Day to Day emergent nature of repairs, maintenance and restoration works of Tawi Section (Filtration Plant) Dhounthly)

Amount

Earthwork in excavation by manual means in trenches for foundations, drains, pipes, cables etc ( not exceeding 1.5 mtr. in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan ,depth upto 1.5 mtr including disposal of excavated earth upto 1.5 mtr including disposal earth to be levelled and neatly dressed in. All kind of soil.

Earth work in excavation by Mechanical means (Hydraulic excavator) in foundations drains, pipes and cables etc (not exceeding 1.5 mtr. in width or 10 sqm on plan ) trenches including dressing of sides and ramming of bottoms lift upto 1.5 m including getting out excavated soil and disposal of surplus soil as directed within lead of 50 mtr. . All kinds of soil.

Earth work in bulk excavation by Mechanical means (Hydraulic excavator) over area (exceeding 30 cm in depth 1.5 mtr. in width as well as 10 sqm on plan ) including disposal of excaveted earth lead upto 50 mtr. And lift upto 1.5m all kinds of soil.

Dismantling manualy /Mechanically including stacking of serviceable material and disposal of unserviceable material within 50 Meter lead as per the direction of Engineer-in -charge. i) Bituminous road

Dismantling manualy /Mechanically including stacking of serviceable material and disposal of unserviceable material within 50 Meter lead as per the direction of Engineer-in -charge. ii) Water Bound Macadam Road.

Dismantling tile work in floors and roof laid in cement mortar including stacking material with in 50 Meters lead a) For Thickness of tiles 10 mm to 25 mm

b) For thickness of tiles above 25 mm and upto 40 mm.

Demolishing cement concrete manually/ by mechanical means including disposal of material with in 50 mtrs lead as per the direction of Engineer-in-charge a) 1:3:6 or richer mix.

b) 1:4:8 Leaner mix.

Providing & Fixing of GI pipes complete excluding cost of pipes and earth work a) 15 mm dia (Nominal Bore)-light

b) 20 mm dia. (Nominal Bore)-light

c) 25 mm dia (Nominal Bore)-light

d) 32 mm dia. (Nominal Bore)-light

e) 40 mm dia. (Nominal Bore)-light

f) 50 mm dia. (Nominal Bore)-light

g) 65 mm dia. (Nominal Bore)-light

h) 80 mm dia (Light)

i) 80 mm dia (M)

j) 100 mm dia (L)

k) 100 mm dia (M)

l) 150 mm dia (M)

Welding by electric plant including transportation of electric plant at site etc. complete. (length to be taken as per dia of the pipe)

Dismantling GI pipes (External work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes with in 50 Mtrs lead as per direction of Engineer-in-charge a) 15mm to 40 mm dia nominal bore

b) above 40 mm dia nominal bore

Dismantling CI 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 and lead at site with 50 Mtrs lead as per direction of Engineer incharge a) Upto 150 mm dia.

b) Above 150 mm to 300 mm dia/

Dismantling CI pipes excluding 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 and lead at site with 50 Mtrs lead as per direction of Engineer incharge a) Upto 150 mm dia.

b) Above 150 mm to 300 mm dia/

Providing lead caulked joints to spun iron or C.I and specials including testing of joints but excluding the cost of pig lead a) 100 mm dia.

b) 150 mm dia.

c) 200 mm dia.

d) 250 mm dia

e) 300 mm dia.

Filling available excavated earth (excluding rock ) in trenches, plinth sides of foundation etc. Layers not exceeding 20 cm in depth, consolidating each deposited layers lead upto 50 mtr. and lift upto 1.5mtr.

Disposal of surplus excavated earth complete Job upto 1 Km by Mech Transport ( Carriage)

Chequrred precast cement concrete tiles 22mm thick in footpath and courtyard jointed with neat cement slurry mixed with pigment to match the shade of tiles including rubbing and clearing etc. complete on 20mm thick bed of cement mortar 1:4 (1 cement : 4 coarse sand) excluding cost of tiles. a) Ordinary cement without any pigemnt.

