Construction of computer room at Middle School at Gia

Amount

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (Not exceeding 1.5 mtr in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, depth upto 1.5mtr. including disposal of excavated earth upto 1 mtr from cutting edge, disposed earth is to be levelled and neatly dressed in: All kinds of soil

Providing and laying dry stone pitching (any thickness) including the cost of stone on horizontal level.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering- All work upto plinth level 1:4:8 (1 cement: 4 fine sand : 8 graded stone aggregate 20mm nominal size) (A) Crushed.

Random Rubble masonry with hard stone from nallah in foundation and plinth including levelling up with cement concrete 1 :6:12 ( 1 Cement: 6 coarse sand : 12 graded stone aggregate 20mm nominal size) at plinth level with cement mottor 1:6 ( 1 cement : 6 coarse sand)

Providing and laying damp-proof course 5Crnm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand 4 graded stone aggregate 20mm nominal size.(A) Crushed

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. Layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering lead upto 50m and lift upto 1.5m.

Providing and fixing upto floor five level precast cement concrete solid blocks including hoisting and setting in position with cement mortar 1:3 (1 cement : 3 coarse sand), cost of required centring, shuttering and complete1:3:6 (1 cement: 3 coarse sand: 6 graded stone aggregate 20mm nominal size) (A) Crushed

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia and length (hold fast lugs or with dash fasteners shall be paid for separately): Second class Kail wood

Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows including lSI marked M.S. pressed Butt hinges bright finished of required size with necessary screws excluding panelling which will be paid for separately,all complete as per direction of engineer- in charge.35 mm thick

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutmen"ts, posts ans sturts, etc. upto floor five level excluding cost of centring, shuttering,fmishing and reinforcement.1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded crushed stone aggregate 20mm nominal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete.Thermo-Mechanically Treated bars. (TMT)

Centring and shuttermg including strutting, propping etc. and removal of form for.Lintels, beams, plinth beams, girders, bressumers and centilevers.

Providing wood work in frames of false ceiling, partitions etc. sawn and fixed in position :Budloo I Fir wood

Providing corrugated G. S. sheet roofing including vertical/curved surface fixed with polymer coated J or L hooks, bolts and nuts 8mm diameter with bitumen and G. I limpet washers or with G. I. limpet washers filled with white lead and including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (upto any pitch in horizontal/vertical or curved surface)excluding the cost of purlins, rafters and trusses and including cutting to size and shape whereever required.0.63mm thick with zinc coating not less than 275gm/m2

15mm Cement plaster on the rough side of single or half brick wall of mix:1 : 4 ( 1 cement : 4 coarse sand)

Carriage of stone average lead upto 10 KM by M.T

Carriage of sand and aggregate average lead upto 10 KM by M.T

Carriage of cement and steel average lead up to 66 KM by M.T

M/S STANZIN DORJAY

M/S TASHI NAMGAIL