63/CD-II/BSNL/Kol/2025-26

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50m outside the periphery of the area cleared.

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

1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

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

Foundations, footings, bases for columns.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:

Cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :

Cement mortar 1:6 (1 cement : 6 coarse sand)

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

Providing and fixing aluminium handles ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade with necessary screws etc. complete :

Providing and fixing factory made ISI marked steel glazed doors, windows and ventilators, side /top /centre hung, with beading and all members such as F7D,F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenoned and riveted, including providing and fixing of hinges, pivots, priming coat of approved steel primer, but excluding the cost of other fittings, glass panes complete all as per approved design, (sectional weight of only steel members shall be measured for payment).

Fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows all complete with :

4.0 mm thick glass panes.

Providing and fixing hard drawn steel wire fabric 75x25 mm mesh with 8 gauge( 3.264mm) wire to MS frames etc. with MS flat beading and priming coat with approved steel primer all complete. (Payment of MS frame structure for fixing the wire fabrics will be paid seperately).

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.

40 mm thick with 20 mm nominal size stone aggregate

Providing and fixing glass strips in joints of terrazzo/ cement concrete floors.

40 mm wide and 4 mm thick.

Providing valleys of 90 cm wide overall in plain G.S. sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete :

1.60 mm thick with zinc coating not less than 350 gm/m*

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i)Single socketed pipes.

(a) 110 mm diameter

Providing and fixing on wall unplasticised rigid PVC drainage pipe for wash basin, sink, urinal etc. including uPVC fittings, jointing with solvent cement etc. complete as per direction of the Engineer-in-charge.

40 mm nominal dia off white shedule: 40 pipe.

Providing and fixing on wall face unplasticised - PVC moulded fittings/accessories for unplasticised Rigid PVC rain water pipes conforming to IS 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion.

(a) Bend 87.5° (i) 110 mm bend

(b) Shoe (Plain) (i) 110 mm Shoe

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm hard wood plugs, screwed with M.S. screws of required length, including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

Providing and fixing false ceiling at all height including providing and fixing of frame work made of special sections, power pressed from M.S. sheets and galvanized with zinc coating of 120 gms/sqm (both side inclusive) as per IS : 277 and consisting of angle cleats of size 25 mm wide x 1.6 mm thick with flanges of 27 mm and 37 mm, at 1200 mm centre to centre, one flange fixed to the ceiling with dash fastener 12.5 mm dia x 50 mm long with 6 mm dia bolts, other flange of cleat fixed to the angle hangers of 25x10x0.50 mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I. channels 45x15x0.9 mm running at the spacing of 1200 mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge of 80 mm with tapered flanges of 26 mm each having lips of 10.5 mm, at 450 mm centre to centre, shall be fixed in a direction perpendicular to G.I. intermediate channel with connecting clips made out of 2.64 mm dia x 230 mm long G.I. wire at every junction, including fixing perimeter channels 0.5 mm thick 27 mm high having flanges of 20 mm and 30 mm long, the perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450 mm centre, with 25mm long dry wall screws @ 230 mm interval, including fixing of gypsum board to ceiling section and perimeter channel with the help of dry wall screws of size 3.5 x 25 mm at 230 mm c/c, including jointing and finishing to a flush finish of tapered and square edges of the board with recommended jointing compound , jointing tapes , finishing with jointing compound in 3 layers covering upto 150 mm on both sides of joint and two coats of primer suitable for board, all as per manufacturer's specification and also including the cost of making openings for light fittings, grills, diffusers, cutouts made with frame of perimeter channels suitably fixed, all complete as per drawings, specification and direction of the Engineer in Charge but excluding the cost of painting with :

12.5 mm thick tapered edge gypsum plain board conforming to IS: 2095- (Part I) : 2011 (Board with BIS certification marks)

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) 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 Engineer-in-charge. The sheet shall be fixed using self drilling /seIf 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.

Providing and fixing precoated galvanised steel sheet roofing accessories of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05 mm) with Zinc coating 120 gram 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 using self drilling/ self tapping screws complete :

Ridges plain (500 - 600mm)

Renewing of old damaged tiled false ceiling of approved materials of size 595x595 mm in true horizontal level using wooden batten with the existing frame structure of false ceiling including repair the wooden frame structue where necessary all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge. (Note : Wooden batten required for false ceiling repairing will be paid seperately).

6 mm thick fiber cement board made of composite material comprising silica, cement and cellulose certified as Go green Pro conforming to IS 14862-2000 Type-B category-3. of approved quality and as per direction pf the Engineer-in-charge.

15 mm cement plaster on the rough side of single or half brick wall of mix :

1:6 (1 cement: 6 fine sand)

Applying priming coat :

With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/steel works

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work.

Distempering with 1st quality acrylic distemper (ready mixed) having VOC (Volatile Organic Compound ) content less than 50 gram/ litre, of approved brand and of required shade and colour complete to give and even shade.

Two coats.

Wall painting with premium acrylic emulsion paint of interior grade, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre. of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour.

Two coats.

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content.

With water thinnable cement primer on wall surface havin

g VOC content less than 50 grams/litre.

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 direction of Engineer-in-harge.

With cement mortar 1:4 (1cement: 4 coarse sand).

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Renewing wooden battens in roofs, including making good the holes in wall and painting with oil type wood preservative of approved brand and manufacture complete including removal of rubbish to the dumping ground, all complete as per directions of Engineer-In-Charge.