Taking out existing kerb stones of all types from footpath/ central verge,including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 meter lead as per direction of Engineer-in-Charge.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 meter lead as per direction of Engineer-in-Charge.

Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in- charge.

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction and of approved size and design/shape laid in required colour and pattern over and including 50mm thick compacted bed of fine sand, filling the joints with coarse sand etc. all complete as per direction of Engineer-in-charge. sqm

Laying at or near ground level old kerb stones of all types in position to the required line, level and curvature, jointed with cement mortar 1:3 (1cement: 3 coarse sand), including making joints with or without grooves (thickness of joints, except at sharp curve, shall not be more than 5 mm), including making drainage opening wherever required etc. complete as per direction of Engineer-in-charge. (Length of finished kerb edging shall be measured for payment).

laying in position S&S or flanged CI standard special such as Tees, bends, collars, Tapers and caps etc (excluding cost of special)

Carriage of Departmental material from Divisional store to site of work average distance 10kms by Mechanical Transport a) G.I Pipe and fitting

b) Cement

c) Steel

Carriage of Departmental material from stacking place to site of work average 500 mtrs by Head load a) G.I Pipe and fitting

b) Cement

c) Steel

Dismantling of CI Sluice valve including stacking of useful materials within a lead of 50m. a) upto 150mm dia

b) Above 150mm dia

Providing and fixing CI Sluice valves (with cap) complete with Bolts, Nuts, Rubber insertion (Tail pieces if required shall be paid separately) Class I. a) 100mm dia

b) 150mm dia

c) 200mm dia

d) 250mm dia

e) 300mm dia

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

Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like.

Brick work with common burnt clay FPS (non-modualar) bricks of class designation 75 in foundation and plinth including curing in: a) Cement Mortar 1:4 (1 cement : 4 coarse sand)

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

Half Brick masonry with bricks of class designation 75 in foundation and plinth including curing in Cement Mortar 1:4 (1 cement : 4 coarse sand)

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering all work upto plinth level (1: 4: 8) 1. Cement : 4 coarse sand 8 Graded stone aggregate 40mm nominal size) crushed.

1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Dry Stone Pitching 225mm thickness including cost of stone and preparation of surface Nallah stone

Dry Stone Pitching (any thickness) excluding cost of stones (a) On horizontal

(b) On Top Copings of Banks

(c) On Slopes

Hand packing stones in wire-crates, excluding cost of crates and stones.

Grouting of stone pitching using M-10 nominal mix concrete (max size of aggragate 20mm nominal) @ 3.65 cum per 100 sqm on horozontal / side slopes, complete including curing.

Dumping of stone (excluding cost of stone) in horizontal on level.

Supply of boulders (nallah) nominal size 225 mm (stack measurment reduced by 15%)

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

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,

Silt Clearence from canals, inclusive of initial lead and lift 50m and 1.5 m respectively a) Dry

Slip clearence in soils; mixed with moorum / kankar / Shingle / boulders, disposal lead upto 50m and lift upto 1.5 m.

Carriage of sand, Bajri, stones bricks/ tiles from nearest source to site of work incl. loading, unloading and stacking complete (To be paid as per actual distance involved at site) a) Sand average distance 15 Km by MT

b) Bajri above 40 mm average distance 10 Km by M.T.

c) Bajri Below 40 mm average distance 10 KM by M.T.

d) Stones average distance 10 Km by Mech. Transport.

e) Bricks average distance of 18 Km by Mech, transport.

f) Tiles average distance of 18 km by Mech. Transport.

