Construction of Integrated Science Lab at upper Ladam High School under RIDF XXXI within Kagay Gram Panchayat, under Pedong

Earth work in excavation of foundation trenches of drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a load of 75 m, as directed, The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

(A) 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.

Stone Boulder 150 mm of N. Bengal variety

(I) Cement concrete with graded stone ballast (40 mm size excluding shuttering) In ground floor. (B) With N.B. Variety stone metal (a) 1:3:6 proportion

Ordinary Cement Concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any in ground floor as per relevant IS Codes. (ii) River Bazree Ground Floor

Reinforcement for reinforced concrete in all sorts of structures including distribution bars,stirrups, binders etc. initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction (a) For works in foundation and upto roof of ground floor/ upto 4m (i) Tor Steel/ Mild Steel (I) Other than SAIL/TATA/ RINL Ground Floor/ First Floor

Hire labour charges for Shuttering with hard wood for precast RC Slab curved or straight, and striking out the same including fitting, fixing the precast slab in position with necessary carriage and haulage, hosting etc. complete in all respect. (Only the area in contact to concrete to be measured) Ground Floor/ First Floor

125mm thick brick work with 1st class bricks in cement morter(4:1) in ground floor Ground Floor

Plaster to (wall floor ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and racking out joints including throating, nosing and drip course scaffolding /staging, where necessary (Ground floor). Excluding cost of chipping over concrete surface. (ii) With 1:4 Cement Mortar (a) 20 mm thick plaster

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 Clamp. (i) Other Local Wood