Construction of guard room, land development, construction of valve chamber and installation of different dia valve, restoration of roads, gap joining with new HDPE pipeline and allied work for JDA zone- I and II PWSS area at Jaigaon

Earthwork in excavation of foundation trenches or drain in all sorts of soil (including mixed soil but exculding laterite or sand stone) including removing spreading or stacking the spoils, within a lead of 75 m as directed. The item includes necessary trimming the sides of trenches, leveling, dressing and removing the bottom, bailing out water as required complete. a) Depth of excavation not exceeding 1500 mm

Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)With earth obtained from excavation of foundation

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

Hire & labour charges for shuttering with centering & necessary staging upto 4 mtr using using approved stout props & thick hard wood planks of approved thickness with required bracings for concrete slabs, beams, column, liulop curved or straight including fitting fixing & striking out after completion of works.b) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge.

Cement concrete with 30 mm down graded shigles excluding shuttering. in ground floor. 6:3:1 proportion

Ordinary Cement concrete M-20 (Mix 1:1.5:3) with graded stone chips(20 mm.down) excluding shuttering and reinforcement, if any, in ground floor as per IS 456 - 2000. River Bazrees

Reinforcement for reinforce concrete in all sorts of structures including distribution bars, stirrups, binders etc including supply of rods, initial straightening & removal of loose rust (if necessary), cutting to requisite length, hooking & bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing & direction. i) Tor steel/Mild steel execpt I. SAIL/TATA/RINL

125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor i) With 1:4 cement mortar

Brick work with 1st class bricks in cement mortar (1:6) (b) In superstructure, ground floor

25 mm. thick damp proof with cement concrete (1:1.5:3) (with graded stone aggregate 10 mm. normal size) and painting the top surface with a coat of bitumen [VG.40 ] using 1.7 kg. per sq.m. including heating the bitumen and cost and carriage of all materials complete. [Bitument to be supplied by the Agency]