STENA DRILLMAX OPERATIONAL ANALYSIS

(1)

WELL NAME

RKB-Seabed (ft)

Well Type

START DATE, TIME

SPUD DATE, TIME

BOP LANDED & LATCH

126 AFE TARGET FINISH

ACTUAL FINISH DATE

Actual Online Time (days)

125.94

84.17 66.83%

Dual Activity (DAT), days

5.85 4.15%

5.90%

20.12%

33.79%

11.04 8.77%

Total Offline Make Up (days)

9.26 6.57%

9.33%

1.21%

2.04%

29.10 23.11%

Total Time (for calculative purposes)

141.1 10.72%

15.22%

21.33%

35.82%

0.21 0.17%

on Time inc. offline+DAT (for calculative purposes)

99.3

1.42 1.12%

PERFECT DAYS

Achievable Perfect Days

CLIENT

COUNTRY

BLOCK

TIME SAVING

WELL TIMING

$0

Actual No. of Perfect Days

% COST SAVING AGAINST AFE

100.00%

% Time saving From Dual Activity

% Time saving From Offline Make-up

% Total Time svg From DAT &

Offline Facilities

Well Duration

(excl. NPT)

Contractor NPT

Well Duration

(incl. NPT)

Tophole, Start

to land BOP

(excl. NPT)

Tophole, Start

to land BOP

(incl. NPT)

TIMING BREAKDOWN

Operator NPT, inc change of scope

WOW

Actual Production Time

3rd Party

STENA DRILLMAX OPERATIONAL ANALYSIS - SUMMARY

2,196

Exploration

$190,000,000

AFE AMOUNT ($)

-33.98%

AFE TARGET DAYS

94.00 ACTUAL DAYS

125.94 % TIME SAVING AGAINST AFE

ACTUAL COST (S)

0.00

5.00

10.00

15.00

20.00

25.00

30.00

35.00

40.00

45.00

50.00 Move in / Rig Up

Spud and drill 36"

hole/Run 30" Conductor

Drill 26" Hole and 20"

casing

Run BOP & Riser

Drill 17 1/2"

Run 13 5/8-13 3/8"

casing

Drill 12 1/4" Hole

Run 9 7/8 csg and 10

3/4 csg

Drill 8 1/2" Hole

Logging

P & A

Pull BOP, Retrieve

Beacons

Actual Production Time

Contractor NPT

Operator NPT

3rd Party

WOW

CLIENT TARGET

Additional Logging Runs

9 days Operator NPT, unexpected low ROP

2 days Fishing Operations

2.5 days Stabiliser thru casing

(2)

STENA DRILLMAX OPERATIONAL ANALYSIS - DAYS Vs DEPTH CHART

m

Stena Drilling

0

1

000 2000

-

E

-

~

3000

co

"'C

· -"'C

§

4000

~

0 ...

c..

5000

6000

7000

0

1

0 I

I

13 3/8

"

:

20 ---~---r---1

I

30 I

I

40 Tempo (d

₅₀

_~

ias)

60 --

~5/8"

--~---r---r--

~

---

---I

I

---l---~---

₁

I

70

90 I

I

1

00 -~---~---1---

1

20

(3)

O

ffline +

DA

T

building

Stand-

Torque-

master

To

ta

l

O

nline

_{Offline (DA}

T)

O

nline

_{Offline (DA}

T)

O

ffline

Mak

e-up

O

ffline

Mak

e-up

Contr

ac

tor

NP

T

O

per

ator

NP

T

3r

d Par

ty

WO

W

Move in / Rig Up

1.17

0.00

0.08

1.17

0.00

0.08

0.00

0.00 Spud and drill 36" hole/Run 30" Conductor

2.00

2.15

1.73

1.67

0.06

1.73

1.02

0.67

1.13

1.00

0.00

0.06

0.42

0.00

0.00 Drill 26" Hole and 20" casing

2.00

2.35

2.31

2.06

0.10

2.17

1.13

1.00

1.23

1.06

0.02

0.08

0.04

0.00

0.00 Run BOP & Riser

5.00

10.73

2.85

0.42

0.00

0.42

10.73

0.00

0.42

0.00

6.35

0.10

0.00

1.42 Drill 17 1/2"

12.50

12.42

12.15

0.00

1.36

12.42

0.00

1.11

0.25

0.27

0.00

0.00 Run 13 5/8-13 3/8" casing

5.00

3.81

3.44

0.13

0.90

1.02

3.81

0.00

0.13

0.17

0.73

0.27

0.00

0.10

0.00 Drill 12 1/4" Hole

14.00

14.31

14.02

0.04

1.81

1.85

14.31

0.00

0.04

1.38

0.44

0.06

0.23

0.00

0.00 Run 9 7/8 csg and 10 3/4 csg

5.00

5.38

0.04

0.98

1.02

5.38

0.00

0.04

0.44

0.54

0.00

0.00 Drill 8 1/2" Hole

27.33

43.79

26.69

0.77

1.15

1.92

43.79

0.08

0.00

0.69

0.00

1.15

3.63

13.38

0.10

0.00 Logging

8.00

24.00

8.60

0.08

0.94

1.02

24.00

0.00

0.08

0.92

0.02

0.00

15.40

0.00

0.00 P & A

7.00

3.81

0.23

0.35

0.58

3.81

0.00

0.23

0.35

0.00

0.00 Pull BOP, Retrieve Beacons

5.00

2.02

0.42

1.52

1.94

1.98

0.00

0.04

0.42

1.50

0.02

0.00

0.00 Total Days (WELL DURATION)

94.00

125.94

84.17

5.85

9.26

15.11

123.54

1.75

2.40

4.10

5.89

3.38

11.04

29.10

0.21

1.42 Total Days (TOPHOLE - Start well to land

BOP)

10.17

16.40

8.06

4.15

0.25

4.40

14.04

1.67

2.35

2.48

0.02

0.23

6.81

0.10

0.00

1.42 Information below must automatically updates from "Well Data" sheet. Information must however be verified to ensure there are no equation errors occur during processing of "Well Data"

Well Centre 1

Well Centre 2

NPT

STENA DRILLMAX OPERATIONAL ANALYSIS - WELL TIMING BREAKDOWN

(4)

CASING MD (ft) CASING MD (ft) FINAL VARIANCE AGAINST AFE TIME -31.94 days 11.04 8.77% 30" 2,258 Forward Planner % TIME SAVING AGAINST AFE -33.98% 29.1023.11% 20" 2,647

0.21 0.17% 13 3/8 3,462

0.00 AFE AMOUNT ($) $190,000,000 1.42 1.12% 9 7/8 5,101 ACTUAL COST (S) 41.7733.17% % COST SAVING AGAINST AFE $190,000,000

days 84.1766.83%

SBD TM SBD TM

Comments

WELL CENTRE 1 WELL CENTRE 2 Standbuilding Torquemaster Target (hrs) Actual (hrs) Variance Target (hrs) Actual (hrs) Variance Target (hrs) Actual (hrs) Variance

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

28.00 28.00 0.00 0.00 0.00 0.00 2.00 0.00 0.00 0.00 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig floor waiting on arrival of conductor, whilst continue with maintenance on rig floor, and pump room. Unload boat of conductor and measure same.

