EE(E/M)/ FAWS - I/ T- 17 of 2022 - 23

Amount

S & D and Installations at site/store of Submersible pumping machineries Set directly coupled with 3 ph 400 V (+-10%), 50 Hz AC, RPM-2900 wet winding type Submersible Motor having Cr. Steel impeller and SS Shaft, Capacity 100-50 m3/hr., Head range 40-60 m,(nominal head 50 m) P-20 HP and delivery size-100-125 mm. as per direction of EIC.

S & D of Sub. Copper cable of 3 core 6 sq mm 1100 V grade. Mk-Finolex.

C.I. sluice valve with flanged ends drilled to as per I.S. 1358/62 and having all cast iron components as per I.S. 780/71 solid forged bronze inside screw spindle having ultimate tensile strength not less than 4.72 MT per sq. cm. Spindle nut valve and seat faces of hard wear resisting, manufactured from best quality gunmetal conforming to I.S. 780/71, painted black all over with asphalt base paint tested to 21 kg (hydraulic pressure) per sq. cm., valve opening to anticlockwise direction, fitted and fixed complete.v 150mm.

Supply of all types of CI specials viz bend, tee, tapper, tail piece, collers, bell mouth, with puddle collar etc as per specification. CI plain end IS 5531.

a) D & F 150 mm dia 90 bend (NOS-02)

b) All end flanged 150 x 150 x 150 CI T -Piece (NOS-01)

Supply delivery of 3.5 Core 35 sq mm AR AL Cable 1.1 KV grade pvc insulated armored Aluminium conductor cable as per direction of EIC(Havells ,Gloster ,Finolex,polycab or Equivalent as per IS 7098.

Supppying, fitting and fixing of 125 mm heavy duty supporting clamps in two halves made of M.S. flat for holding 125 mm N.B. Column pipe, thickness of the clamp 12 mm, width of the clamp 150 mm, extended length of the arm 200 mm, space between rows 100 mm, space between bolts in a row 75 mm, equally spaced from the centre line of the arm, dia of bolt 16 mm. The gap between arms of clamp and pipe assembly before tightening should be between 6 mm to 10 mm. Two rows of bolts of two nos in each rows of 16 mm size shall be provided on either side of the clamp, in other words there will be all together 4 rows of bolts with the provisions of 8 nos of bolts with nuts and with spring and flat washer.

Supply of pump-motor protective device cage type (galv. iron ) comprising of wire rope clamps etc as per direction of Eic

Flange joint to CI/DI/MS pipes and specials incl supply of rubber gasket, nuts,bolts,washers etc of quality to make the joint water tight as reqd hydraulic pressure and direction of EIC.

Installation of pumping machinery with valves, pipe & pipe specials short piece, depth gauge, pressure gauge including hoisting of column pipe, making all electrical and water line inter-connection complete as per direction including supply of necessary materials as reqd. for the work.(including Transportation cost)

Laying of two cables upto 35 sq mm in underground trench in single tire formation (horizontal) the trench size 680 mmx 760 mm average depth, with brick protection on the top of the each cable with 8 (eight) nos per mtr and 4(four) nos bricks per mtr as separator between the bricks and cables and also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed.

Laying of cable upto 3/3.5 core 35 sq mm - 50 sq mm on wall/surface incl. S&F MS saddle with earthing attachment in 2x10 SWG GI (hot dip) wire making holes etc. as necessary mending good damages and painting.

Supply of fabricated MS Kiosk made from 16 SWG MS sheet (18''x16"x8") . incl. Providing Al busbar of 60 A rating for main supply transmission with civil brick , cement etc. work and proper stamping and to be fixed on pedestal as per direction of EIC.

Earthing with 50 mm dia ISI Medium GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level By and restoring surface duly rammed as below (ISI Medium, for soft soil) .

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size No. 4 SWG on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages.

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture proof entry of XLPE/PVC cable for 3 1/2 core upto 35 sq mm.

Finishing end of XLPE/PVC armoured cables by crimping method incl. Supplying fixing solderless socket(dowels make), tapes, anti corrosive paste & jointing materials i) 3.5C X 35sqmm

RAMA ENGINEERING WORKS

JOYDEV ENGINEERING WORKS