Repair and Maintenance work of Staff Quarter located at Beliatore 33and11KV Sub Station premises under Bankura D Division, under Bankura Region, WBSEDCL

Supplying & laying 3mm thick pre-fabricated plastomeric water proofing membrane conforming to EN 12311-1 & ASTMD 5147, manufactured with atactic poly propylene (APP) modified premium grade asphalt , specially reinforced with non-woven polyester core with polyester reinforcement @160 gms per sqm & both faces covered with thermo-fusible polyethylene film /MineraL on top face over a coat of primer @ 0.40 lit/sqm of manufacturer's specification on smooth,clean dry surface prepared wherever required.Lap joint shall be provided of 75 mm in longitudinal & 100 mm in transverse direction and fused using LPG/ Propane torch employing extra care ensuring full bondage, complete removal of entrapped air and sealing edges into grooves in appropriate manner as per direction of Engineer -in-charge all complete including materials,labour and applicable taxes. (Payment shall be made on the basis of finished surface area.). Membrane Property: Softening Point > 150 deg C, Cold Flexibility < -6 deg C, Tensile Strength, N/cm : 600 (longitudinal), 450 (transverse), Tearing Strength, N: 300 (longitudinal), 200 (transverse)

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand.

Cement concrete with graded stone ballast (40 mm. size excluding shuttering) In ground floor. Pakur variety. 1:3:6 proportion.

Brick work with 1st class bricks in cement mortar (1:6).a) In foundation and plinth

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course , scaffolding/ staging where necessary (Ground floor).[Excludingcost of chipping over concrete surface]With 1:6 cement mortar. 15 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joist, angle, channels section conforming to IS: 226, IS: 808 & SP (6) 1964 connected to one another with bracket gusset, cleat as per design, direction of Engineer -in charge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal are welding conforming to IS: 816-1956 & IS:1995 using electrodes of approved make and brand conforming IS: 814-1957, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumable such as electrodes, gas and hire charges of all tools and plants and labour required for the work including all incidental charges such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for Gusset, bracket, cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than 22.5 kg./m. or 15 % of weight for finished structural members weighing less than 22.5 Kg./m. may be increased to allow for bracket, cleat, rivet, bolts and nuts etc. and no separate payment being made for these items, as per direction of Engineer-In Charge. The rates are considered for a height of erection 8 m. /2nd. floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4 m. beyond initial 8 m. or part thereof. For structural works in Roof Trusses etc. using joists, channels & angles of specified section weighing less than 22.5 Kg. /m.

Wood work in door and window frame fitted and fixed in position complete including a protective coat of painting at the contact surface of the frame excluding cost of concrete, iron butt hinges and M.S. clamps. (The quantum should be corrected upto three decimals) Sal : Local.

Anodized aluminium butt hinges of approved quality manufactured from extruded section conforming to IS specification (IS 205/66) and fitted and fixed with cadmium plated screws. 100 x 75 x 4 mm.

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads, fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately) (a) For Exposed Work PVC Pipes 25 mm Dia