Repair and maintenance civil works including external face lifting to front and right side wall of Door Sanchar Bhawan, Rourkela.

Amount

Sub-Head : Concrete Work

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)

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer’s specification.

Sub-Head : Reinforced Cement Concrete

Providing, hoisting and fixing above plinth level up to floor five level precast reinforced cement concrete work in string courses, bands, copings, bed plates, anchor blocks, plain window sills and the like, including the cost of required centering, shuttering but , excluding cost of reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size).

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

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

Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand).

Sub-Head : Masonry Work

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)

Sub-Head : Steel Work

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

4.0 mm thick glass panes.

Sub-Head : Roofing

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,

110 mm diameter, Single socketed pipes.

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.

110x110x110 mm ,Single tee with door

110 mm bend ,Bend 87.5°

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm hardwood 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.

Sub-Head : Finishing

12 mm cement plaster of mix :

1:6 (1 cement: 6 fine sand)

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete

Distempering with 1st quality acrylic distemper, 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.

One coat.

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.

One coat.

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 having VOC content less than 50 grams/litre.

White washing with lime to give an even shade :

Old work (Two or more coats) .

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.

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

One or more coats on old work.

Re-lettering with enamel paint of approved brand and manufacture.

Finishing walls with water proofing cement paint of required shade :

Old work (one or more coats applied @ 2.20 kg/10 sqm) over priming coat of primer applied @ 0.80 litrs/10 sqm complete including cost of Priming coat.

Finishing walls with Acrylic Smooth exterior paint of required shade :

Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface

Sub-Head : Repairs to Building

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).

Cleaning of terrace/loft water storage tank (inside surface area) upto 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 desilting 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 terrace/loft water storage tank (inside surface area) upto 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)

Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

Sub-Head : Dismantling and Demolishing

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

Taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead:

Of area 3 sq. metres and below

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 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.

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.

Sub-Head : Water Supply

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

25 mm nominal outer dia .Pipes.

40 mm nominal outer dia. Pipes.

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.

20mm nominal bor,120mm long,Weighing not less than198gms

Sub-Head : Aluminium Work

Providing and fixing 12mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS:12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of engineer-in-charge.

Pre-laminated particle board with decorative lamination on both sides.

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item):

With float glass panes of 5.00 mm thickness

Providing and fixing double action hydraulic floor spring of approved brand and manufacture conforming to IS : 6315, having brand logo embossed on the body / plate with double spring mechanism and door weight upto 125 kg., for doors, including cost of cutting floors ,embedding in floors as required and making good the same matching to the existing floor finishing and cover plates with brass pivot and single piece M.S. sheet outer box with slide plate etc. complete as per the direction of Engineer-in-charge.

With stainless steel cover plate minimum 1.25 mm thickness.

Providing and fixing aluminium round shape handle of outer dia 100mm with SS screws etc. complete as per direction of Engineer-in-charge

Anodized (AC 15 ) aluminium

Sub-Head : Water Proofing

Grading roof for water proofing treatment with

Cement mortar 1:3 (1 cement : 3 coarse sand)

Sub-Head : MARKET RATED ITEMS

Providing and fixing PVC Wate tank cover fo syntex make oe equivalent i/c locing arrangement

Providing and fixing on wall face unplasticised Rigid PVC SWR pipes conforming to IS : 13592 Type B, 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 conforming to IS : 14735 for unplasticised Rigid PVC SWR pipes conforming to IS : 13592 Type B including jointing with seal ring conforming to IS :5382 leaving 10 mm gap for thermal expansion.

100x100x100 mm ,Single tee with door

110x110x110 mm ,Single tee without door

Repairing to aluminium partition or door shutter (openable or sliding) by opening all joints, cutting the members to required length, providing and fixing aluminium angle cleat of 5mm thickness, rearranging the pivots etc. for smooth operation of the Aluminium doors as per direction of the Engineer-in-charge.

Providing and fixing PVC MTA/FTA at repairing with new PVC pipe including cutting and threding the pipe and making good all complete as per the direction of E-I-C.

25mm nominal bore

40mm nominal bore

Providing and fixing PVC union at repairing with new PVC pipe including cutting and threding the pipe and making good all complete as per the direction of E-I-C.

25mm nominal bore

40mm nominal bore

Uprooting/Removing trees and plants from roof and walls of any height by uprooting the same with application of acid i/c making good the damages with CP/CC1:2:4 as per requirement all complete as per the direction of EIC.

Trimming of trunks & branches of trees as required taking all precautions including disposal of rubbish in the minicipal dumping ground etc all complete as per direction of Engineer-in-Charge.

Providing & erecting single scaffolding system on the external side of building upto three storey height made of best quality bamboo ballies @ 1.5 m centre to centre in both directions including bracing & stiffening as required.

Shifting & refixing available scaffolding materials to other locations along external side of the building inside the same compound for height upto three storeys & for facilitating execution of other maintenance operations as per direction of E.I.C.

Supplying & engaging unskilled labour along with T&P for cleaning of roof, chajja, rain water pipe mouth, shaft, drains & removing trees & plants etc as & when directed by Engineer-in-Charge.

Credit for taking into possession unserviceable dismantled GI / CI pipes & fittings

Cleaning of choked manhole chambers of inside size 90X80 cm including removing the filth,waste & sludge deposits and flushing of sewer line between manholes with sufficient water while rodding with split bamboo etc all complete as per direction of Engineer-in-Charge.

Easing & adjusting of door/window shutter for free movement of the same by making necessary repairs to shutter & frame all complete as per direction of Engineer-in-Charge.

Providing and fixing of non-reflective sun control film on the window glass panes of approved quality and colour as per direction of E.I.C

Providing & fixing PVC ball valve with handle of approved quality in existing pipe line including removing the damaged valve etc. all complete as per the direction of Engineer-in-Charge.

25mm nominal bore

40 mm nominal bore