Break out lifting nubbin off mud motor

and install on new motor. 7.50 0.50 N/A 7.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Caliburate beacons on new location. Rig floor waiting on arrival of conductor, whilst continue with maintenance on rig floor, and pump room.

Mak up Mule shoe,20 ft pup jt, RT, 6 5/8 pup jt , crossover with tourqu

master and place in pipe bay.

4.50 1.50 N/A 4.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig floor waiting on arrival of conductor, whilst continue with maintenance on rig floor, and pump room.

7.50 15.00 7.50 -7.50 5.00 0.00 -5.00 N/A 0.00 N/A

Rig floor waiting on arrival of conductor, whilst continue with maintenance on rig floor, and pump room. Unload boat of conductor and measure same.

8.50 N/A 8.50 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

48.00 24.5016.0027.0024.00 0.00 1.50 10.00 0.00 0.00 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont to run BHA f/44m t/281m AWC 21:30-00:00 Hold TBT. P/up

and run 30" conductor t/35m. 2.00 3.00 N/A 2.00 N/A 3.00 3.00 0.00 N/A 0.00 N/A

hange to PS21 autoslips. Shallow test MWD @ 350GPM

120psi and 600GPM 400psi. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Cont to RIH on 5 1/2DP f/281/

t/817m. 0000-0330hrs RIH w/ 30" f/ 38m t/ 87m. 1.00 3.50 N/A 1.00 N/A 4.00 3.50 -0.50 N/A 0.00 N/A

RIH w/ 36" BHA f/ 817m t/ 2176m, filling pipe every 15 stds.

0330-0400hrs Change out 30"

elevators for 6 5/8" dp. 3.00 0.50 N/A 3.00 N/A N/A 0.50 N/A N/A 0.00 N/A

M/U TD, fill pipe, perform motor and MWD tests as per direction driller (remove PS21's).

0400-0530hrs P/U & M/U 30" R/T as per Drill Quip instructions. Install bullseye.

RIH and test low pressure housing at water line.

1.00 1.50 N/A 1.00 N/A N/A 1.50 N/A N/A 0.00 N/A

On standby as per instructions until 30" in picked up

and run below water line. RIH w/ 30" f/ 87m t/ 2.50 3.50 N/A 2.50 N/A N/A 3.50 N/A N/A 0.00 N/A Position MWC over new location.

RIH w/ 36" BHA f/2176m and tag mud line @ 2195m (draft 11.65m).

0330-0400hrs Change out 30"

elevators for 6 5/8" dp. 0.50 0.50 N/A 0.50 N/A N/A 0.50 N/A N/A 0.00 N/A

P/U 10m above mud line and pump 110bbl hi vis @ 800gpm

900psi. P/U & M/U 30" R/T as per Drill Quip 0.50 1.50 N/A 0.50 N/A N/A 1.50 N/A N/A 0.00 N/A Drill 36" hole f/ 2195 t/ 2254m. 0530-1200hrs RIH w/ 30" t/ 1921m. make up 30" R/T 4.50 7.50 1.50 N/A 4.50 N/A N/A 7.50 N/A N/A 0.00 N/A

Drill 36" hole f/ 2254m t/ 2282m.

1200-1300 Con't t/ run in w/ 30" conductor on 6 5/8dp f/1921m

t/2156m 3.50 1.00 2,282 N/A 3.50 N/A N/A 1.00 N/A N/A 0.00 N/A Perform wiper trip f/2282m

t/2205m. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump Hi-Vis pill 300bbl @ 500GPM and displace with 100bbl sea water.

0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2282m t/2177m. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

2000-2030: Change over to PS21 autoslips.

Move rig over location and stab 30" conductor. Bulls eye before stabbing: 1.25° @345. 10m in: 1.25° @345. 1 Std: 1.25° @330. On btm: .75° @320. Tag btm and pump sea water @

2bpm.

0.50 2.50 N/A 2.50 N/A N/A 0.50 N/A N/A 0.00 N/A

MWC-2030-2300: POOH f/2177m t/281m

Cement mix water contaminated. Wait on new mix.

Offline Ops. 2.50 3.50 3.50 N/A 3.50 N/A N/A 2.50 N/A N/A 0.00 N/A 2300-2330: Change out Autoslips

and handling gear.

Cement mix water contaminated. Wait on new mix. Offline Ops.

0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 0.00 N/A

2330-0000: POOH BHA f/281m t/177m

Offline Ops. 1.00 N/A 0.00 N/A N/A 1.00 N/A N/A 0.00 N/A 000-0330hrs Con't lay out 26" x

36" bha f/ 177m.

Offline Ops. 3.50 6.50 6.50 N/A 6.50 N/A N/A 3.50 N/A N/A 0.00 N/A 0330-1000hrs P/U and RIH w/ 26"

bha t/ 51m.

Offline Ops. 6.50 N/A 0.00 N/A N/A 6.50 N/A N/A 0.00 N/A 1000-1130hrs Wait on cmt job to

finish before

Pump 50bbl tracer and disp @ 7bpm (60psi). Tracer visable back at

seabed w/ 502bbls pumped. 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A performing MWD shallow test. SW. Cmter flush line and perform line Pump 50bbls tracer & disp w/ 12 bbl

test.

0.50 0.50 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

1130-1200hrs Pull BHA back out and change bit.

BJ cmter mix & pump cmt as per program. Cmter disp w/ 377bbls of sw

@ 8.5bpm. 0.50 0.50 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A 1200-1230-MWC Pull back BHA

and change bit.

BJ cont to displace cement w/sea water @ 8.5. Set down casing 30K and w/head @

2.5m above sea bed. ROV check bullseye. 3/4° @ 320.

0.50 0.50 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

1230-1330-MWC Make up bit

and RIH t/51m Wait on cement curing. 1.00 9.50 N/A 9.50 N/A N/A 1.00 N/A N/A 0.00 N/A

1330-1400-MWC Shallow test

MWD @700GPM 460PSI Unlatch running tool as per Dril-Quip instructions and POOH t/2175m 0.50 0.50 N/A 0.50 N/A N/A 0.50 N/A N/A 0.00 N/A

RIH f/2143m t/2184m. Position rig over well and stab in 26" assembly.

2230-0000-AWC POOH f/2175m

t/2073m 1.00 1.50 N/A 1.00 N/A N/A 1.50 N/A N/A 0.00 N/A

Cont RIH t/ 2225m and make up

Top Drive for washing down. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

48.00 27.0024.0029.5025.50 0.50 2.00 1.00 0.00 0.00 0.00 Wash down f/ 2225m w/ 100gpm and tag cmt @ 2247m w/ 10k.

0000-0600hrs POOH w/ 30" R/T f/

2073m t/ 20m. 0.50 6.00 N/A 0.50 N/A N/A 6.00 N/A N/A 0.00 N/A Drill cmt f/ 2247m t/ 2282m w/ 650

gpm, 650psi, 30 rpm and max 5k WOB. Shoe @ 22852m.

600-0730hrs POOH w/ 30" R/T and lay out same. 0730-0900hrs P/U 18 3/4" W/H and M/U R/T as drill quip instructions. Lay out same.

