Day to day maintenance special repairs petty works and other miscellaneous CIVIL works of Staff Quarters compounds at GACHIBOWLI HCU BHEL MIG S R NAGAR and ERRAGADDA Hyderabad

Amount

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.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :

All kinds of soil

Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

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.

Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.

Beyond 30 cm girth up to and including 60 cm girth

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) : 4 graded stone aggregate 20 mm nominal size)

1:5:10 (1 cement : 5 coarse sand(zone-III) : 10 graded stone aggregate 40 mm nominal size)

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

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 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)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 in superstructure above plinth level up to floor V level.

Cement mortar 1:4 (1 cement :4 coarse sand)

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters:

30 mm thick including ISI marked Stainless Steel butt hinges with necessary screws.

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 :

Providing and fixing to existing door frames.

30 mm thick factory made Polyvinyl Chloride (PVC) door shutter made of styles and rails of a uPVC hollow section of size 60x30 mm and wall thickness 2 mm (± 0.2 mm), with inbuilt decorative moulding edging on one side. The styles and rails mitred and joint at the corners by means of M.S. galvanised/ plastic brackets of size 75x220 mm having wall thickness 1.0 mm and stainless steel screws. The styles of the shutter reinforced by inserting galvanised M.S. tube of size 25x20 mm and 1 mm (± 0.1 mm) wall thickness. The lock rail made up of ‘H’ section, a uPVC hollow section of size 100x30 mm and 2 mm (± 0.2 mm) wall thickness fixed to the shutter styles by means of plastic/ galvanised M.S. ‘U’ cleats. The shutter frame filled with a uPVC multi-chambered single panel of size not less than 620 mm, having over all thickness of 20 mm and 1 mm (±

0.1 mm) wall thickness . The panels filled vertically and tie bar at two places by inserting horizontally 6 mm galvanised M.S. rod and fastened with nuts and washers, complete as per manufacturer’s specification and direction of Engineer-in-charge.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

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.

75 mm diameter

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.

Single tee with door

110 mm bend

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.

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.

Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, 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 using self drilling/ self tapping screws complete :

Ridges plain (500 - 600mm).

12 mm cement plaster of mix :

1:6 (1 cement: 6 coarse sand)

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

1:6 (1 cement: 6 coarse sand)

White washing with lime to give an even shade :

Old work (one or more coats) .

Distempering with dry distemper of approved brand and manufacture (one or more coats) and of required shade on old work to give an even shade.

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.

Finishing walls with Acrylic Smooth exterior paint of required shade :

Old work (One or more coat applied @ 0.90 ltr/10 sqm).

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).

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

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

Asbestos cement sheet

Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS : 7231, with all fittings andfixtures complete, including cutting and making good the walls and floors wherever required :

W.C. pan with ISI marked white solid plastic seat and lid

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

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

Providing and fixing kitchen sink including making all connections excluding cost of fittings.

White glazed fire clay sink of size 600x450x250 mm.

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.

40 mm nominal outer dia. Pipes.

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 complete as per direction of Engineer in Charge : External work

25 mm nominal outer dia. Pipes.

40 mm nominal outer dia. Pipes.

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

25 to 40 mm nominal bore

Providing and fixing cPVC Union/cPVC nepple in G.I/cPVC pipe including cutting and threading the pipe and making long screws etc. complete (New work)

20 mm nominal bore

25 mm nominal bore

40 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 PTMT extension nipple for water tank pipe, fittings of approved quality and colour.

25mm nominal bore. Weighing not less than 62 gms.

Providing, laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 (1 cement : 1 fine sand) including testing of joints etc. complete :

100 mm diameter

150 mm diameter

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) all-round S.W. pipes including bed concrete as per standard design:

100 mm diameter S.W. pipe

150 mm diameter S.W. pipe

Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. cover with frame of 300x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design :

100x100 mm size P type

With common burnt clay F.P.S. (non modular) bricks of class designation 3.5

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design :

Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) :

With common burnt clay F.P.S. (non modular) bricks of class designation 3.5

Extra for depth for manholes

Size 90x80 cm

With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing at all floors Type B - SWR PVC pipes of approved make including all fittings such as plain and door bends, tees, elbows, equal and unequal junctions, heel rest sanitary bends, collars etc.( except floor traps/P traps) confirming to IS13592, IS 14735, including jointing with solvent and providing necessary supports, clamps/MS brackets at specified intervals. The joints of pipe and fittings shall be of drip seal jointing in exposed areas like in shafts etc. and pasted type (solvent ) for all other locations all complete and as per directions of Engineer - in - charge.MS brackets shall be paid separately

