BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

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Section 17Civil WorksGhorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)154
17 CIVIL WORKS17.1 General17.1.1 General Requirement17.1.2 Topographic Surveys17.1.3 Site Investigation17.1.4 Site Laboratory17.1.5 Records and Drawings17.1.6 Samples, Testing and Inspection17.1.7 Standards and Codes of Practice17.1.8 Preparation of Design and Drawings17.2 Scope of Civil Works17.3 Earthworks17.3.1 General17.3.2 Excavation17.3.3 Filling17.3.4 Backfilling17.3.5 Measurement and Payment17.4 Foundation17.4.1 General17.4.2 piling17.4.3 Foundation of Gas Turbine Generator17.4.4 Foundation for Building and Other Equipment17.4.5 Hardcore17.4.6 Replacement of Unsuitable Materials17.5 Deleted.17.6 Concrete Works17.6.1 General17.6.2 Composition17.6.3 Tests17.6.4 Cement17.6.5 Admixture17.6.6 Water17.6.7 Aggregate17.6.8 Standard Grading17.6.9 Concrete Mixing17.6.10 Placing17.6.11 Transportation17.6.12 Curing17.6.13 Eormwork and Timbering17.6.14 Waterstops and Expansion Joints17.6.15 Finish and Repair of Concrete17.6.16 Reinforcement Bar17.6.17 Payment17.7 Roads and Surfacings17.7.1 Concrete Pavement17.7.2 Gravel Surfacing17.7.3 Landscaping and Turfing17.8 Drainage System17.8.1 Design Conditions17.8.2 Drain LayingPageGhorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)155
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Volume - 2Technical RequirementsSec
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GHORASAL 200 MW to 300 MW GAS TURBI
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2. Scope Of Work2.0 Scope of work2.
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3. Generator switchgeara. Outdoor e
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Rated frequency: 50 HzRated nominal
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Lighting impulseWithstand voltage(1
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h. One (1) Lot Control and instrume
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2.13 TestsThe Contractor shall be r
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Section 3Power Plant ArrangementGho
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3.0 Power Plant Arrangement3.1 Gene
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3.3.2.4 Compressor Wet Washing Syst
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The distillate fuel oil system shal
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6. Sump tankThe sump tank allows dr
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provide necessary protection for ma
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4. Generator And Ancillary Equipmen
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4.1.4 Temperature RiseThe temperatu
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4.1.12 Accessoriesa. Temperature de
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- Secondary wiring including cable
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4.3.6 Voltage TransformerThe voltag
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3) The rated service voltage shall
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Section 5TransformersGhorasal 200 M
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5. TRANSFORMERS5.1 GENERALThe trans
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. The tank shall be of the welded s
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The wiring shall be connected at th
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5.3 UNIT AUXILIARY TRANSFORMER5.3.1
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h. Anchor devicei. Oil preservation
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6. 230 kV OUTDOOR SWITCHGEAR, EQUIP
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-Power frequency withstand voltage(
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eaker.(6) Dielectric Test Voltagea.