2.50 3.00 N/A 2.50 N/A N/A 3.00 N/A N/A 0.00 N/A

Pump 850 bbls hi vis and drill ahead f/ 2282m t/ 2541m pumping 80bbl hi vis sweeps every 60m.

0900-1000hrs Rig up to run 20"

casing. 9.00 1.00 N/A 9.00 N/A N/A 1.00 N/A N/A 0.00 N/A

1000-1200hrs Hold TBT, RIH w/ 20" t/

48m. 2.00 N/A 0.00 N/A N/A 2.00 N/A N/A 0.00 N/A

Dril ahead 26" hole from 2541m to TD at 2660m pumping sweeps every 80m.

AWC Con't to rih with 20" csg f/ 59 m

t/ 455m filling every joint. 7.00 6.00 2,660 N/A 7.00 N/A N/A 6.00 N/A N/A 0.00 N/A

Dril ahead 26" hole from 2541m to TD at 2660m pumping sweeps every 80m.

1800-1830-AWC-Rig down casing elevators and rig up inner string false

rotary 0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 0.00 N/A Take survey and displace well as

r r rogram. Change out to PS21 auto slips in main well

1830-2200-AWC-RIH with 5"DP inner

string assembly t/395m 4.50 3.50 N/A 4.50 N/A N/A 3.50 N/A N/A 0.00 N/A

Take survey and displace well as r r rogram. Change out to PS21 auto slips in main well

2200-2330-AWC-Pick up housing assembly and make up same as per instruction. Weld connection.

1.50 N/A 0.00 N/A N/A 1.50 N/A N/A 0.00 N/A

Contractural KPIs WC2 ONLINE NPT WOW Drilling Depth (ft) Operator

Offline m/up Offline m/up

Contractor

WC1

Online

TOTAL NPT 94.00

(i.e. Reason for not achieving KPI, NPT details)

DrillMAX KPI Incentive Contract

REV NUMBER PRODUCED BY APPROVED BY Contractural KPIs ONLINE Contractural KPIs OFFLINE (Well Centres) Standbuilding

Cells with blue border to be

completed Cells with Yellow hatching - Automatically update

SPUD DATE, TIME

ACTUAL FINISH DATE 125.94 2196.00

PERFORMANCE REVIEW STENA DRILLMAX (PM) OPERATOR, (including 3rd

party, & scope changes)

WOW WELL NAME

START DATE, TIME RKB-Seabed (ft)

AFE TARGET FINISH BOP LANDED & LATCH

3rd Party NPT Date ACTUAL TIME, finish WC2 WC1 Operator Offline (DAT)

ACTUAL PRODUCTION TIME

CLIENT TARGET Online Offline (DAT) Offline m/up Offline m/up Offline (DAT)

Contractor

Online

Description

Online Offline (DAT) 3rd Party

3rd Party

Spud and drill 36" hole/Run 30" Conductor

WOW

Move in / Rig Up

(5)

SBD TM SBD TM

Comments

WELL CENTRE 1 WELL CENTRE 2 Standbuilding Torquemaster Target

(hrs) Actual (hrs) Variance Target

(hrs) Actual (hrs) Variance Target (hrs) Actual (hrs) Variance

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Online (i.e. Reason for not achieving KPI, NPT details)

Contractural KPIs ONLINE

Contractural KPIs OFFLINE (Well Centres) Standbuilding

Contractor

Online

Description

Online Offline (DAT) 3rd Party WOW

Move in / Rig Up

Pull out of hole from 2660m to 2555m

2330-0000-AWC-Rig down Franks

equipment. 0.50 0.50 N/A 0.50 N/A N/A 0.50 N/A N/A 0.00 N/A Con't POOH w/ 26" BHA f/ 2555m

t/ 2141m. Work thru tight spot f/ 2540m t/ 2524m w/ 50rpm, no pump, max O/P 40k and max torque 20k, .

0000-0130hrs Con't rig down Franks

& install bullseye. 3.00 0.50 N/A 3.00 N/A N/A 0.50 N/A N/A 0.00 N/A

Con't POOH w/ 26" BHA f/ 2555m t/ 2141m. Work thru tight spot f/ 2540m t/ 2524m w/ 50rpm, no pump, max O/P 40k and max torque 20k, .

0130-0230hrs Change casing tong for

Hydra tong. 0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 0.00 N/A

Con't POOH w/ 26" BHA f/ 2555m t/ 2141m. Work thru tight spot f/ 2540m t/ 2524m w/ 50rpm, no pump, max O/P 40k and max torque 20k, .

0230-0300hrs Rig up to change saver

sub. 0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 0.00 N/A

0300-1200hrs On standby until 20" is landed.

Change out saver sub for precautionary reason's prior to

running 20" casing. 9.00 1.00 1.00 N/A 1.00 N/A N/A 9.00 N/A N/A 0.00 N/A On standby until 20" is landed.

Run 18 3/4" W/H down to water line and perform low pressure housing test w/ 7bpm, 70psi (shoe depth

488m).

Break down 30" Drill quip Running

tool 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

On standby until 20" is landed.488m t/ 2179m filling dp every 5 stds.Install PS30's and con't RIH w/ 20" f/

Change out sleeve on motor and

make up stabilizer (17.5" BHA). 4.00 1.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A

On standby until 20" is landed. Reposition AWC over new well

location. Chaange out damaged single 34ppf 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.50 N/A On standby until 20" is landed.

Onstandby, wait on ROV to repair camera problem, ROV return to surface at 1020hrs. ROV jumped again @ 1145hrs.

2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

On standby until 20" is landed. Wait on ROV to reach bottom. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

On standby until 20" is landed.Position rig over location and stab 20"

csg into w/head. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

On standby until 20" is landed. Run csg f/ 2192m t/2624m filling

every 5 stds. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

1630 -2000-MWC-POOH f/2143m t/288m with 26"assembly on 5 1/2"DP

Change out to master bushings. Pump @ 4 BPM and land csg whilst circulating. Set down 50K and confirm latch. Perform 50K o/pull. B/eye @

1/2

1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

1630-2000-MWC-POOH f/2143m t/288m with 26"assembly on 5 1/2"DP

-Increase flow rate to 8 BPM and

circulate. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A 1630 -2000-MWC-POOH f/2143m

t/288m with 26"assembly on 5 1/2"DP

Pump 50bbl black tracer and chase

with 12 bbl sea water. 3.50 0.50 N/A 0.50 N/A N/A 3.50 N/A N/A 0.00 N/A

2000 -2400-MWC-Continue to pooh with BHA from 288m to surface

BJ perform line test to 2000psi and carry out cement job as per

programme 4.00 4.00 N/A 4.00 N/A N/A 4.00 N/A N/A 0.00 N/A 2000 -2400-MWC-Continue to

pooh with BHA from 288m to

surface Waiting on cement curing 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A 0000-0300hrs Hold TBT and rig

to run BOP. Wait of cement. 3.00 8.00 N/A 8.00 N/A N/A 3.00 N/A N/A 0.00 N/A

0300-0330hrs Skid BOP under

MWC. Wait of cement. 0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 0.00 N/A

0330-0500hrs P/U boost jt & M/U

t/ BOP. Wait of cement. 1.50 N/A 0.00 N/A N/A 1.50 N/A N/A 0.00 N/A 0500-0530hrs P/U BOP of trolly &

skid trolly back to storage position. LWR BOP into under hull guide

Wait of cement. 0.50 N/A 0.00 N/A N/A 0.50 N/A N/A 3.00 N/A

0530-0630hrs Connect boost v/v control lines & fuction test same.

