Work contract for Erection of 1No 11KV VCB for proposed 11KV Thirumalaikuppam Feeder in Pallikonda Division

Amount

Earthwork excavation in all classes of soil with initial lead of 10mtrs and lift of 2mtrs etc., complete. Hard gravely soil.

Labour for fabrication of medium section

Labour for fabrication of light section

Machinery for fabrication of all section

Consumable for fabrication of all section

Labour for erection of medium section

Labour for erection of light section

Providing PCC (1:3:6) using 40 mm HBG metal without using form work including cost of jelly & other materials, Labour, Lead Lift etc., Complete.

Providing PCC (1:2:4) using 20 mm HBG metal with using form work including cost of jelly & other materials, Labour, Lead Lift etc., Complete.

Plastering in CM (1:3) 12 mm thick including cost of sand & other materials, Labour, Lead & Lift etc., and Complete.

Labour for rust removing, cleaning painting of 1st primer coat and 1st finishing coat of all sections uses brush.

Labour for rust removing, cleaning painting of 2nd finishing coat of all sections uses brushes.

Labour for erection of 11 KV Measurement Transformer without using board crane ( 1 Single Phase unit or 3 PH unit) including providing holes wherever required and fixing junction box as directed by the field engineer.

Labour for loading, transporting unloading & Erection of 33/11KV breaker without using board crane including providing gas pipe line and the cost of gada cloth, Teflon tape, gas filling and other consumables including support poles cutting, jointing, providing holes and bending of pipes where ever required and as directed by the field engineer.

Labour for erection of 11 KV Isolators without earth hand operate including the cost of consumables, lubricant, alignment, checking of operation and commissioning and as directed by the field engineer.

Labour for erection of insulator single pole stack 1KV

Erection of 11KV line type LAS

Erection of C&R Panel

Labour for erection of Strung bus

Labour for erection of bus bar / droppers and jumpers including fabrication and any modification of end clamps wherever necessary and as directed by the field engineer

Labour for erection of earth mat earth connection earth electrode

Consumable for earthing

Machinery for earthing

Providing 150 mm dia bore to a depth of 9mtrs. For earth electrode and labour for fabrication and insertion of earth electrode into the bore and filling with red soil bentonite powder coal powder & salt at the ratio as directed by the field engineer and supply of identification board of size 300 x 150mm of 14 SWG and lettering and 12mm MS round rod to be fixed the board.

Supply and provision of 600 mm mean dia 300 mm height, 36 mm thick cement collar for identification as directed by the field engineer.

Refilling of excavated soil.

Labour for loading / Unloading or shifting of non fragile materials without using board crane one operation.

Labour for loading / Unloading or shifting of fragile materials using board crane one operation

White washing one coat and colour washing two coat using best quality of white cement with Suitable pigments using brush including the cost of all materials labour curing lead lift etc., complete for structure plinth.

Supply and provision of 12 / 25 X 3 mm flexible braided copper for electrical connection including the cost of suitable copper lugs for crimping of at both ends etc., and as directed by the field Engineer.

Supply and provision of M5, M10, M12 & M16 (full thread) G.I. Bolt and Nuts of various length for erection of AB Switch and Insulators and any other purpose wherever necessary and as required and as directed by field Engineer.

Labour for erection of cable in duct / trench Up to 8 core.

Labour for erection of cable and clamping in structures including fabrication of clamps and fixing at uniform intervals as directed by field Engineer. Up to 8 core

Supply and glanding of ISI mark cable gland of suitable size of reputed make including removing of insulation of cable and providing suitable hole as required and as directed by the field engineer. A) 19 mm gland

B) 22mm gland

c) 25mm gland

Supply and termination of cable core ends including the cost of cable socket (lug) ferrules, Aluminium tag strops etc, as per drawing and as directed by the field engineer. (No. of core ends in unit of 1000)

Supply and fixing of Godrej 6 lever navtol lock with duplicate keys for AB Switch and for any other purpose including the cost of ring and key token as directed by the field engineer.

Labour charges for second finish coat enamel painting on substation structures and panels and wherever required including the cost of Dulex/ Asian / Berger Paint and other consumables as directed by the field Engineer.

Supply and fixing of mounting channel suitable for CBIMS terminal block in Panel. / Box as required and directed by the field Engineer.

Supply and fixing of nut type CBIMS or equivalent terminal block in Panel / Box as required and directed by the field Er.

Fabrication, supply and fitting of CT/ PT Junction box of size 400 W X 150 D X 300 H made out of 14 SWG (2mm) M.S. Sheet with 16 Nos. termination of stud type with two nuts and washers suitable for 4 Sqmm copper cable and 5 Nos. 1” gland wherever required as directed by the field engineer. The box shall be vermin proof shall have sturdy hinges, provisions for mounting terminal blocks and locking arrangements

Supply of paints Red oxide paint

Aluminum Paint

A. C. Black paint

G.S.T. @18% should be Entered by the Bidder