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. Rated insulation level- Lighting
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f. Unless otherwise specified, the
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6.3.2 DESIGN CRITERIAThe steel stru
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6.4 INSULATORS AND WIRING MATERIALS
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Section 76.6 Kv SwitchgearAndLow Te
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7. 6.6 kV SWITCHGEAR AND LOW TENSIO
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- Number of circuit :Determined by
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Section 8Control And ProtectionGhor
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8. CONTROL AND PROTECTION EQUIPMENT
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- Automatic synchronising equipment
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ee. AVR failure xff. Emergency Trip
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can be seen through the window with
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Required no. of 6.6 kV and 415 V vo
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8.10.3 CONTROL EQUIPMENT(1) Transmi
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The test block shall be of the back
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Section 9Cabling And GroundingGhora
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9. CABLING AND GROUNDING9.1 GENERAL
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9.2.4 CONTROL AND INSTRUMENT CABLES
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9.4 CABLE ERECTIONConcrete lined ca
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Section 10DC Power Supply SystemGho
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10 DC POWER SUPPLY SYSTEM10.1 BATTE
Page 104 and 105: float charge as well as boost charg
Page 106 and 107: Section 11Lighting And Small Power
Page 108 and 109: 11. LIGHTING AND SMALL POWER SUPPLY
Page 110 and 111: (ii)Three phase plug socketOutdoor-
Page 112 and 113: Section 12Fuel Handling FacilitiesG
Page 114 and 115: 12. FUEL OIL SYSTEM AND HANDLING FA
Page 116 and 117: from unloading base to the fuel tan
Page 118 and 119: 13. FIRE PROTECTION FACILITIES13.1
Page 120 and 121: System of lock off to (but not exit
Page 122 and 123: Section 14Communication FacilitiesG
Page 124 and 125: 14. COMMUNICATION FACILITIES14.1 GE
Page 126 and 127: (2) General CommunicationWhen the o
Page 128 and 129: (1) BatteryType of batteryCapacityN
Page 130 and 131: 15. MAINTENANCE FACILITIESPage15.1
Page 132 and 133: 15.1.4 RATINGThe rating of the cran
Page 134 and 135: The main power supply shall have a
Page 136 and 137: Static tests of all automatic seque
Page 138 and 139: Section 16Tests And InspectionsGhor
Page 140 and 141: 16 TESTS AND INSPECTIONS16.1 GENERA
Page 142 and 143: subjected to the following tests by
Page 144 and 145: c. Stranded Conductors for Overhead
Page 146 and 147: days from the receipt of the said n
Page 148 and 149: circuit of unit motor control centr
Page 150 and 151: Special measures may have to be tak
Page 152 and 153: Checks shall be made of the local a
Page 156 and 157: 17.9 Sewage Works17.9.1 General17.9
Page 158 and 159: 17.1.4 SITE LABORATORYThe Contracto
Page 160 and 161: where directed by the Board extra s
Page 162 and 163: approval regarding the re-measureme
Page 164 and 165: igidly in position down to the lowe
Page 166 and 167: on piles together with the apparatu
Page 168 and 169: than 15 cm in size containing suita
Page 170 and 171: aggregates shall be washed prior to
Page 172 and 173: 17.6.13 FORMWORK AND TIMBERINGFormw
Page 174 and 175: he Contractor shall repair at his o
Page 176 and 177: Sieve designationPercentage by(Squa
Page 178 and 179: (b) Transverse Joints: The transver
Page 180 and 181: 17.7.2 Gravel SurfacingThe Contract
Page 182 and 183: extended with sufficient number of
Page 184 and 185: A written record of the drilling in
Page 186 and 187: ) Control EquipmentThe control equi
Page 188 and 189: 17.12.2 GatesSliding metal gates of
Page 190 and 191: 18 Building WORKS18.1 General18.1.1
Page 192 and 193: 18.1.4 RecordsThe Contractor shall
Page 194 and 195: FrameRoofExterior wallPartition wal
Page 196 and 197: 18.5 Materials And Workmanship18.5.
Page 198 and 199: (7) PaintPrior to delivery after sh
Page 200 and 201: oof cladding shall be less than 1.1
Page 202 and 203: . Wooden doorsPlywood for panelThic
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The terrazzo is to be trowelled to
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to suit. Stud shall be formed of ap
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Section 19Spare PartsGhorasal 200 M
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19. SPARE PARTS19.1 GENERALThe Cont
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BACKGROUND INFORMATION:Bangladesh P
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- Overhauling of all electrical mot
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3. BASIS OF PRICE3.1 Basis of price
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the delayed services or such other
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13. GENERAL CLAUSES CONCERNING TERM
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17. INSURANCEThe insurance includin
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Appendixes20.1 Site Layout20.2 Grid
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BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

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