Install beacon. Wait of cement. 1.00 N/A 0.00 N/A N/A 1.00 N/A N/A 0.00 N/A 0630-0730hrs P/test chk, kill,

boost & conduit lines. Release 18 3/4" R/T as per drill quip

instructions. 1.00 0.50 N/A 0.50 N/A N/A 1.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

120.00 257.500.00 0.00 10.00 0.00 0.00152.502.50 0.00 34.00 Run BOP f/ 88m t/ 380m. POOH with 5" cement stinger 2600-1675m 3.50 3.50 N/A 3.50 N/A N/A 3.50 N/A N/A 0.00 N/A

Hold TBT with drill crew and marine crew for running BOPs.

1200-1530-Pooh with 18 3/4 "running tool and cmt stinger on 6 5/8dp from

1525m to 461m

0.50 3.50 N/A 0.50 N/A N/A 3.50 N/A N/A 0.00 N/A

Run BOP on marine riser f/380m t/576m.

1530-1630-Change out ps30 auto slips, remove bullseye and laydown

running tool 3.50 1.00 N/A 3.50 N/A N/A 1.00 N/A N/A 0.00 N/A Change out riser running tool and

test choke and kill lines 250psi low and 9000psi high, test conduit and booster lines 5000 psi.

1630-1730-Pooh from 386m to

surface with 5" dp stinger 2.00 1.00 2.00 2.00 0.00 N/A 1.00 N/A N/A 0.00 N/A

Run BOP on marine riser f/576m

t/673m. 1.00 1.16 1.00 -0.16 N/A 0.00 N/A N/A 0.00 N/A

On standby due to failure of

gantry crane. 15.00 15.00 N/A 15.00 N/A N/A 0.00 N/A N/A 0.00 N/A Gantry crane failure

Con't to run BOP f/ 673m t/ 722m. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A P/up riser on crane

Con't to run BOP f/ 722m

t/1088m. 12.00 N/A 12.00 N/A N/A 0.00 N/A N/A 0.00 N/A

P/test chk, kill, boost and conduit

lines. 2.00 2.00 2.00 0.00 N/A 0.00 N/A N/A 0.00 N/A

Run BOP f/ 1088m t/ 1429m. 10.00 N/A 10.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Run BOP f/ 1429m t/ 1649m. 3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/test chk, kill, boost and conduit lines. Perform hydrostatic test on

riser. 2.00 2.00 2.00 0.00 N/A 0.00 N/A N/A 0.00 N/A Run BOP f/ 1649m t/ 1728m. 4.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Run Fill Valve and install hoses in moonpool. Carry out hydrastatic

test on Fill Valve. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A Run BOP f/ 1728m t/ 1752m. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't run BOP f/ 1752m t/2142 9.00 4.80 9.00 4.20 N/A 0.00 N/A N/A 0.00 N/A

P/U 10' pup & run BOP t/ 2145m. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/U ROPS jt & rin BOP t/ 2152m. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/U slip jt & run BOP t/ 2177m. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Connect control linesto ROPS jt. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Connect ROPs head in moonpool

and pick up landing joint 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test choke & kill lines 250psi 5 mins 9000psi 10

mins.Conduit lines 5000psi. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Connect clamps in moonpool and

lower slip joint into load

ring.Install storm loops. 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A Position rig over well centre and

prepare to land BOP, latch BOP @18.30 on Blue pod A. Swap pods and perform 50k overpull. B/eye prior to landing 1° @325. After landing 1°@325.

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Perform slump test. 100K down b/eye 1°@345. 200K down b/eye 1°@320. 300K down b/eye 1°@325. 400K down b/eye 1°@325. 450K down b/eye

1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Connect hoses to slip joint in moonpool. Stroke open and lay out landing joint.

2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

BJ attempt to test riser connector. Prepare divertor for picking up. Offline Ops 1800-1900-AWC-Made up drill bit and sleeve to mud motor.

Make up bit to motor and torue up

sleeve stabilizer 1.50 1.00 1.50 N/A 1.50 N/A N/A 1.00 N/A N/A 0.00 N/A

Run BOP & Riser

(6)

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

Con't trouble shoot BOP problems 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A NPT due to BOP problems

R/U & L/O diverter. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/U landing jt & M/U to slip jt. 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Turn rig heading to 90°. Close &

lock slip jt. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Prepare & unlatch BOP (BOP unlatched @ 0520hrs). Move rig 50m off location. Pull BOP t/ 2177m.

0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

R/U & remove load ring. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Remove mux cable storm loops &

install control lines on ROPS jt. 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

L/O landing jt and remove ROPS

jt heads. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BOP t/ 2152m & L/O slip jt. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BOP t/ 2145m & L/O ROPS

jt. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BOP t/ 2142m & L/O 10' pup

jt. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BOP f/ 2142m t/2045m. 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Disconnect Fill Valve. Pull BOP

t/1697 and l/out Fill Valve 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't to pull BOP f/ 1453m t/

722m. 12.00 12.00 N/A 12.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't to pull BOP f/ 722m t/32 m. 11.00 11.00 N/A 11.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BOP through splash zone and land on BOP transporter. Nipple down booster joint.

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Continue un-nipple booster joint from BOP, Pick up and lay out

booster joint on riser catwalk 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Skid BOP from under main well

rotary to setback location 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Subsea troubleshoot BOP, meanwhile remove riser running tool, spider and gimbal and install master bushings on main well rotary

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Subsea Continue troubleshoot BOP. Make up side entry test

assembly at aux well rotary. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Subsea Continue Repair BOP

(replace side packer on blind shear rams). Main well center - Rig up and pressure test mud hose, Lower and upper IBOP to 250/5000psi for 5/10mins, bleed off pressure and rig down test

3.00 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Subsea continue repair BOP. Main well center - Remove master bushings, install spider and gimbal and Riser running tool. Pick up booster joint

2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Subsea continue repair BOP 4.00 4.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont' T/shoot BOP, pressure & function test same. 250psi low -

7000psi high 5 mins each. 10.00 10.00 N/A 10.00 N/A N/A 0.00 N/A N/A 0.00 N/A Re-move test jnt f/BOP & C/out

well head gasket. 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT. P/up booster and 65ft

pup jt and run through rotary. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Skid BOP under w/centre and

stab booster joint. Nipple up same.

1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Lift BOP off transporter and skid back transporter. Run BOP down

to under hull guidance. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Connect booster hoses in

moonpool and rig up for pressure

testing. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Press test c+k lines 250psi 5mins

/ 9000 psi 10mins.Conduit lines

and booster 5000 psi 10mins. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Run BOPs f/40m t/454m 7.50 7.50 N/A 7.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run BOP's on marine riser f/454m t/551m inspecting low & high pressure seals every joint.

1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test choke & kill lines 250psi 5mins - 9000psi 10min each. Pressure test boost & conduit lines 5000psi 10 mins.

