1.7.1 A) Progressive Payment against monthly running bills for the erected items will be made upto 90% of the accepted price for one GTG. The percentage break-up for the said 90% shall be as per Cl no 1.7.1.1 to 1.7.1.5 of the following table.
1.7.1.1 GAS TURBINE (35 %) % Rate
sched ule ID A Foundation preparation and sole plate grouting 1.0 % GTG
B Placement of bearing pedestals 1.0 % GTG
C Placement of Gas Turbine 8.0 % GTG
D Placement of L.G.B and coupling 1.0 % GTG
E Placement of starting means 1.0 % GTG
F Placement of accessory modules 2.0% GTG
G Reaming, coupling & Alignment of GT, LGB and Generator
& Starting means 4.0% GTG
H Erection of GT base enclosure 5.0% GTG
J Erection of off Lube oil & Fuel module including LO
centrifuge 4.0% GTG
K GT vent fans & Exhaust frame cooler fans 2.0% GTG
L GT CO2 Racks & Sys 2.0% GTG
M Miscellaneous works on GT 4.0% GTG
1.7.1.2 DUCTING (Completion of all erection activities) (22 %)
A Inlet Filter Unit 6.0 % GTG
B Inlet Ducting inlet Silencer 2.0% GTG
C Exhaust Diffuser with expansion joints 1.0% GTG D Exhaust Duct & By pass Duct/stack 8.0% GTG
E Support Structures 1.0% GTG
F Dampers with Seal air fans & System completion 4.0% GTG
1.7.1.3 GAS TURBINE GENERATOR (12%)
A Preparation of Foundation and leveling of Base Plates &
packers etc. and grouting 1.0% GTG
B Erection of Generator Stator 4.0% GTG
C Erection of bearings 1.0% GTG
D Rotor insertion (if separate, otherwise add to Generator erection)
2.0% GTG E Erection of exciter, coupling and alignment 2.0% GTG
TECHNICAL CONDITIONS OF CONTRACT (TCC)
1.7.1.4 GAS COMPRESSOR & AUX (16%)
A Compressor, Gear box assly on Base frame with oil and
gas piping around m/c 10.0% GTG
B Compressor drive motors 2.0% GTG
C Lub oil console and lub oil overhead tank 2.0% GTG
D All Coolers 2.0% GTG
1.7.1.5 COMMISSIONING of GTG ( 5%)
A Oil flushing completion (GTG) 1% GTG
B Cranking of GT 1% GTG
C Full Speed No Load 1% GTG
D Synchronisation 1% GTG
E Trial operation completion 1% GTG
1.7.1 B) Progressive Payment against monthly running bills for the erected items will be made upto 90% of the accepted price for one STG. The percentage break- up for the said 90% shall be as per Cl no 1.7.1.6 to 1.7.1.9 of the following table.
1.7.1.6 STEAM TURBINE AND AUXILIARIES (40%) % Rate
sched ule ID A Foundation Preparation and Matching, laying of packers 2.0% STG B Placement of pedestals, base plates, leveling & tightening
of foundation bolts 2.0% STG
C Placement of turbine with rotor and completion 8.0% STG D Erection of emergency stop valve and control valves 2.0% STG E Alignment of turbine rotor with generator 2.0% STG F Grouting of turbine, generator and exciter with PGM 2.0 % STG G Final alignment, coupling, reaming if required, fixing of
coupling bolts & tightening 2.0% STG H Final box up of bearing end covers etc. after oil flushing and
cleaning of bearing pedestals 2.0% STG
J Erection of governing console 2.0% STG
K Erection of Gland Steam Condenser 2.0% STG L Erection of Steam Jet Air Ejector 2.0% STG M Turbine integral piping including all drains 4.0% STG N Application of insulation for integral piping 1.0% STG O Erection of Deaerators and FST, Alignment, Welding, etc.
including platforms 5.0% STG
TECHNICAL CONDITIONS OF CONTRACT (TCC)
1.7.1.7 SURFACE CONDENSER (17%) STG
A Placement, Leveling & Alignment of Condenser Assembly 10.0% STG B Alignment & welding of Hot Well with Condenser Assembly,
Erection of all fittings 2.0% STG
C Hydro Test of condenser 3.0% STG
D Welding of condenser with turbine casing 2.0% STG
1.7.1.8 STEAM TURBINE GENERATOR AND EXCITER (28%) STG
A Foundation chipping, matching and leveling of base plates and packers
2.0% STG B Generator stator placement, centering and leveling 10.0% STG C Rotor insertion and completion of alignment 5.0% STG
D Erection of exciter 4.0% STG
E Alignment of generator with exciter 3.0% STG F Erection of Coolers and other auxiliaries 4.0% STG
1.7.1.9 COMMISSIONING OF STG (5%) STG A Oil Flushing 1% STG B Steam Blowing 1% STG C Rolling 1% STG D Synchronization 1% STG E Trial Operation 1% STG
FOR BOP SYSTEMS:
1.7.1 C) Progressive Payment against monthly running bills for the erected items will
be made upto 90% of the accepted price for the BOP. The percentage break- up for the said 90% shall be as per Cl no 1.7.1.10 (given in following the table) and according to Cl no 1.7.1 D given below.
1.7.1.10 Description Percentage Rate schedule ID
A Fuel system 12% BOP
B Refinery Gas system for GTG 10% BOP
C Dosing systems 3% BOP
D Blow down system 15% BOP
E Feed water system 25% BOP
F Make-up water system 3% BOP
G Condensate system 3% BOP
H Cooling water system 7% BOP
J Black start cooling water System 2% BOP
K Diesel Generator Set 2% BOP
L Miscellaneous Equipments 8% BOP
TECHNICAL CONDITIONS OF CONTRACT (TCC)
Note A: Each of the above percentage of BOP systems may be split up by the BHEL site-Incharge depending on the work content of each of the systems to make progressive payment to the contractor.
1.7.1 D) For BOP Equipment, the above percentages will be further sub divided as per activities indicated below, wherever applicable.
1 Erection of equipments like pumps, motors, skids etc. 50% 2 Alignment of the equipment and ready for trial run 45% 3 Trial run of equipment alone individually 5%
1.7.2 Further 10 % payment on pro-rata basis common to all equipments for the erected items covered under this contract shall be released on achievement of the following stage / milestones events.
A Application of final painting 4%
B Area cleaning, temporary structures cutting / removal and return of scrap 1% C Punch list points / pending points liquidation 2%
D Material reconciliation 1%
E Completion of unit trial run 1%
F Completion of contractual obligations 1%
TOTAL 10%
1.7.3 In case any requirement is there to compress the schedule of activities to achieve project completion, then the additional expenses if any incurred will be discussed mutually and settled. BHEL decision in this regard is final and the issue is not arbitrable.
Note B:
1 The Lump sum quoted value in the price bid shall include for the Variation of +15% (Fifteen percent) in quantity for Erection Works In case of variation in weight beyond +15%, the quantity exceeding +15% of the tendered quantity will be paid at the average tonnage rate arrived at as mentioned in the price bid.
2 Recovery of Retention amount as per Cl. 2.22 of GCC. 3 RA bill payments as per Chapter-X of SCC.
4 Payment for the first running bill will be released only on production of the following.
i. PF Regn. No. ii. Labour License No.
iii. Workmen Insurance Policy No.
iv. Unqualified Acceptance for Detailed L.O.I. v. Initial 50% Security Deposit.