Rennovation of sawn timber godown at Navin Nagar Diglipur

Amount

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer-in-charge.

Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix).

Outer wall

Partition wall

Total

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :

Of area 3 sq. metres and below

Main Door-D(1.00 x 2.60)

Dismantling roofing including ridges, hips valleys and gutters etc., and stacking the material within 50 metres lead of:

G.S sheets

Roofing Front side

Roofing back side

centre Ridge

Total

Dismantling wooden boardings in lining of walls and partitions, excluding supporting members but including stacking within 50 metres lead :

Thickness above 10 mm upto 25 mm

front & Backt side building

right & left side building

Total

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 up to 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.

Column

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work upto plinth level :

1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

1:4:8 (1 Cement : 4 coarse sand (Zone III): 8 graded stone aggregate 40 mm nominal size).

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement :

1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Column

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement: 1.5 coarse sand (zone-III)derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Sill Band

Lintel Beam

Coping Beam

Total

Centring and shuttering including strutting, propping etc. and removal of form for :

Lintels, beams, plinth beams, girders, bressumers and cantilevers.

Sill Band

Lintel Beam

Coping Beam

Total

Columns, Pillars, Piers, Abutments, Posts and Struts.

Column

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

12 mm @ coloum

stirrups 8 mm @ 100 mm

Sill Band

Lintel Beam

Coping Beam

Stirups for beam

sil beam 08 mm @ 100 mm

Lintel beam 08 mm @ 100 mm

coping beam 08 mm @ 100 mm

Add 5% extra for wastage

Total

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

M.S Flat( 40 x 6 mm)

Total

Providing and fixing bolts including nuts and washers complete.

M.S Flat( 40 x 6 mm)

Total

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm + 0.05 %, total coated thickness with zinc coating 120 gsm as per IS: 277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches while transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Left & Right side

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm + 0.05 % total coated thickness, Zinc coating 120gsm as per IS: 277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping screws complete :

Ridges plain (500 - 600mm).

Centre Ridge

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface :

Two or more coats on new work.

Add 10% Extra for Offset

Total

Finishing walls with Acrylic Smooth exterior paint of required shade:

New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/ 10 sqm).

12 mm cement plaster of mix :

1:4 (1 cement : 4 fine sand)

back side

Front side

Left & Right side

upper area

Add 10% Extra for Offset

Total

Supplying and fixing rolling shutters of approved make, made of required size M.S. laths, interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 - part 1 and M.S. top cover of required thickness for rolling shutters.

80x1.25 mm M.S. laths with 1.25 mm thick top cover

Providing and laying hollow cement concrete block walling upto floor five level 100mm thick using consisting of hollow block mix 1:3:6 (1 cement : 3 coarse sand and 6-graded stone aggregades 10mm nominal size), having crushing strength 3.5 N/mm 2 at 28 days as per I.S 2185(Part I) 1979 laid in cement motar 1:6 (1-cement & 6-corse sand) complete.

Hollow block 100 mm size 400 x 100 x 150 mm

Total

INDRAJIT BARMAN (BID ID -49754)

VISHAL GORAI (BID ID -49717)

R K INFRATECH (BID ID -49732)