1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run BOP's on marine riser f/551m t/1088m inspecting low & high

pressure seals every joint. 9.00 9.00 N/A 9.00 N/A N/A 0.00 N/A N/A 0.00 N/A Pressure test C & K lines 250psi

5mins 9000psi 10mins. Conduit and booster lines 5000psi 10mins. Perform Hydrastatic test.

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Run BOP's on marine riser f/1088m t/1624m inspecting low & high pressure seals every joint.

10.00 10.00 N/A 10.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test C & K lines 250psi 5mins 9000psi 10mins. Conduit and booster lines 5000psi 10mins. Perform Hydrastatic test.

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Run BOP's on marine riser f/1624m t/1728m inspecting low &

high pressure seals every joint. 2.50 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A Connect fill valve hoses -test

same and fill with SW for

hydrostatic test 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Run BOP's on marine riser

f/1728m t/1850m inspecting low &

high pressure seals every joint. 2.50 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A Suspend operations WOW 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up and m/up landing joint,set in

spider 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Suspend operations WOW 31.00 31.00 N/A 31.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to run Riser f/1850-2146 5.00 5.00 N/A 5.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test C&K lines 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up ROPS ,joint damaged,lay

out 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pick up replacement ROPS 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up slip joint and m/up 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT with oncoming crew 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Lower slip jint and install terminal heads to ROPS joint and m/up

Landing joint 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Pressure test C&K lines and

conduit and booster 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Install mux cable storm loops 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

(7)

Stena DrillMAX Operational Analysis

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

Set slip joint in load ring 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Position rig over well centre land BOP, latch BOP on Blue pod A,SEM B Perform 50k overpull. B/eye prior to landing 1° . After landing 1.5°

1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test Well head

connector 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A Unlock slip joint and stroke out

inner barrl,l/out landing joint 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up and m/up diverter 1.50 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Install diverter manifold and

release running tool 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig down riser handling eqpt and

clean floor 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

300.00 298.000.00 0.00 0.00 26.75 6.00 6.50 0.00 0.00 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig up for drilling and change

saver sub 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up 17 1/2 BHA and RIH to

200m 2.50 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Shallow test MWD 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to RIH with BHA

f/200m-276m 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Change out slips 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to RIH f-276m-2557m 3.50 3.50 3.50 0.00 N/A 0.00 N/A N/A 0.00 N/A

Wash down from 2557-2614 to

TOC 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Line up and prepare to pressure test BOP's,problems with cmt.

Unit 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A Pressure test BOP's /250-1500psi 5.00 N/A 5.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Function test BOP from TP panel

and diverter function test 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill out cmt. f/2614-2637 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Troubleshoot electrical fault with

oil cooling fan. 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Ream f/2598-2637 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill cmt. f/2637-2647,drill out

shoe and rathole 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 10' new formation to 2670 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 90bbls hi-vis pill and

circulate hole clean 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A Space out and close upper

annular,pressure test lines,perform LOT.Max EMW,9.2ppg

1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Displace well ,C&K,booster to

9.3ppgSTA as per programme 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. And condition mud 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Take SCR's and CLF 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Test kick detection system as per

0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 17 1/2" hole f/2670-2679 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Flow check at conection 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to drill 17 1/2" hole as per

2679-2966 26.00 2,966 N/A 26.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Observe total losses 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2966-2631 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Flow check at connection-Losses

8bph,pump down kill/up choke 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. Down string monitoring

returns 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. Down string @ 190gpm,staging up,cut MW to

9.3ppg 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A Circ. And condition mud

observing for losses 4.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/2430-2927 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Wash down f/2927-2966 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. And condition ,monitoring for

losses,while staging up pumps 4.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A Take survey and observe total

losses with 1100gpm,monitor well on trip tank

1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 100bbls LCM and displace

well to 9.2ppgSTA 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Monitor losses @ 40BPH 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 100bbls of LCM and

displace 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Monitor losses @ 160BPH 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Close Upper annular and open C&K lines to let volume drop.Close LPR and pump down kill line ,returns via choke

1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Open LPR's, close kill line,.Pump

down boost line, with 9ppg 3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Close LPR and pump down kill 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Boost riser and condition 5.00 N/A 5.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Open annular and monitor well 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Displace well ,C&K,booster to

8.9ppgSTA as per programme 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Displace string to 8.9ppg 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 17 1/2"

(8)

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

RIH f/2630-2930 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. And condition to 8.9ppg 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Take SCR's and CLF 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill ahead f/2966-3049 9.00 3,049 N/A 9.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Losses at 64bph,reduce flow rate 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 100bbls LCM Hols TBT and rig up to m/up 13 3/8"

csg 1.00 1.50 N/A 1.00 N/A N/A 0.00 N/A N/A 1.50 N/A

Cont. to drill f/3049-3336 M/up 75 jnts of 13 3/8" csg 68.50 15.25 3,325 N/A 68.50 N/A N/A 0.00 N/A 6.25 15.25 9.00 Casing building not continuous due to other ops and lack of personnel.

Take survey and flow check 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Flow check 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2504-290 3.00 2.73 3.00 0.27 N/A 0.00 N/A N/A 0.00 N/A No boost

Hold TBT and change out PS-30 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pull BHA and break off bit 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up new bit and RIH to 19m 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up new power pulse but X/O no

good,l/out same and p/up original 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Download MWD 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH with 17 1/2" BHA f/19m-304m 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/304-2640m,filling pipe 4.50 3.59 4.50 0.91 N/A 0.00 N/A N/A 0.00 N/A No boost

RIH f/shoe to 3287m 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Wash down f/3287-3336m 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 17 1/2" hole f/3372m -3467 Rig up and M/up 13 5/8 shoe Change out casing collars 47.00 3.00 2.00 3,372 N/A 47.00 N/A N/A 0.00 N/A N/A 3.00 N/A

Start to pump and displace

hi-vis,losses incurred,430bph Attempt to m/up 13 5/8 FC M/up 13 3/8 hangar 0.50 5.00 2.00 N/A 0.50 N/A N/A 0.00 N/A N/A 5.00 N/A

Flow check on trip tank,losses

300bph M/up cmt. Head and rack back M/up cmt.head 2.00 2.00 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 2.00 N/A

Troubleshoot losses 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to troubleshoot losses 13.50 N/A 13.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Flow check and RIH f/3326-3467 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Flow check at BOP's 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2500-1129,while

boosting riser ,at controlled rate M/up stand of 5" to jetting tool 2.50 2.00 N/A 2.50 N/A N/A 2.00 N/A N/A 0.00 N/A POOH at controlled rate,as per

Remove PS 30's,Rack back and

lay out BHA to surface 3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up jetting and WBRT assy. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH with WBRT at controlled

speed f/48-2178 4.00 3.28 4.00 0.72 N/A 0.00 N/A N/A 0.00 N/A Controlled speed due to full bore tool Jet BOP's 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Retrieve wear bushing 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 100bbls hi-vis 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drop 2 3/4" rabbit,POOH

f/2219-48m 4.00 3.28 4.00 0.72 N/A 0.00 N/A N/A 0.00 N/A Controlled speed due to full bore tool

Lay out WBRT and jet sub 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig down drilling eqpt. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

120.0091.50 0.00 0.00 3.00 4.00 17.50 6.50 0.00 2.50 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT to rig up 13 3/8 csg

eqpt and rig up 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT to run csg 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up and bakerlock shoe joint and 9 joints to 208m,using lifting nubbin.

