REPAIR REPLACEMENT OF EXTERNAL ELECTRIFICATION AND CERTAIN OTHER MISC WORKS AT DGQA CV CQA HV CQA AVA AND CQA AVL UNDER GE I P FY AVADI

Amount

Excavation in trenches not exc. 1.50 m wide and not exc. 1.50 m in depth for taking Out and laying of Cables, etc. and getting out in Soft/ Loose Soil, complete all as specified and as directed.

Returning, Filling in, including spreading, levelling, watering and well ramming in layers not exc. 250mm in Soil, complete all as specified and as directed.

Removing excavated Materials (Soils) not exc. 50 m and depositing where directed at a level not exc. 1.50 m above the starting point in soil, complete all as specified and as directed.

Material and labour for Sand cushioning in trenches for protection of UG Cables (below, above and around the UG Cable laid in trenches) of 230 mm Spread thickness and consolidated (punned) upto 180mm thickness, complete all as specified and as directed (NOTE : For the purpose of Payment, Punned thickness of Sand cushioning only shall be Measured and Paid ).

Material and labour for Fly ash brick, laid breadth-wise along the length of Cable laid in trenches over Sand cushion laid for UG Cable Protection, complete all as specified and as directed.

Re-laying only old bricks in trenches for Under Ground Cable Protection (Serviceable Materials obtained from Item No.7 & 10 here-in-after), complete all as directed.

Taking down/out unserviceable UG Cables of 300 sqmm cross sectional area up to the existing loop and connections including bricks, GI Pipes, etc. laid in trenches and/or fixed in walls/ poles including Seggregating of serviceable materials viz Bricks, Cables, GI Pipes, etc. and keep in safe custody for re-use, complete all as specified and as directed. (NOTE : Excavation & Earth Work shall be measured and paid separately under relevant Items).

Re-laying UG Cable (Serviceable cable obtained from here-in-before) of 300 sqmm 3½ core after carry out repair such as joining with Epoxy Joint and making connection by using Lugs and testing, complete all as specified and as directed. (NOTE :Cable Joint etc. shall be Measured and Paid separately under relevant Items).

Material and labour for Straight Through Joints (Epoxy) Cable Joint Kit including Jointing Materials for making Joints of UG electric cable 1100 Volt Grade Heavy Duty with XLPE insulated Aluminium Stranded Conductor, Nominal Cross-Sectional area exc. 300 Sqmm 3½ Core and Testing complete all as specified and as directed.

Taking down/ out unserviceable UG Cables of 10 sqmm cross sectional area including Bricks, GI Pipes, etc. laid in trenches and/ or fixed in Walls/ Poles complete all as specified and as directed. (NOTE :Excavation & Earth Work shall be Measured and Paid separately under relevant Items).

Material and labour for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 10 sqmm 2 core complete all as specified and as directed. (Note: Sand cushioning and cable protection shall be measured and paid seperately)

Horizontal Boring trenchless cutting by Passing / inserting GI Protection Pipe 40mm Bore (dia), under Road / Foot path, complete all as specified and as directed. Note: Quoted Rate shall be inclusive of GI Pipe 40 mm bore light grade

Material and labour for GI tube light grade laid in trenches or fixed on wall, floor or on pole for cable protection complete all as specified for 25 mm bore

Taking down old unserviceable HDPE pipe of any bore complete all as directed.

Material and labour for 32 mm High density polyethylene pipe (HDPE) of pressure rating 6kgf/cm2 for passing of 10/16 sqmm cable through concrete complete all as specified and directed .

Demolition of cement concrete of any description and in any position complete all as specified and as directed.

Material and labour for Cement concrete, mix 1:2:4, type B-1(using 20mm graded stone aggregates) as in coping of Poles, etc. including necessary Formwork complete all as specified and as directed.

Supply and fix post top lantern, 25 watt LED, energy saving, envioronmental friendly, long life aesthetically designed with symmetrical light distribution, spun aluminium landscape with high power LED as light source including taking down old lantern complete all as per cat no CORALPT25WLED757PSYMTOPC of Make : Havells or equivalent model in Bajaj/ CG.

Supply and fix for Cable Junction Box 167 x 125 x 82 mm in size, made out of thermoplastic sheet having IP 65 protection for outdoor installation fixed on poles with flat aluminium clamps of size 20x3 mm, nuts, bolts, washers etc. including taking out of old unserviceable cable junction box complete all as specified and as directed. Make : Cat No. K-9100 of HENSEL or equivalent model in SPELSBERG/RITTAL.

Material and labour for GI pipe 50 mm bore of 2.5 mtr in length, light grade, having a hole for passing of wire at 0.5 mtr at bottom including taking down of the old unserviceable pipe complete all as specified and as directed.

