CIVIL WORK

Civil work

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. 15.2.2 Nominal concrete 1:3:6 or leaner mix (i/c equivalent design mix)

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. 15.7.4 In cement mortar

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : 15.12.1 Of area 3 sq. metres and below

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 15.28.1 G.S. Sheet

Dismantling C.I. pipes including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes & lead at site within 50 metre lead as per direction of Engineer-in-charge: 15.45.1 Up to 150 mm diameter

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge : 15.44.1 15 mm to 40 mm nominal bore

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 4.1.3 "1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

Providing and fixing 18/20 gauge wire mesh with openings of 25mm ×25mm or less as approved over junctions of RCC, brickwork or any other similar materials and nailing the same as per the direction of engineer in charge.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. 5.22.1 Mild steel and Medium Tensile steel bars

Centering and shuttering including strutting, propping etc. and removalof form for 5.9.6 Columns, Pillars, Piers, Abutments, Posts and Struts

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 staircases 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 incuding manufactured sand derived from Recycled Concrete Aggregate (RCA) upto 20%: 3 graded stone aggregate 20 mm nominal size including Recycled Concrete Aggregate (RCA) upto 20%)

Providing and placing in position non-shrink cementitious Micro concrete M-40 ‘Renderoc RG’ or equivalent for repair of damaged reinforced concrete elements by adding clean water in required quantity as specified in manufacturer specifications to make a free flowing non-shrink repair micro-concrete all compete as per the direction of engineer-in-charge.

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge. Bars up to 12 mm diameter

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.

Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of Engineer-in-charge. Note: Measurement and payment: The pre-measurement of thickness shall be done just after the surface preparation is completed and Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and/or the 75mm size cube crushing strength at the end of 28 days to be not less than 30 N/ mm2). 25 mm average thickness in 2 layers.

50 mm average thickness in 3 layers.

Providing and applying Chemistik Crackseal crack filling powder polymer modified or equivalent in the cracks on the walls as per the direction of Engineer-in-charge.

Brick work with common burnt clay machine moulded perforated bricks of class designation 12.5 conforming to IS: 2222 in superstructure above plinth level up to floor five level in cement mortar 1:6 (1 cement : 6 coarse sand) : 6.3.1 With F.P.S.(non modular) bricks

Providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including ISI marked M.S. pressed butt hinges bright finished of required size with necessary screws. 9.9.1 Second class teak wood 9.9.1.2 30 mm thick

Providing and fixing 15 mm Rod Thickness 12 Inch Length For Door, Stainless Steel Silver Aldrop - Durable, Rust-resistant Handle With Fixing Screws And Washers

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete (Copper oxidised as per IS 1378) 125 mm

Providing and fixing IS : 12817 marked stainless steel butt hinges with stainless steel screws etc. complete : 125x64x1.90 mm

Repair to plaster of thickness 12mm to 20 mm in patches of area 2.5 sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engineer-In- Charge.

6 mm cement plaster of mix : 13.16.1 1:3 (1 cement : 3 fine sand)

20 mm cement plaster of mix : 13.3.1 1:4 (1 cement: 4 fine sand)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : 13.62.1 Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture (Make-Asian Apcolite)

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade: Two or more coats applied @ 1.43 ltr/10 sqm over and including priming coat of exterior primer @ 2.20 kg/10 sqm.Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade: Two or more coats applied @ 1.43 ltr/10 sqm over and including priming coat of exterior primer @ 2.20 kg/10 sqm. (Make-Asian-Apex Ultima) (Paint and primer will be supplied by the department)

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per directions of Engineer-In-Charge. 14.1.1 With cement mortar 1:4 (1 cement : 4 fine sand)

Providing and laying Water-proofing treatment with IPS finish waterfroofing chemical treatment and china chips to RCC Chajjas,stair case head room top,Over head water tank top etc as per the direction of engineer incharge.

Renewing glass panes, with wooden fillets wherever necessary: 14.6.1 Float glass panes of thickness 4 mm

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : 13.99.1 One or more coats on old work

French spirit polishing : 13.103.1 One or more coats on old work

Providing and fixing bend of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts complete. 100 mm dia

75 mm dia

Providing and fixing double equal junction of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts 75x75x75x75 mm

Providing and fixing double equal junction of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts complete : 100x100x100x100 mm

Providing and fixing PVC soil, waste and vent pipes with all necessary fittings: 100 mm dia

Providing and fixing Cast Iron Nahani trap/floor trap of 100 mm inlet and 75 mm outlet (weighing 5.80kg each) joining with lead with connection pipes , placing as per the drawing , embedding in cement concrete 1:2:4 and making circular hole up to floor level using 100mm outer dia PVC of 6kgs/sqcm pressure and fixing 1no 120 m dia C.P. Brass grating, complete all specifications and drawings and as directed at site.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. Concealed work, including cutting chases and making good the walls etc. (Make-Finolex/Prince pipe) 18.8.1 15 mm nominal outer dia Pipes

18.8.2 20 mm nominal outer dia Pipes

Providing and fixing uplasticised PVC connection pipe with brass unions : 18.21.1 30 cm length 18.21.1.1 15 mm nominal bore

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints, clamps etc complete as per direction of Engineer in Charge. (Make-Finolex/Prince pipe) External work 18.9.1 15 mm nominal dia Pipes

18.9.2 20 mm nominal dia Pipes

18.9.3 25 mm nominal dia Pipes

18.9.4 32 mm nominal dia Pipes

18.9.5 40 mm nominal dia Pipes

18.9.6 50 mm nominal dia Pipes

18.9.8 80 mm nominal dia Pipes

18.9.9 100 mm nominal dia Pipes

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete : 18.18.3 25 mm nominal bore

Repainting G.I. pipes and fittings with synthetic enamel white paint with one coat of approved quality : 18.39.1 15 mm diameter pipe

18.39.4 32 mm diameter pipe

18.39.5 40 mm diameter pipe

Cutting holes up to 30x30 cm in walls including making good the same:With common burnt clay F.P.S. (non modular) bricks

Providing and fixing 15mm nominal dia New Ware Lab Cock Three Way Tap with 360 Degree Swivel Brass Spout Swan Neck Pillar for Laboratory - Heavy Brass Made Chrome Finish

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 grams per sqm 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 during transportation and should be supplied in single length upto 12 metre or as desired by Engineerin-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) 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.

Errection of single bamboo scaffolding Work upto three floor level all complete as per the direction for sanitary,water supply,roofing repair works.

Providing and laying safety net around the building as directed at required height over the compound to collect the falling debris,dust etc so as to facilitate safe passage of human and vehicular traffic including required support etc complete.