6.00 N/A 6.00 N/A N/A 0.00 N/A N/A 0.00 N/A Slick casing ,lifting nubbins used on each joint

Rig down 13 5/8 handling eqpt.

and rig up to run stands of 13 3/8 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run 13 /8 csg from fingerboard,rabbiting every stand

,f/208-443 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A Drift every stand in TC,tight protectors. Hold TBT for crew change over 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run 13 3/8 f/443-1264m drifting

every stand 6.00 3.60 6.00 2.40 N/A 0.00 N/A N/A 0.00 N/A Drift every stand in TC,tight protectors.

(9)

Stena DrillMAX Operational Analysis

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

Change handling eqpt. and p/up

csg hangar r/Tool assy 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Cont. to RIH with Landing string

f/1269-,filling every 5 stands 8.00 N/A 8.00 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up cmt. Stand and start to circ. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Leak on cmt. Head,lay out and

repair. Repair cmt. Head 3.00 2.00 2.50 N/A 3.00 N/A N/A 0.00 N/A N/A 2.00 N/A

P/up cmt. Stand wash down and land hangar in well head with 50k

down,take 50k o/pull 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Hold TBT prior to cmt. Job,while

circulating 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A Pressure test cmt. Hose and

perfrom cmt. Job. M/up mill and flush assy 4.50 2.00 N/A 4.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig down cmt. hose 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Release Running tool 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. C&K lines while rack cmt.

Stand 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2173 to surface No boost B/out cmt. Head 4.00 2.00 3.34 4.00 0.66 N/A 0.00 N/A N/A 0.00 N/A No boost

B/out and l/out Running tool 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up Mill and flush tool 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH with Mill and flush tool to

2162m M/up seal assy running tool ,X/O's and PJ's 3.50 3.00 3.32 3.50 0.18 N/A 0.00 N/A N/A 0.00 N/A No boost

Hold TBT and install electric

cable for TDS L/out cmt. Head M/up ARC,MWD,Sonic,Power

drive,x/O's and pup joints 5.00 2.00 7.00 5.00 N/A 5.00 N/A N/A 0.00 N/A N/A 2.00 N/A

RIH to 2192 and land out milling

tool on hangar,and start flushing.M/up seal assy to Running tool and jet sub to stand B/out cmt. head 1.00 1.00 2.00 N/A 1.00 N/A N/A 1.00 N/A N/A 0.00 N/A

POOH to 2172m 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. And boost riser until hi-vis at

surface 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 100bbls slug 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2172-surface 4.00 3.32 4.00 0.68 N/A 0.00 N/A N/A 0.00 N/A No boost

L/out mill and flush,p/up jetting

tool 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up seal assy 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH with seal assy to 2195m at

controlled speed 4.50 N/A 4.50 N/A N/A 0.00 N/A N/A 0.00 N/A Jet wellhead 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Land seal assy at hangar and set 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Troubleshoot cmt. Unit problems 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Flush and test lines M/up powerdrive to bit and test 0.50 2.00 N/A 0.50 N/A N/A 2.00 N/A N/A 0.00 N/A

Test seal assy to 300psi and take

100k o/pull test 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Test seal assy to 7000psi against

MPR's Break out mill and flush tool 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Start BOP test Break off powerdrive test assy 5.00 1.00 N/A 5.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Release running tool,pump slug 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f2191-2132 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Repair torque wrench die retainer 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2132-387 2.50 2.68 2.50 -0.18 N/A 0.00 N/A N/A 0.00 N/A

Remove PS-30 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

L/down seal assy and m/up

WBRT B/down seal assy running tool 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Test BSR's with acoustics 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH with wear bushing 3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Land and set W/bushing 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH with WBRT 3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

L/out WBRT 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

336.00 343.500.00 0.00 1.00 33.0010.50 1.50 5.50 0.00 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up pressure test assy Load batteries in MWD,ARC,Sonic

and m/up lifting nubbins. 0.50 3.00 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Test IBOP's and mud hose 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

L/out pressure test assy and

change Saver sub 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up 12 1/4 BHA 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Load MWD data while testing

cag. Against BSR's to 3000psi 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont. to run BHA to 278 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/278 to 2150,filling pipe

every 15 stands 3.50 2.88 3.50 0.62 N/A 0.00 N/A N/A 0.00 N/A No boost

RIH f/2150-3348 at controlled

speed 3.50 1.84 3.50 1.66 N/A 0.00 N/A N/A 0.00 N/A

Wash down f/3348 to TOC at

3370 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill cmt. f/3370-3387,while

displacing to OBM 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 12 1/4" Hole

(10)

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

OBM at surface ,shut in circuit

and circ. Out interface 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Drill cmt. f/3387-3457 4.50 N/A 4.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ. And condition mud while

performing kick detection test 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill cmt. f/3457-3472 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Drill 12 1/4 hole f/3472-3482 2.00 3,472 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Line up BJ ,pump 50 bbls through

standpipe. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Circ. And condition to 9.7ppg 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Perform MWD survey ,pump 50

bbls down kill line 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Space out for MPR's and line test

to 3000psi Break out cmt. Head into 3 parts 0.50 2.00 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Close MPR's and perform LOT with 9.7ppg,1954psi

@surfaec,EMW of 12.9ppg 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Open MPR's and take SCR's and

CLF 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Wash down to bottom

f/3456-3482 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Drill f/3482-4374 125.50 4,374 N/A 125.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH wet f/ 4374m t/ 3969m. 2.00 4.56 2.00 -2.56 N/A 0.00 N/A N/A 0.00 N/A

pump slug (failed) 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/3969m t/3454m, (wet). 1.50 2.56 1.50 -1.06 N/A 0.00 N/A N/A 0.00 N/A

Flow check @ 3454m, (static). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 2nd slug 50bbls. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/3454m t/2752m. 1.00 0.90 1.00 0.10 N/A 0.00 N/A N/A 0.00 N/A

Change inserts on ps 30s &

elevators, to 5 1/2inch. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2752m t/2504m. 0.50 0.30 0.50 0.20 N/A 0.00 N/A N/A 0.00 N/A

Flow check, BHA @ BOP (static). M/up Power Drive, Arc, and Reciever sub at Torquemaster. 0.50 1.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f2504m t/279m. 3.00 2.70 3.00 0.30 N/A 0.00 N/A N/A 0.00 N/A No boost

Change out ps 30s to manuals. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH, BHA f/279m t/164m 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Stand 6 5/8" HWDP inadvertently released from Hydraracker. Carry out RA hold TBT prior to recovering stand.

0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT & con't to retrieve stand

from setback w/ stbd fwd crane. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, POOH w/ 12.25" BHA f/ 164m break off bit & tidy rig

floor. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A Reload MWD tools, mean while

service TD and change out wash pipe.

