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1. ACI 318-11 (Building Code Requirement for Structural Concrete)
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This Calculation represents the work of DeltaAfrik performed to recognized engineering principles and practices appropriate for the terms of reference provided by DeltaAfrik contractual Customer. This Calculation is confidential and prepared solely for the use of the Customer. The contents of this Calculation may not be disclosed to or relied upon by any party other than the Customer, and neither DeltaAfrik , its subconsultants nor their respective
employees assume any liability for any reason, including, but not limited to, negligence, to any other party for any information or representation herein.
Description
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app3
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Checked
Title
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Version
Validation (Y / N / N/A)
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Microsoft Excel
2010
11109
phase
Slug Catcher Foundation Design
calc no
Elec File Location
\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
Calculation Title
Project Title
Assumptions
References
To design a suitable foundation base and pedestal for the pig launcher
Project File Location proj file
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Calculation Objective
Calculation Cover Sheet
Calculation Method
Customer
Oso-QIT Pipeline FEED Update Project
MPN
Approved
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This Calculation represents the work of DeltaAfrik performed to recognized engineering principles and practices appropriate for the terms of reference provided by DeltaAfrik contractual Customer. This
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\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
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Oso-QIT Pipeline FEED Update Project
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Slug Catcher Foundation Design
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11109
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\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
Slug Catcher Foundation Design
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By
Weight of slug catcher
=
lbs
=
kips
Length of pig launcher
=
13.2 ft
Bearing pressure
=
2000
psf
=
2 ksf
Distance between supports
=
6.2 ft
kips
26.3 ft
Ra
=
kips
Rb
=
kips
f'c
=
4 ksi
fy
=
60 ksi
Critical plane
Dead load, D
=
kips
k
Cover
=
2 in
ft
Bar diameter
=
in
3 ft
ft
ft
ACI318-11
Design
Procedure
Calculation
Section
Aid
Sizing the footing
Ignoring the self weight of the footing
D/a
=
sq.ft
Use
x
ft
Area
=
sq.ft >
sq.ft
OK
Required strength
U
=
1.4 D
U
=
k
or
ksf
Design for shear
Ф shear
=
9.3.2.3
Assume Vs = 0 (no shear reinforcement)
Ф Vn
=
Ф Vc
11.1.1
One way shear action
bw
=
in
d
=
# in
h
=
in
Vc
=
2 (f'c)^½ bw d
11.3.1.1
Ф Vc
=
kips
Vu
=
B x[(L/2) - ((b/2) + d)/12)] x U
Vu
=
11.12.1.1
20.2
10
20.2
377,150
377
377
12
ft
188.6
188.6
10
20
120
245
94.29
9.2
264
2.2
0.75
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rev1
date1
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date2
By
Checked
Rev
Date
By
Checked
Rev
Date
By
Checked
Rev
Date
Project File Location
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Page
4
of 6 pages
Calculation Title
Slug Catcher Foundation Design
Phase/CTR
phase
Elec File Location
\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
Calculation Sheet
Customer
MPN
Proj No
11109
Project Title
Oso-QIT Pipeline FEED Update Project
Calc No
calc no
188.6
0.05
188.6
54.9
12
12
10.0
94.29
144
20
ACI318-11
Design
Procedure
Calculation
Section
Aid
Ф Vn
=
Ф Vc > Vu
OK
Calculate moment at
Mu
=
U x critical plane distance x l/2
15.4.2
pedestal face
kip-ft
Compute flexural
Ф kn
=
Mu (12000) / bd2
tension reinforcement
=
psi
(bottom bars)
for Ф kn =
psi, select ρ =
%
Flexure 1
Area of steel, As
=
ρbd
=
in2
Check for As,min
=
0.0018bh
10.5.4
As,min
=
in2
As,min < As
OK
Use 23 no of #4 (0.5'') bars distributed uniformly
across the entire 8ft width of the footing @
8'' c/c
Use 12 no of #4 (0.5'') bars distributed uniformly
across the entire 15ft width of the footing @
8'' c/c
ft
19- #401 - 8'' U. BAR
16 - #402 - 8'' U. BAR
12
10 ft
20.2
1.45
4.32
Customer
MPN
Proj No
11109
Project Title
Oso-QIT Pipeline FEED Update Project
Calc No
calc no
Calculation Title
Slug Catcher Foundation Design
Phase/CTR
phase
Elec File Location
\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
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Checked
Rev
Date
By
Checked
Rev
Date
By
Checked
Rev
Date
By
31.2
date1
by1
chkd1
rev2
date2
425.080
425.080
1370
7.12
by2
chkd2
rev3
date3
by3
chkd3
Loading
Ultimate load, Pu
=
kips
(Weight of Slug catcher)
Ultimate moment, Mu
=
kip-in
Assume ϕ
=
Nominal axial load
=
kips
Nominal moment
=
kip-in
Material
f'c
=
4 ksi
fy
=
ksi
Column size
h
=
in
b
=
in
ACI318-11
Design
Procedure
Calculation
Section
Aid
Determine reinforcement
Pn
=
kips
ration ρg using known
Mn
=
kip-in
values of variables on
h
=
in
appropriate interaction
b
=
in
daigram(s) and compute
Ag
=
b x h
=
in2
required cross section
area Ast of longitudinal
reinforcement
A. Compute Kn=Pn/(f'cAg)
Kn
=
B. Compute Rn=Mn/(f'cAgh)
Rn
=
C. Compute ϒ ≈ (h-5)/h
ϒ
=
D. Determine the
appropriate interaction
For a rectangular tied column with bars along
diagram(s)
four faces f'c = 4ksi, fy = 60ksi and an
estaimated ϒ of 0.90, use R4-60.9
10.2 &10.3
Columns 3.2.4
(R4-60.9)
E. Read ρg for Kn and Rn
Provide nominal reinforcements
values from appropriate
interaction diagrams
Pedestal Design
Customer
Oso-QIT Pipeline FEED Update Project
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Page
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Calculation Sheet
Calc No
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Proj No
11109
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Project Title
Calculation Title
MPN
20.2
date1
Date
rev3
date3
Rev
Checked
20.2
189
by3
rev1
chkd3
60
120
120
0.02778
84987
59491
0.7
269
84987
269
0.073043
0.95833
2424
Date
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Date
Checked
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Rev
rev1
Rev
rev2
by1
By
By
Checked
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11109
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Project Title
Oso-QIT Pipeline FEED Update Project
Slug Catcher Foundation Design
Customer
pages
Elec File Location
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\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
Calculation Title
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This Calculation represents the work of DeltaAfrik performed to recognized engineering principles and practices appropriate for the terms of reference provided by DeltaAfrik contractual Customer. This Calculation is confidential and prepared solely for the use of the Customer. The contents of this Calculation may not be disclosed to or relied upon by any party other than the Customer, and neither DeltaAfrik , its subconsultants nor their respective employees assume any liability for any reason, including, but not limited to, negligence, to any other party for any information or representation herein.
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Calculation Sheet
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Oso-QIT Pipeline FEED Update Project
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Slug Catcher Foundation Design
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11109
Slug Catcher Foundation Design
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Oso-QIT Pipeline FEED Update Project
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Calculation Sheet
\\vboxsrv\conversion_tmp\scratch_5\[164800554.xls.ms_office.xls]Calculation Cover Sheet
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11109
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Slug Catcher Foundation Design
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This Calculation represents the work of DeltaAfrik performed to recognized engineering principles and practices appropriate for the terms of reference provided by DeltaAfrik contractual Customer. This
