3rd call/Construction of 15 Nos Ramp with Handrail sanctioned during 2025-26 under Secondary Level under Samagra Shiksha under West Tripura District

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. -All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. -All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level: 1:4:6 ( 1 Cement: 4 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size)

Providing and laying cement concrete 1:2:4 (1 cement: 2 fine sand : 4 graded well burnt brick aggregate) flooring finished with a floating coat of neat cement including cement slurry, rounding of edges and strips and cost of glass strips etc. all complete as per direction of Engineer in- charge. 40mm thick.

First class brick work in foundation and plinth including cost of all materials as required complete:- In cement mortar 1:3 ( 1 cement : 3 fine sand ).

15 mm cement plaster on the rough side of single or half brick wall of mix: In cement mortar 1 : 3 ( 1 cement : 3 fine sand )

Finishing walls with textured exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 3.28 litre/10 sqm) over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm

Providing and fixing chequered terrazo tiles 22 mm thick with graded marble chips of size upto 6 mm, laid on floors, footpath & courtyard on 20 mm thick bed of cement mortar 1 : 4 ( 1 cement : 4 fine sand ) jointed with neat cement slurry mixed with pigment to match the shade of tiles including rubbing and polishing complete. Dark shade pigment using ordinary cement

Providing and fixing hand rail using structural steel etc. of approved size by welding etc. to steel ladder railing, balcony railing and staircase railing etc. including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer complete as required:- M.S. tube.