3.50 N/A 3.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/U & RIH w/ 12.25" BHA t/ 40 m, M/U bit to 35k, MWD plug to

verify comms. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A Shallow test power drive as per

DD (700gpm, 840psi). 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't RIH w/ 12.25" BHA f/ 40m t/ 277m. Wt below jars 45k and

BHA wt 78k. 2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A Fill BHA, M/U X/O & change

handling equip to 5.5" dp. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Held t/box talk. RIH 5 1/2" dp, filling pipe every 15 stds f/277m t/2752m (install ps 30s on first fill of pipe)

4.50 3.80 4.50 0.70 N/A 0.00 N/A N/A 0.00 N/A No boost

Change over to 6 5/8" 34 pound

handling equip. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/2752m t/3348m, filling pipe

every 15stds. Break down power drive and arc assembly 1.50 1.50 0.92 1.50 0.58 N/A 0.00 N/A N/A 0.00 N/A

Fill pipe (whilst removing ps 30s

prior to open hole). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/3348m t/4324m. ( open hole

speed restricted) 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A Speed restricted

Wash down to btm, f/4324m t/4374m @ 300gpm 1,000psi, tag

btm @ 4374m (no hole fill). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Drill 12-1/4" hole f/4374m t/4666m

per DD. Lay out 5 1/2" DP 38.00 11.00 N/A 38.00 N/A N/A 0.00 N/A N/A 11.00 N/A Drill 12-1/4" hole f/4666m to

4905m per DD. lay down 5 1/2 DP (4hours) and pick up 43 stands of 5 " (18hours) 24.00 22.00 N/A 24.00 N/A N/A 0.00 N/A N/A 22.00 N/A

Drill 12-1/4" hole f/5110m to m per

DD. 21.50 5,110 N/A 21.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Circ btms up f/ 5110m whilst reciporcating string @ 900gpm 4650psi & 40rpm (mean while take survey and perform downlink). Boosting riser w/ 70spm 500psi.

2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Cont to circ hole clean whilst reciporcating string, 1300gpm

4700psi. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Flow check (static). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/5103m t/4968m, (wet). 0.50 0.68 0.50 -0.18 N/A 0.00 N/A N/A 0.00 N/A

RIH f/4968m t/5050m. Speed

restricted 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Wash down f/5050m t/5110m @

120rpm, 900gpm, 4500psi. (work

tight spot f/5060m t/5076m). 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A POOH f/5110m t/4572m, (wet). 2.50 2.69 2.50 -0.19 N/A 0.00 N/A N/A 0.00 N/A

Pump 90bbl slug & chase, (whilst

installing ps 30s). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/4572m t/3427m. 3.00 3.80 3.00 -0.80 N/A 0.00 N/A N/A 0.00 N/A

Flow check @ 13 5/8 shoe

(static). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A POOH f/3427m t/2751m. 1.00 0.85 1.00 0.16 N/A 0.00 N/A N/A 0.00 N/A

Change out handling equip to 5

1/2 inch. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f2751m t/ L/out top

(11)

Stena DrillMAX Operational Analysis

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

Hold TBT. Con't POOH w/ 12 1/4"Bha on 5 1/2" DP f/ 2408m t/ 278m.

3.00 2.63 3.00 0.37 N/A 0.00 N/A N/A 0.00 N/A

Remove PS30's and change

handling equip. for BHA. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH w/ 12 1/4" BHA f/ 278 t/

RKB. 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Clear rig floor and prepare wire

line. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, rig up for wire line ops, M/U toolstring #1 and verify communication with tools.

AWC - B/ down sonic, stab,power

pulse. 2.50 1.00 N/A 2.50 N/A N/A 1.00 N/A N/A 0.00 N/A

RIH w/ wireline run #1, PEX. Torq Master - B/ down arc, reciever

sub, power drive. 2.50 0.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A RIH w/ wireline run #1, PEX. @

surface 06.00hrs. 6.00 N/A 6.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT remove sources. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

R/down run 1. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run 2 verify tools @ surface.No

go t/shoot fault on tool. 4.50 4.50 N/A 4.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Schlum con't troubleshoot

problems with tools. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ toolstring #2 MSCT. 11.50 N/A 11.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Continue with logging run #2

MSCT. 10.50 N/A 10.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run 2 @ surface commence

r/down all wireline equip. M/up 9 7/8" shoe jt. 1.00 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

geologist analysing recoverd samples. (meanwhile

flush C&K lines). M/up float & pup jt. 0.50 1.00 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A geologist analyzing

recoverd samples (meanwhile prepare Frank's casing equip). 38 cores recovered out of 50.

2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, Rig down wire line. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

120.00 129.000.00 0.00 1.00 10.5013.00 0.00 0.00 0.00 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, P/U and RIH w/ WBRT

assy t/ 54m. make up 10 3/4 casing hanger R/T assy 0.50 3.00 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ WBRT (full bore tool) on 6

5/8" dp f/ 54m t/ 730m. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Install PS30's. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ WBRT (full bore tool) on 6 5/8" dp f/ 730m t/ 2178m filling

pipe every 20stds. 2.50 2.22 2.50 0.28 N/A 0.00 N/A N/A 0.00 N/A No boost L/O slg, M/U TD & jet BOP and

W/H w/ 500gpm 850psi. Boost riser w/ 70spm 500psi.

1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH t/ 2191m (eff l/n) and latch into WB w/ 20k down. Index line measured 2194.5m w/ 20k down and 8.7m stroke on slip jt. Oberserved 150k O/P when retreiving WB.

1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 50bbl 13.5ppg slug. Drop a 3 3/8" drift down string and POOH w/ WB (full bore tool) f/ 2219m t/ 1206m @ 1 1/2 min/std.

2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH WBRRT (full bore tool) f/ 1206m t/ 203m @ 1.5 min/std.

(Drift recoverd). 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A Change ps 30s to manuals. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/203m t/surface laying out

WBRRT & p/joints. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Rig up for casing 4.00 N/A 4.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold further TBT 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/ up 9 7/8 casing shoe, RIH 3 jnts m/ up to float. ( baker lock

first 6 jnts) - Slick casing 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Slick casing ,lifting nubbins used on each joint Run 9 7/8 slick casing f/56m t/

179m. 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Held TBT, con't RIH w/ 9 7/8"

casing f/ 179m t/ 1436m. 12.00 N/A 12.00 N/A N/A 0.00 N/A N/A 0.00 N/A Hold TBT, con't RIH w/ 9 7/8"

casing f/ 1436m t/ 1544m. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Change f/9 7/8 casing to 10

3/4inch, m/up x-over. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold further TBT. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH 10 3/4inch casing f/1545m

t/2041m. 8.50 N/A 8.50 N/A N/A 0.00 N/A N/A 0.00 N/A Inexperienced casing crews

Hold TBT, con't run 10 3/4"

casing f/ 2041m t/ 2902m. 11.00 9.50 11.00 1.50 N/A 0.00 N/A N/A 0.00 N/A Inexperienced casing crews

Hold TBT, rig down casing

elevators and fill up tool. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Hold TBT r/down Frank,s casing

equip, r/up to run on 6 5/8 d/p. 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

R/down Frank,s slips install

manuals. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

B/out casing running tool m/up

plugs & m/up hanger. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run casing on 6 5/8 d/p f/2915m t2955m. Filling pipe every 5stds.Observed back flow, m/up t/drive pump @ 650gpm 700psi, close auto fill shoe.

