Construction of School Building at Nongchup Haram Junior High School, Senapati District

Amount

Sub-Head:- Earth Work

Earthwork in excavation in foundation trenches or drains including dressing of sides and ramming of bottoms lift up to 1.5m. including getting out the excavated soil as directed within a lead of 50 m. a) Hard/ Dense soil.

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

Filling in plinth with sandy soil under floors including watering ramming, consolidating and dressing complete.

Sub-Head:- Concrete & RCC Work

Providing and laying cement concrete in foundation and plinth excluding the cost of ,centering and shuttering in1:4:8 (1cement : 4c/sand: 8 graded stone agro. 40 mm nominal size.)

RCC work in beams,suspended floors, roof having slope up to 15 degree landing,balconies, shelves ,chajjas,lintel,bands,plain window sill,staircase and spiral stair cases upto floor five level excluding the cost of centering, shuttering and reinforcement.a) 1:1.5:3 (1 cement: 1.5 course sand: 3 graded stone aggt. 20mm nominal size

Sub-Head:- Reinforcement

Reinforcement for RCC work in bending, binding and placing in position complete in Tor steel bars.

Sub-Head:- Form-Work

Providing form works i/c centering and shuttering so as to give a rough finish, shuttering & propping etc height of propping & centering below supporting floor to ceiling not exceeding 4m & removal of the same for in-situ reinforced concrete plain concrete work in:-

c) Sides and soffits of beam, beam haunchings, cantilevers, girders, bressumers and lintel not exceeding 1m in depth.

Sub-Head: Brick Work

2nd class (local 1st class) brick work in foundn and plinth in cement mortar 1:3(1cement :3c/sand)

Half brick masonry 2nd class (local 1st class) in cement mortar 1;3 ( 1 cement :3c/sand) in superstructure.

Sub-Head: Wood Work

Providing wood work in frames of doors, windows, clerestory windows and other frames wrought, framed and fixed in position. A) Local best quality Uningthou

P/F 35 mm thick panelled and glazed or panelled or glazed shutters for cupboard i/c black-enamelled or bright finished M.S. butt hinges with necessary screws. Uningthou wood.

P/F M.S. sliding bolts with nuts and screws etc. complete with 300 x 16mm.

P/F M.S. tower bolts with nuts and screws etc. complete with 250 x 10mm.

P/F M.S. handles with necessary screws etc. complete.

Providing 40x3mm flat iron hold fast 40cm long i/c fixing to frames with 10mm dia. bolts nuts and wooden plug and demodding to cement concrete block 30x10x15cm 1:3:6 (1cement:3c/sand: 6stone aggrt 20mm nominal size)

Sub-Head:-Steel-work

P/L M.S. fan clamps Type-I of 16mm dia bent to shape during laying i/c hooked ends in R.C.C. slab during laying i/c painting the exposed portion of loop all per standard design complete.

Providing and Fixing Glazing in Alluminium door,windows,Ventilator Shutters and Partitions etc. with EPDM rubber/neaprene gasket etc. complete as per the architectural dawing and the direction of engineer-in-charge ( cost of aluminium snap beading shall be paid in basic item).with float glass panes of 4mm thick

Sub Head: Flooring& Finishes

White glazed tiles 10 mm in flooring, treads or steps & landing laid on a bed of 12 mm thick cement mortar 1:3 (1 cement:3 coarse sand) finished with flush pointing in white cement.

White glazed tiles 10 mm thick in skirting risers of steps & dado on 10 mm thick cement plaster 1:3 (1 cement:3 coarse sand) & jointed with white cement slurry

12 mm cement plaster 1:3 (1 cement: 3 fine sand

15 mm cement plaster 1:3 (1 cement : 3course sand) finished with a floating coat of neat cement.

Providing and applying plaster of paris putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete.

Applying one coat of cement pimer of approved quality on wall surface.

Finishing wall with water proofing cement paint of approved quality on new work(two or more coats) to give an even shade.

Applying ready mixed priming coat pink primer of approved quality on wood work

Painting two or more coats(excluding priming coat) with superrior ready mixed paint for wood work of approved quality in all shades on new work to give an even shade.

Providing and fixing on wall face G.I. Rain water pipe and filling the joints with spun yarn soaked in neat cement slurry and cement mortar 1:2 (1 cem : 2 fine sand). c) 150 mm diameter.

P/F M.S. holder bat clamps embedded in and i/c cement concrete blocks 1115.5mmx75mmx112.5mm of 1:2:4 ( 1ecment; 2c/sand: 4 hard stone ballast 20mm and down gauge) with 80mm diameter.

Steel work in built up tubular trusses including cutting, hoisting, fixing in position and applying a coat of approved steel primer red oxide zinc chrome primer conforming to IS:2079) welded and bolted including special shape washer etc. complete. (a) Electric resistant welded tube (Conforming to IS:1611-1979)

Trapzoidal Pre-painting Profile Sheet roofing of approved brand DYNA Roof or equivalent with selt drilling screw of 68 mm long xylon coated screws with PVC washes & caps complete, excluding the cost of Purlins an d Rafters .Pre Painted Galvalume Iron(PPGL) i) Profile sheet 50mm/4.2 kgs/sqm

Trapzoidal Pre-painting Profile Sheet for Ridges Gutter or Valley 610 mm of approved brand DYNA Roof or equivalent with selt drilling screw of 68 mm long xylon coated screws with PVC washes & caps complete,

Providing wood work in frame of false ceiling, partation etc b)Uchan/ Tairen wood

Providing & fixing 3 mm Teak Ply ceiling with screws & washers etc. complete (frame work to be paid separately).

Providing and fixing 20mm plank as eave board with:-Tolhao/Uchan wood

25mm thick plank walling ( Tolhao local best quality) overlapping joints etc. fitting and fixing with necessary screws and nails complete including cost of frame work.

Providing under laying for plinth protection of 75mm thick (unconsolidation) of stone aggrt. 40mm nominal size well rammed and consolidation and grouted with fine sand including preparation of ground .

Providing Plinth protection 50mm thick in cement concrete 1:3:6 ( 1 cement : 3c/sand: 6 graded stone aggrt. 20 nominal size ) including finishing the top surface of concrete smooth

Thangboi Suantak