Taking out old LT panel and Supply , install, testing and commissioning of cubical housing cabinet type LT panel of size 1500 mm x 1000 mm x 450 mm indoor type, platform mounted factory made, totally enclosed dust and vermin proof openable from both front and rear side made out of 2 mm thick CRCA (Cold Rolled Cold Annealed) MS Sheet, Powder coated, CPRI approved and built upon 50 x 50 x 6 mm size angle iron frame work , having front and rear hinged doors, lifting lugs (2 Nos) , earthing strips at rear side , bottom detachable gland plate complete with suitable size zinc plated and passivated nut, bolts , spring and washers. The cabinet and all members should be chemically treated with MSR solution for anticorrosive treatment, including necessary foundation work as required at site and comprising and including of fitting and fixtures as specified in Appendix 'A' to BOQ.

Taking out old LT panel and Supply , install, testing and commissioning of cubical housing cabinet type LTpanel of size 2000 mm x 1000 mm x 450 mm indoor type, platform mounted factory made, totally enclosed dust and vermin proof openable from both front and rear side made out of 2 mm thick CRCA (Cold Rolled Cold Annealed) MS Sheet, Powder coated, CPRI approved and built upon 50 x 50 x 6 mm size angle iron frame work , having front and rear hinged doors, lifting lugs (2 Nos) , earthing strips at rear side , bottom detachable gland plate complete with suitable size zinc plated and passivated nut, bolts , spring and washers. The cabinet and all members should be chemically treated with MSR solution for anticorrosive treatment, including necessary PCC foundation work as required at site and comprising and including of fitting and fixtures as specified in Appendix 'A' to BOQ.

Dehydration/ Filtration of Transformer Oil by means of centrifugal filtration plant to achieve the specified Di-electric Strength of 35 KV to 40 KV at 2.5mm gap in existing position of Transformer/ Voltage stabilizer of any capacity and Transformer Oil for Topping Up at various Sub-station complete all as specified and as directed. NOTE : Transformer Oil to be used for TOP UP shall be Measured and Paid separately.

Supply & Pouring of New Transformer Oil, conforming to IS:335-1983 to achieve a Di-electric Strength upto 60 KV with Oil Testing Kit 4.0mm thick to Top Up of the Transformer complete all as specified and as directed.

Opening Top Lid Cover of Transformer 400KVA to 500KVA, 11000/433V indoor/ outdoor, for replacement of rusted gasket Set, Burnt Spindle, Broken/ Unserviceable HV/LV Ceramic Bushing, Broken Arc Horn, Surge Arrestor, Replacement of Silica Gel, etc. complete all as specified and as directed. Note : Spares shall be measured and paid separately.

Re-fixing for Top Lid Cover of Transformer 400KVA to 500KVA, 11000/ 433V, without any damage to Transformer including Re-filling/Topping Up Dehydrated New Transformer Oil, Carry out testing after Repairs/ Maintenance and making all Internal and external connections on HT/ LT side and testing on Load, complete all as specified and as directed. NOTE : (a) New Transformer Oil for Topping of shall be Measured and Paid separately under relevant Item.

Supply only Brass Spindle for Terminal on LT Side Threaded complete with Nut, Washers, etc. of dia as ordered, as approved and suitable for Transformer 400KVA to 500KVA 11000/433V, complete all as specified and as directed.

Supply only Ceramic Bushing and Gasket on LT Side of Transformer 400KVA to 500KVA 11000/433V complete all as specified and as directed.

Supply and fix Gasket (Cock Sheet) 6.0mm thick with Conical Rubber Bush Complete as approved and suitable for Transformer 400KVA TO 500KVA 11000/433V including Taking down/ out unserviceable Gasket, complete all as specified and as directed.

Supply and fixing in repair of MCCB of 4 pole of rating 315 amps, thermal magnetic with breaking capacity of 36 KA, Cat No 830175 of Make : Indo Asian or equivalent model in Havells/L&T including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fixing in repair of MCCB of 4 pole of rating 125 amps, thermal magnetic with breaking capacity of 25 KA, Cat No 830053 of Make : Indo Asian or equivalent model in Havells/L&T including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fixing in repair of MCCB of 4 pole of rating 100 amps, thermal magnetic with breaking capacity of 25 KA, Cat No 830052 of Make : Indo Asian or equivalent model in Havells/L&T including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fixing in repair of MCCB of 4 pole of rating 160 amps, thermal magnetic with breaking capacity of 36 KA, Cat No 830115 of Make : Indo Asian or equivalent model in Havells/L&T including taking out old unserviceable MCCB complete all as specified and as directed.

Surface dressing including cutting and removing of small bushes of wild grasses inside the sub stn area and levelling of soil/ stone gravels near the LT FPB inside the perephery of the sub stn complete all as specified and as directed. Loc : DGQA Sub Stn.

Material and labour for white washing to the outdoor transformer sub stn wall inside, outside and transformer foundation complete after scrapping /rubbing to remove dust/fungi etc complete all as specified and as directed. Loc : DGQA Sub Stn.

Material and labour for 11 K V, 200 amps, Gang Operated Air Break Switch complete with Handle, Liver, Operating & Coupling Pipe & Hardwares, The Male, Female Contact Parts made by Metal Parts & M.S. Flat coated copper strip and Bearing moves the male contact made by C. I. & M.S. Sheet complete all as specified and directed.

Material and labour for channel type Drop Out Fuse of 11 KV, 200 amps complete all as specified and as directed.

PSK Enterprises

rvelectricals