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

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain windowsills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

1:1½:3 (1 cement : 1½ coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size).

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

Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc..

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 & length ( hold fast lugs or dash fastener shall be paid for separately).

Sal wood

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete :

Providing and fixing oxidised M.S. casement stays (straight peg type) with necessary screws etc. complete.

300 mm weighing not less than 200 gms.

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

Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete.

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

Providing and fixing aluminium tower bolts 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 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 :

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 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.

110 mm diameter

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.

Coupler (i)110mm

Single tee with door (i)110x110x110 mm

Bend 87.5° (i)110 mm bend

Shoe (Plain) (i) 110 mm Shoe

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

Two or more coats on new work.

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

With ready mixed pink or grey primer on wood work (hard and soft wood) having 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 directions of Engineer-In-Charge.

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

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty:

Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm).

Renewal of old putty of glass panes (length) .

Cleaning of terrace/loft water storage tank (inside surface area) up to 2000 litre capacity at all heights with coconut brushes, duster etc., removal of silt, rubbish from the tank and cleaning the tank with fresh water disinfecting with bleaching powder @ 0.5gm per litre capacity of tank, including marking the date of cleaning on the side of tank body with the help of stencil and paint and disposing of malba, all complete as per direction of Engineer-in-Charge. (The old date already written on tank should be removed with paint remover or black paint and if date is not written with the stencil or old date is not removed deduction will be made @ Rs. 0.10 per litre if during cleaning any GI fittings or ball cock is damaged that is to be repaired by contractor at his own cost and nothing extra will be paid on this account)

Cleaning and de-silting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of Engineer-in-charge.

Cleaning of under ground sump, Over Head R.C.C. Tank (independent staging) including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consist following operations:- (i) Tank shall be emptied of water by pumping & bottom shall be cleaned of slit and other deposits. (ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. (v) Finally the surface shall be treated with ultraviolet radiation etc. as per direction of Engineer-in-Charge.

Disconnecting damaged overhead/terrace PVC water storage tank of any size from water supply line and removing from the terrace including shifting at ground level as per direction of Engineer-in- charge.

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)

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

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 C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead :

100 mm dia pipe

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 fixing kitchen sink with C.I. brackets, C.P. brass chain with rubber plug, 40 mm C.P. brass waste complete, including painting the fittings and brackets, cutting and making good the walls wherever required:

White glazed fire clay kitchen sink of size 600x450x 250 mm

Providing and fixing white vitreous china water closet squatting pan (Indian type)

Orissa pattern W.C. pan of size 580x440 mm

Providing and fixing white vitreous china pedestal type (European type/ wash down type) water closet pan.

Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete.

10 litre capacity - White

Providing and fixing solid plastic seat with lid for pedestal type W.C. pan complete :

White solid plastic seat with lid

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm or 340x410x265 mm sizes respectively.

Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings :

Flat back wash basin of size 550x400 mm.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.(a)Flexible pipe

32 mm dia

Providing and fixing 100 mm sand cast Iron grating for gully trap.

Providing and fixing M.S. holder-bat clamps of approved design to Sand Cast iron/cast iron (spun) pipe embedded in and including cement concrete blocks 10x10x10cm of 1:2:4 mix (1 cement : 2 coarse sand : 4graded stone aggregate 20mm nominal size) including cost of cutting holes and making good the walls etc. :

For 100 mm dia. Pipe

Providing and fixing trap of self cleansing design with screwed down or hinged grating with or without vent arm complete, including cost of cutting and making good the walls and floors :

Sand cast iron S&S as per IS: 3989.

Providing and fixing PTMT Waste Coupling for wash basin and sink, of approved quality and colour.

Waste coupling 31 mm dia of 79 mm length and 62 mm breadth weighing not less than 45 gms.

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

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia .Pipes.

32 mm nominal outer dia. Pipes.

40 mm nominal outer dia. Pipes.

50 mm nominal outer dia. Pipes.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. : Internal work – Exposed on wall.

15 mm dia. nominal bore

20 mm dia. nominal bore

25 mm dia. nominal bore

40 mm dia. nominal bore

50 mm dia. nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

25 mm nominal bore

Providing and fixing G.I. Union in existing G.I. pipe line, cutting and threading the pipe and making long screws including excavation, refilling the earth or cutting of wall and making good the same complete wherever required :

25 mm nominal bore.

40 mm nominal bore.

50 mm nominal bore.

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931:

15 mm nominal bore.

Providing and fixing C.P. brass stop cock (concealed) of standard design and of approved make conforming to IS:8931.

15 mm nominal bore.

Providing and fixing C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931 a) 15 mm nominal bore

15mm nominal bore

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 PTMT Ball cock of approved quality, colour and make complete with Epoxy coated aluminium rod with L.P./ H.P.H.D. plastic ball.

25 mm nominal bore, 152 mm long. Weighing not less than 440 gms.

40mm nominal bore, 206mm long. Weighing not less than 690 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.

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 up to 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

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).

25 mm average thickness in 2 layers.