Removing glass panes from windows and replacing them with new glass panes with putty and nails wherever necessary : float glass panes of thickness 4mm

for windows in ground floor and /or for windows which can be accessed from inside of the room / bolcony with ladder arrangement wherever necssary.

for windows in upper floors ( other than ground floor ) up to 8 floors with necessary Jhoola arrangement

Charges for minor Repairs to wooden panelled/flush doors / window setc., . Cost includes all labour for attending minor repairs like sides planing for proper functioning and refixing screws after attending necessary repairs etc., with necessary screws, nails etc., complete (Cost of wood will be paid separately,but i/c required screws )

a) Wooden door / window/Cupboards

Charges for arranging carpenter / plumber along with helper whereever required for attending minor repair works in the compound etc., complete as directed by the Engineer-in-charge.(The required fittings & fixtures exept screws/nails, drilling etc.shall be paid separately and measured for each half day)

Removing the damaged sanitary and water supply fittings and replacing them with new fittings including necessary white lead/ lead wool etc complete as directed by the engineer in charge.

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

P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. Semi rigid pipe

32 mm dia

40 mm dia

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

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

38 mm dia of 83 mm length and 77 mm breadth, weighing not less than 60 gms.

Uplasticised PVC connection pipe 15 mm nominal bore and 45 cm length with brass unions :

C.P. brass shower rose 100 mm diameter with 15 or 20 mm inlet :

PTMT bib cock 15mm nominal bore, 86 mm long. Weighing not less than 88 gms. of approved quality and colour.

PTMT stop cock 15 mm nominal bore, 86 mm long. Weighing not less than 88 gms. of approved quality and colour.

PTMT pillar cock 15mm nominal bore, 107 mm long. Weighing not less than 110 gms. of approved quality and colour .

PTMT grating 100 mm nominal dia. Circular type. of approved quality and colour.

stainless steel grating to floor trap of required size and shape and finishing etc., complete

50mm dia C.P. waste coupling for kitchen sink. with new washer

15 mm nominal bore brass bib cock of approved quality :

15 mm nominal bore brass stop cock of approved quality :

ball valve (brass) of approved quality, High or low pressure, with plastic floats complete :

20 mm nominal bore

25 mm nominal bore

40 mm nominal bore

C.P. brass bib cock 15 mm nominal bore. of approved quality conforming to IS:8931:

C.P. brass stop cock 15 mm nominal bore. of standard design and of approved make conforming to IS:8931.

C.P. brass pillar cock 15 mm nominal bore. of standard design and of approved make conforming to IS:8931.

Health pauset set with wall support lever of 15mm nominal bore stainless steel/ CP brass nozzle jet and handle of approved quality and make for EWC

50mm dia C.P. waste coupling for kitchen sink. with new washer

C.P. brass two in one bib cock 15 mm nominal bore. of approved quality conforming to IS:8931:

solid plastic seat with lid for pedestal type W.C. pan complete : White solid plastic seat with lid

Providing and fixing clamps to existing GI pipeline laid on walls of diametre 15mm to 40 mm with necessary screws, nails including wooden plug etc., at all levels and as per the directions of Engineer-in-charge.

Providing and fixing MS clamps with flat 20 x 3 mm to existing C.I./PVC pipeline of diamtere 75mm to 100mm with necessary serews, nails including wooden plug and as per the directions of Engineer-in-charge

Providing and fixing/ replacing set of M.S brackets of required size for wash basin including painting to brackets etc., all complete as per the directions of Engineer-in-charge.

Providing and fixing CPVC ball valve of approved quality high or low pressure with plastic float complete.

20mm nominal bore

25mm nominal bore

40mm nominal bore

Providing and replacing PVC flush pipe including PVC fittings etc. for high/ low level PVC flushing system complete of approved brand as per the directions of Engineer-in-charge

32mm / 40mm nominal dia bore

Repairs to existing PVC flushing cisterns as per directions of Engineer-in-charge..

a) Attending minor repair to flushing cistern by fixing Knob including washers,rope etc., complete for proper functioning of cistern

b) Attending repair to flushing cistern by replacing suitable internal siphon system set ., for proper functioning of cistern

Attending repair to flushing cistern by replacing suitable internal ballcock system set ,etc., for proper functioning of cistern

Charges for demolising the existing WC pan with trap from position including surrounding lime concrete comple to minium required size to fix new WC pan with trap including jointing with the existing waste, refilling the surroundings

with lime concrete and finishining the floor with cement concrete flooring using required quantity of Fose Rock or equivalant liqued all complete as per the direction of Engineer-in Charge.(The rate includes the disposal of all the debries to the dumpimg ground)