Providing and fixing 'L' shaped MS corner plates 1.50mm thick, of size 100x100x25 mm with MS screws for repairing corner of shutters.

Easing, oiling and adjusting wooden door and window members (style/rail) or steel gates/shutters and fittings, including scrapping or chieselling wherever required, so as to make the shutters easily operable for shutter size upto 3 sqm. as per direction of the Engineer-in-Charge.

Sal wood battens.

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..

In cement mortar

Cleaning of roof neatly by wire brush, broom, close chipping , finally using air blower for making bitumen coating free surface for applying water proofing treatment, as per direction of the Engineer-in-Charge.

Removing mortar from bricks and cleaning bricks including stacking within a lead of 50 m (stacks of cleaned bricks shall be measured):

From brick work in cement mortar

Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres lead.

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

Asbestos cement sheet

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 GI/PVC pipe with fittings and clamps including stacking within the compound as per direction of the Engineer -in Charge.

15mm to 50 mm diametre pipe.

Dismantling fixtures where necessary as per direction of the Engineer-in-Charge.

Flushing cistern, wash basin, sink, EWC , Anglo Indian WC etc.

CP/ Brass/ PTMT/PVC/Iron stop cock/ bib cock/ pillar cock/ wheel valve/gate valve etc. upto 50mm dia.

Dismantling aluminium/ Gypsum partitions, doors, windows, fixed glazing and false ceiling including disposal of unserviceable material and stacking of serviceable material with in 50 meters lead as directed by Engineer-in-charge.

Cleaning and disinfecting including masonary reservoir using lime water and bleaching powder etc. including neatly writing the "DATE OF CLEANING- DD-MM-YYYY" on the prominently visible position on the cleaned water tank wall with Synthetic paint as per direction of the Engineer-in-Charge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. : Internal work - Exposed on wall

15 mm nominal outer dia. Pipes.

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia .Pipes.

40 mm nominal outer dia. Pipes.

Upto 2000 litre PVC /Masonary/RCC water Rank

Providing and fixing CPVC gate valves of approved brand and manufacture for CPVC pipe lines.

Providing and fixing PTMT bib cock of approved quality and colour.

15mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT stop cock of approved quality and colour.

15 mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT pillar cock of approved quality and colour .

15mm nominal bore, 107 mm long. Weighing not less than 110 gms.

Providing and fixing unplasticised P.V.C. connection pipe with PTMT Nuts, collar and bush of approved quality and colour.

15 mm nominal bore with 45 cm length.

Cutting holes up to 30x30 cm in walls including making good the same:

With common burnt clay F.P.S. (non modular) bricks.

Removing chokage and repairing leakage of water pipe lines as and when required including cost of jointing materials such as zinc, jute etc. require to sealing the leakage of joints (Cost includes for necesary scafoldings require for out side pipe line of building upto floor-V level. Cost for fittings and pipes if required will be paid seperately).

15mm to 50mm nominal dia pipe.

Supplying, fitting and fixing C I brackets /15 mm dia GI pipe as brackets including two coats of painting as per direction of the Engineer-in Charge for wash basin, sink etc.

25mm size

Sweeping and cleaning of open surface drain (upto any depth & width) inside the complex i/c removing the garbage, rubish to the dumping site outside the complex.

Sweeping and cleaning of gutter of sloped roof (upto any depth & width) at height upto 10.00m above ground level i/c removing the rubbish, garbage, rubish to the dumping site outside the complex.

Grading roof for water proofing treatment with

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge

50 mm average thickness

25 mm average thickness

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 upto 12 mm diameter

Bars above 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.

SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

25 mm average thickness in 2 layers.

50 mm average thickness in 3 layers.

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/Sqmm2).

Applying anticorrosive passivating coat on cleaned reinforcement rust free steel surface/new reinforcement surface by Anticor, the corrosion resistant chemicals for reinforcing bars, unique formulated water based passivating chemicals of Engineering Services International or equivalent with paint brush three or more coat before 24 hours of its application of protective concrete/morter coat and allowing it to dry, all complete as per direction of Engineer-In-Charge.

Bars above 12 mm diameter

Bars upto 12 mm diameter .

Providing and fixing single scaffolding system on the exterior side of building/structure, including additional rows of scaffolding in stepped manner as per requirement of site, made with 10 cm dia. bamboo ties @0.90 metre apart fitting and fixing with necessary coir,nails etc. horizontal & vertical with working platform etc. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer-in-charge.

For through external external repairs and maintenance works up to 25m height of building. above ground level.

Uprooting & removal wild growth & vegetation plants upto girth 100 mm on bldg at any level upto 15m by necessary scaoffolding and swing and providing and applying dilute Hydrochloric Acid on the root all complete as per direction of Engineer in Charge .

Extra for providing, mixing 10 mm graded stone agreegates with modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand ) in the ration of 50: 50 Coarse Sand: graded Stone agreegate that is in ratioo of 1: 2:2 (1Cement :2 Coarse sand: 2 10mm graded stone agreegate) in liue of cement mortar 1: 4, as per specifications and directions of Engineer-in-charge.

Extra for 25 mm average thickness in two layer.

Credit value for dismantled unserviceable/ serviceable departmental materials:

(a) G.I. pipe (i) 15mm dia.

(a) G.I. pipe (ii) 20mm dia.