Providing, mixing and applying SBR polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] with specified average thickness. Note: Rates shall be for finished surface area of concrete and shall include the cost of labour, concrete and appropriate approved Super- Plasticiser for rendering concrete as flowable and SBR polymer but shall exclude cost of reinforcement, bond coat, Shear Keys, centering and shuttering, strutting, propping etc. (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)

50mm thick in Grade M 25 with cement content not less than 330 kg per cum

Supplying at site brass MTA for connection of G I pipe and PVC Pipe

15mm x15mm

20 mm x 20mm

25mmx25mm

40mm x 40mm

50mm x 50mm

Supplying at site brass FTA for connection of G I pipe and PVC Pipe

Supplying of ISI marked G.I. fittings for G.I. water pipe line work of required length and diameter. (a)Equal or reducing Socket, Elbow, Tee, Jam Nut etc.

Equal or reducing Socket, Elbow, Tee, Jam Nut etc. :15 mm dia & 20mm dia.

Equal or reducing Socket, Elbow, Tee, Jam Nut etc.: 25 mm & 32mm dia.

Equal or reducing Socket, Elbow, Tee, Jam Nut etc.: 40mm dia

Short Pieces up to 150mm long :15 mm dia & 20mm dia.

Short Pieces up to 150mm long : 25 mm & 32mm dia

Short Pieces up to 150mm long : 40mm dia

Easying, and adjusting i/c chiselling/plainnling of wooden shutter or frame so as to make the shutter easily operable As per direction of the Engineer-in-Charge.

Providing 40x5 mm flat, Iron hold fast 18 cm long including fixing to frame with 10mm diameter bolts, nuts and wooden plugs and embedding in cement concrete block 15x10 x 15cm 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size).

Supplying, fitting and fixing approved quality PVC tank cover of required size and shape with necessary fittings as per direction of the Engineer-in-charge.

Replacing existing damaged mortise lock of aluminium door including taking out existing one and fixing new 4 lever 100 mm mortise lock of approved brand without lever handle suitable for aluminium door.

Oiling/ greasing of rolling shutter to make it easily operable

Replacing existing damaged floor spring including taking out the shutter, taking out the old floor spring, providing and fixing new floor spring of approved brand and make ISI marked(Garnish or equivalent) and refitting the door shutter complete.

Supplying, fitting and fixing PVC flushing cistern parts after removing the defective parts complete as per direction of the Engineer-in-Charge.

Handle lever set for PVC flushing cistern.

Polythene siphon with nut , plunger plate, plunger rod and lifting device complete.

Removing chokage in existing pipeline 15mm to 25mm (exposed on wall) including partial dismembering and refitting the same all complete up to the satisfaction of Engineer in charge.

Removing chokage i.e. sludge, mud and other materials from the HCI or SW pipe by the help of split bamboo of underground sewer lines complete as per direction of the Engineer-in-Charge. (a) Up to 200mm dia SW pipe

Cleaning chokage of Inspection pits of sewer lines including all necessary arrangement, T & P require for this work , including removing the sludge , mud etc up to 50m lead complete as per direction of the Engineer-in-Charge.

Supplying, fitting and fixing gun metal wheel valve of ISI marked approved brand and make tested to 21kg/sq cm.(for waterlines only) after dismantling existing damaged valve.

25mm nominal bore

40 mm nominal bore

50mm mm nominal bore

Providing and fitting UPVC gate valve of 'supreme or equivalent make.

20mm nominal bore

25mm nominal bore

40mm nominal bore

Uprooting and removing plants from the surface of walls, parapet etc and making good the damages.

small plants

Grown up banyan plant of stem die 50mm or more including removing roots as far as possible without major damage of the building including applying antiplant chemical as required .

Providing and fixing single scaffolding system on the exterior side of building/structure, upto 25 metre height, above ground level, 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. and maintaining it in a serviceable condition for execution of work of uprooting plant,other building repairing works etc..of building for external works. 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. The scaffolding will be reusable for 19 times and then new scaffolding of similar one will be made. Payment is considered for all the sides of building of first scaffolding used for 19 times and then all new scaffoldings made for the purpose.

Labour cost for repairing to wooden door shutters (Style, rails etc.) of size up to 3 Sqm and thickness 25mm to 40mm, by taking out old damaged shutter with or without frame, MS grill if required, renewing the damaged portion of style, rail, panelling etc by new wood and refining the same in position with new hinges, making good the damages of wall surface complete as per direction of the Engineer-in-Charge. (Cost for volume of wood supplying for renewing style, rail, panelling etc. and cost for new hinge of required size will be paid separately.)

Cleaning of all roof including mumty of staircase, Khurrah, under side of water tank on roof etc. by removing silt, fungi etc. and disposal of mulba to an authorised Municipal dump as per direction of the Engineer-in-Charge.

Supplying seasoned gamari or equivalent wood for repairs to wooden doors, window shutter complete as per direction of the Engineer-in-Charge.

Credit value of old unserviceable dismantle

G.I. Pipes :- 15 mm. dia.

G.I. Pipes :-20 mm. dia.

G.I. Pipes :- 25 mm. dia.

G.I. Pipes :-40 mm. dia.

G.I. Pipes :-50 mm G.I. pipe

gun metal wheel valve :25 mm

gun metal wheel valve :40 mm

gun metal wheel valve :50 mm

Brass stop-cock / bib-cock 15mm dia .

C.P. Pillar cock - (a) 15 mm dia.

Damaged floor spring

H.C.I. pipe 100mm dia