Pipeline restoration at PWSS and Emergent restoration of Source and Pipeline of PWSS of 8 _eight_ nos of schemes under Mirik Block, Kurseong Division, PHED, GTA. Under SDRF.

Earthwork in excavation of foundation trenches of drains an all sorts of soils ( including mixed soils but excluding laterite or sand stone ) including removing, spreading or stacking the spoils within a lead of 75 mtr. as directed.item includes neccessary triming the side of trenches levelling dressing and ramming the bottom bailing out as required complete depth of excavation not exceeding 1.50 mtr.

Earthwork in filling in foundation trenches or plinth with good earth in layers not exceeding 15 cm including watering and ramming etc. layer by layer complete. ( Payment to be made on the basis of mesurement of finished quantity of work)

Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics without rolling but including ramming and preparing the bed to proper level and filling up all joints with sandy clay or earth. N.B

Supply of stone boulder (N.B. variety) of approved quarries above 150 mm to 200 mm dia size.

Cement concrete with graded stone ballast (40 mm size, excluding shuttering ) ( 1:3:6)-( N.B. Variety Stone Metal)

Cement concrete (1:1.5:3) with 20mm down graded stone chips excluding shuttering with N.B.Variety River bazree.

Controlled Cement concrete with well graded stone chips (20 mm nominal size) excluding shuttering and reinforcement with complete design of concrete as per IS : 456 and relevant special publications, submission of job mix formula after preliminary mix design after testing of concrete cubes as per direction of Engineer-in charge. Consumption of cement will not be less than 320 Kg of cement with super plasticiser per cubic meter of controlled concrete but actual consumption will be determined on the basis of preliminary test and job mix foumula. In ground floor and foundation. [using concrete mixture] M25

Reinforcement ( for RCC works) in all sorts of structure including distribution bars,stirrups,binders etc. including supply of bars,initial straightening and removal of loose rust if necessary cutting to requisite length hooking & bending to corrrect shape placing in proper position and binding with 16 swg black annealed wire at every intersection complete as per drawing & direction. (a)(i) Tor steel/ Mild steel( Other than SAIM/Tata/RINL)

Hire & Labour charges for shuttering with centering and necessary staging upto 4 mtr. Using approved stouts props and thick hard wood plank of approved thickness with required bracing for concrete slabs, beams, columns,lintels including fitting fixing and striking out after completion of work(25 mm to 30 mm thick wooden shutttering as directed) a) 25mm to 30mm thick wooden shuttering as per decision & direction of ECI

Plum concrete work with cement concrete with 30mm down graded stone metal 40% and stone boulder size 150mm and above placed in as directed, excluding shuttering if any (1:3:6).

Plaster ( to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering conrners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor).[Excluding cost of chipping over concrete surface]. 1:4 cement mortar 20mm thick plaster

Neat cement punning about 1.5 mm. thick in wall, dado, window, sills, floor, drain etc.

Supplying, fitting and fixing gunmetal wheel valve of approved brand and make tested to 21 kg per sq. cm. (for water lines only). 80mm dia

50mm dia

Supplying, fitting and fixing G.I. pipes of TATA make 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. 80mm dia

50mm dia

Labour Cess 1%

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