Cleaning of sewer lines, manholes etc.,at all depths. cost includes all labour for removing the sludge, silt, slush, waste etc., from the manholes and rodding the sewer lines by mobile sewer roding equipment from manhole to manhole to clear the blockage, including chokes in gully traps etc.and disposing the waste outside the compound etc.,

Providing clog cleaning of entair drainage system in the compound consisting of manholes, sewer lines, gully traps etc., including removing the sludge, silt, slash, waste etc., from the manholes and disposing the waste out side the compound etc., complete as per the direction of the Engineer-in-charge. (rate for cleaning of entair drainage system will be measured as one job)

Cleaning of choked WCs (Indian/ European) and ensuring smooth flow etc., complete

Cleaning of nahni traps/floor traps at all levels for removal of blockages including removing the silt, slush, waste etc ensuring smooth flow etc and applying white cement in tile joints of bath/WC including water proofing compounds (Like forsroc) etc wherever required to arrest leakages etc.

Cleaning of the choked Gully trap Chambers and sewer line upto next manhole from the water entry outlet point in drainage system using rodding,wire/cables etc., to remove all the waste, debris etc., including disposal etc., as per the directions of Engineer-in-charge

Cleaning of existing sanitary pipe alignment of 150/100 /75 mm dia in vertical or Horizontal direction of existing all floors by opening door tee/ bend at each floor , clearing the deposited obstacles including rodding and refixing the doors with new rubber washer and jointing the same job includes replacing door covers, bolts and nuts wherever required to arrest the leakage all as per directions of Engineer-In-Charge(Each opening of door bend and removal of blockages including above operation will be measured as one job.)

Cleaning of existing over head tank/ underground water storage tank by mechanical method of specified TANKCLEAN process in stages: (1) Empty the tank/ sump and make it to near dry, (2) wash the tank internal surfaces and top of the tank with fresh water and clean/ rinse the inside surfaces of side walls, ceiling and floor surfaces perfectly by removing all scalling, fungus etc., with rotary jet mechanism, (3) Removing/ cleaning mud, silt, waste, sludge and garbage from the tankwith sludge pump/ vaccum cleaner and disposing outside the building, (4) After drying applt UV radiation with specified equipment in the tank for 15 minutes to kill the harmfull bacteria etc., complete all as per directions of the Engineer-in-charge.

(The rate includes filling of outlets of tank with cotton during cleaning marking of date of painting on the tanks and cleaning of all the dirt/ waste etc., from the terrace and submission of certificate from specialised agency).

Uprooting & removal of vegetation at walls/roofs/chajjas and floors/drainage systems/water supplying stream of the building/over head tanks or at all levels,any location and applying any special chemical to defective area to prevent vegetation growth and finishing the same with cement concrete/mortar to match the surface of walls/floors/roofs., etc complete as per the directions of engineer-in-charge(cement concrete/mortar to be paid in separate item.)(Uprooting of vegetation in each location will be measured as one job)

a) Up to floor two level

b) above floor two level

Pruning/Cutting branches of trees at all levels for avoiding entering houses and obstructing colony lighting and electrical wire free passing and disposing the cutting pieces away from the compound to the dumping ground as directedby the engineer-in-charge.

Providing and filling cement motar sanded grout mixed with Fosrock liquid water proofing compound in required quantity for grouting/filling around the gaps of IWC,floor traps sides and inside traps including finishing the sides neately and grouting in holes at door bottoms etc., complete in the toilet rooms to fill the holes terrazo/ ceramic flooring tiles,around the W.C.pans, corners of rooms, floor trap openings after neatly cleaning/ scraching the joints etc.,

in all floors complete as per directions of Engineer-in-charge.(No. of bath/WC rooms shall be measured for payment)

Cleaning floors of all rooms Dadoing in kitchen and Toilets & including Kitchen platform of all types of quarter excluding toilets with cleaning liquids and water etc., complete and as directed by the Engineer-in-charge.

Cleaning of the water meter by opening in the presence of water works authority for removal of debries/ occumulated dirt, soil etc., as per requirement and re-fitting the same in orginal position after completion of the cleaning operation including all incidental charges etc., complete as directed by the Engineer-in-charge.

Removing the broken pipe/ coupling from the water line, cutting to required size, replacing with suitable uPVC pipe / uPVC coupling with the help of solution and refixing the pipe in original position on emergency basis (breakdown operartion) complete as directed by the Engineer-in-charge.

Charges for making available the welding plant at site including to and from the shoap, providing necessary power supply arrangements, lugs etc., complete as per the direction of Engineer-in-charge.

Rebate for taking away the unserviceable sanitary / water supply fittings including removing from the existing position . etc., complete. GI pipes 15mm/20mm/ 25mm/ 32mm /40mm