0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run casing on 6 5/8 d/p f/2955m

t????m. Filling pipe every 5stds. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run casing on 6 5/8 d/p f/2955m

t/5080m. Filling pipe every 5stds. 7.50 N/A 7.50 N/A N/A 0.00 N/A N/A 0.00 N/A

L/O slg & P/U cmt std.Q4320.5 Make up mill and flush assy w

t/master 0.50 2.00 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A M/U cmt hose, install cmt head

control lines and circ staging pumps to 500gpm 1350psi. Whilst holding 10k O/P.

M/u 3 stands 6 1/2 dc w/standbuild. 2.50 4.00 N/A 2.50 N/A N/A 0.00 N/A N/A 4.00 N/A

Cmter flush line and perform line

test. S/Build Brk off cmt head. 0.50 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.50 N/A

Cmter mix and pump 152bbls of

cmt. T/master Brk down cmt head. 1.50 2.00 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Schlum drop ball and release dart. Cmter disp dart w/ 240bbl

shearing plug at 2700psi. S/build make up top sgl std 1 of 40ppf 0.50 1.00 N/A 0.50 N/A N/A 0.00 N/A N/A 1.00 N/A Con't to disp w/ rig pumps @

750gpm 1600psi. Bump plug w/ 5010stks. Pressured up to 2500psi for 5min. Bled off with no flow back.

1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Run 9 7/8 csg and 10 3/4 csg

(12)

SBD TM SBD TM

Comments

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Contractor

WC1

Contractor

Online

Description

Move in / Rig Up

Rig down cmt hose and cmt head controls. Release 10 3/4" R/T as per r r instuctions.

0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Rack cmt std. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/U slg and pump 50bbl 13.5ppg

slug. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH w/ 10 3/4" R/T (full bore

tool) f/ 2180m t/ 195m., 3.00 3.05 3.00 -0.05 N/A 0.00 N/A N/A 0.00 N/A

Change to ps 30s to manuals. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/195 t/surface, l/out

running tool. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up mill & flush assy & m/up, RIH

f/6m t/205m. T/ Master - M/ up seal assy r/ tool. 0.50 2.00 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Install ps 30s. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/205m t/2170m @ 1.5mins

per std (full bore tool). 3.00 3.05 3.00 -0.05 N/A 0.00 N/A N/A 0.00 N/A

L/out single, m/up t/drive land/out @ w/head with 10k down, 5rpm,200gpm,700psi.Wash casing hanger.Whilst boosting riser @ 900gpm.

2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pump 50bbl slug. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/2170m t/1979m. S/ Build - B/ down 2 stds 8"dc. 0.50 2.00 N/A 0.50 N/A N/A 0.00 N/A N/A 2.00 N/A

Pump a further 25bbl slug. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/1979m t/205m.@ 1.5mins

per std (full bore tool). 3.00 2.72 3.00 0.28 N/A 0.00 N/A N/A 0.00 N/A No boost

Change ps 30s to manuals. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't POOH w/ mill & flush assy f/ 205m. Lay out same. Whilst boosting riser w/ 500gpm 650psi.

1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, P/U & RIH w/ 10 3/4"

seal assy t/ 64m. T / master brk down mill and flush assembly. 0.50 1.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ seal assy on 6 5/8" dp f/ 64m t/ 262m @ 2 min/std. Whilst

boosting riser w/ 500gpm 650psi. S/build L/O 1 std 8" DC. 0.50 1.00 N/A 0.50 N/A N/A 0.00 N/A N/A 1.00 N/A Install PS30's. S/build L/O 1 std 8" DC. 0.50 1.00 N/A 0.50 N/A N/A 0.00 N/A N/A 1.00 N/A

Con't RIH w/ seal assy on 6 5/8" dp f/ 262m t/ 2163m @ 2 min/std. Whilst boosting riser w/ 500gpm 650psi.

S/ build P/U 5" HWDP 2 X std's 4.50 1.00 N/A 4.50 N/A N/A 0.00 N/A N/A 1.00 N/A

Remove PS30's, M/U TD RIH and jet W/H @ 2191.6m w/ 120gpm

200psi for 5 min. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A Set and test 10 3/4" seal assy as

r r instructions (test pressure 7k).

2.00 N/A 2.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test BOP f/ DCP, yellow

pod sem A. 2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Pressure test BOP f/ DCP, yellow

pod sem A. 3.00 N/A 3.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Slack off to neutral wt= 350k, release running tool, pump 75bbl

slug, (whilst installing ps 30s). 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A POOH f/2170m t/252m, (full bore

tool). Whilst boosting riser to reduce mud wt to 10ppg, @ 500gpm 700psi.

3.50 2.95 3.50 0.55 N/A 0.00 N/A N/A 0.00 N/A

Remove ps 30s. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

POOH f/252m t/surface, l/out seal

assy running tool. T/ Master - M/ up 8.5" BHA. 1.00 2.50 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up t/drive pressure test

assy.Flush lines. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/test surface equip. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

R/down pressure test assy. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/up WBRRT assy & m/up. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ W/B t/ 254m @ 2min/std. Whilst boosting riser w/ 500gpm 600psi reducing mud wt t/ 10ppg.

0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH w/ W/B f/ 254m t/ 2141m @ 2min/std. Whilst boosting riser w/ 500gpm 600psi reducing mud wt t/ 10ppg.

3.00 2.90 3.00 0.10 N/A 0.00 N/A N/A 0.00 N/A No boost

L/O slg, M/U TD RIH and jet W/H w/350gpm 500psi for 5 min. Set

W/B as per t instructions 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A P/test LPR f/ DCP yellow pod

sem A (250/7000psi). Function

test bop f/ TCP bule pod sem A. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A Release R/T as per t

instructions. Pump 50bbl slug. 1.00 N/A 1.00 N/A N/A 0.00 N/A N/A 0.00 N/A POOH w/ R/T f/ 2180m t/ 204m.

Whilst disp C&K lines to 10ppg. 2.50 3.04 2.50 -0.54 N/A 0.00 N/A N/A 0.00 N/A

Remove PS30's & POOH w/ R/T

t/ 54m. Make up 8.5" 0.50 1.00 N/A 0.50 N/A N/A 1.00 N/A N/A 0.00 N/A

Con't POOH w/ R/T f/ 54m and

L/O same. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

P/test casing against blind shear

rams 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

655.92 ######2.00 0.00 16.50 0.00 27.5087.00 321.002.50 0.00 N/A 0.00 N/A N/A 0.00 N/A N/A 0.00 N/A

Hold TBT, RIH BHA f/surface

t/70m. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

M/up t/drive perform MWD

shallow test 300gpm, 250psi. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH, BHA f/70m t/277m. Wt below

jars=38k.Wt of BHA=55k. 1.50 N/A 1.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Install ps 30s. 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

RIH f/277 to 2961m filling pipe 4.00 4.13 4.00 -0.13 N/A 0.00 N/A N/A 0.00 N/A

Change handling equip to 5.5". 0.50 N/A 0.50 N/A N/A 0.00 N/A N/A 0.00 N/A

Con't RIH 5.5" dp f/ 2961m, bit stood up @ 3567m (casing X/O).

Pulled free with 120k O/P. Attempt to pass thru with 20rpm

100gpm, no go. POOH.

2.50 N/A 2.50 N/A N/A 0.00 N/A N/A 0.00 N/A