Carriage of material from source to site of work average 500 M by Head Load. a) Sand.

b) Bajri below 40 mm.

c) Stone aggregate 40 mm and above.

d) Stones.

e) Bricks.

f) Brick Tiles

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

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sqm and under including cutting the patch in proper shape raking out joints and preparing and plastering the surface of walls complete including disposal of rubish to dumping ground within 50m lead with cement mortar 1:4 (1 cement : 4 coarse sand)

De-assembling of valves by way of untightening of nuts and bolts gland packing, gland, rubber sheets, taking out of stem rod along with stem nut and disk and reassembling by providing new packing, rubber sheet, nut bolts after the follwing processs given below (complete job) including removal of water/slurry wherever necessary. a) Retherading of stem rod with stem nut i) 150 mm dia (Rate to be quoted by Contractor)

ii) 200 mm dia(Rate to be quoted by Contractor)

iii) 250 mm dia(Rate to be quoted by Contractor)

iv) 300 mm dia(Rate to be quoted by Contractor)

b) Replacement/Repairs of stem with stem nut of mild steel metal i) 150 mm dia(Rate to be quoted by Contractor)

ii) 200 mm dia(Rate to be quoted by Contractor)

iii) 250 mm dia(Rate to be quoted by Contractor)

iv) 300 mm dia(Rate to be quoted by Contractor)

c) Replacement/Repairs of gland set of mild steel metal i) 150 mm dia(Rate to be quoted by Contractor)

ii) 200 mm dia(Rate to be quoted by Contractor)

iii) 250 mm dia(Rate to be quoted by Contractor)

iv) 300 mm dia(Rate to be quoted by Contractor)

Centring and shuttering including strutting, proping etc and removal of form for: foundations, footings, bases of columns etc for mass concrete

Walls (any thickness) including attached pilasters, buttresses, plinth and string course etc.

Suspended floors, roofs, landings, balconies and access platform

Edges of slabs and breaks in floors and walls under 20cm vide

Steel reinforcement for RCC work including straightening, cutting, bending, placing in position and binding all complete upto plinth level Thermo- Mechanically treated bars of grade Fe-500 D or more

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 structual steel etc. as required in grating, frames, guard bar, ladder, railings, brackets, gates and similar works.

Supply of GI Wire netting 3/4" x 24G.

Structural steel work in Single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying priming coat of approved steel primer all complete.

Providing and fixing GI chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-In-Charge. Made of G.I Wire of dia 4mm

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade, one or more coats on old works .

Regarding terracing of mud phuska, covered with tiles of bricks, in cement by dismantling tiles or bricks, removing mud plaster, preparing the surface of mud plaster, preparing the surface of mud phuska to proper slop relaying mud plaster gobri leaping and tiles or bricks, grouted in cement morter 1:3 (1 cement :3 fine sand) including replacing unserviceable tiles or bricks with new ones and disposal of unserviceable material to the dumping ground (the cost of new tiles or brick excluded) with in 50m lead.

Supply of common burnt clay FPS bricks tiles class designation 10.

Providing Gola 75x75 mm in cement concrete 1:2:4 (1 cement :2 coarse sand :4 graded stone aggreagte 10mm and down gaguge) including finishing with cement mortar 1:3 (1 cement :3 coarse sand) as per standard design in 75x75 mm deep chase.

Making khuras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggegate of 20mm nominal size) over PVC Sheet 1mx1mx400 micron, finished with 12mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edgers and making the finishing the outlet complete.

Filling empty cement bags with sand/earth including cost of sewing and strings; excluding cost of bag and earth/sand

Loading/Unloading sand/earth filled bags in lorries, lead upto 50m

Supply of Sand

Supply of Labour/mazdoor

Carriage of Alum & Bleaching powder from unloading site to stored and from store to alum treatment tank incl. climbing of steel ladders/lift for nromal alum dozing. (Rate to be quoted by Contractor)

12 mm cement plaster of mix 1:4 (cement :4 coarse sand)

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggegate) finished with a floating coat of neat cement including cement slurry and curing complete, but excluding the cost of nosing of steps etc complete: 50mm thick with 20mm nominal size stone aggregate

Providing and fixing fly proof wire gauge to windows and clerestory windows, using wire gauge with average width of aperture 1.4 mm in both directions all complete with Galvanized MS wire gauge with wire of dia 0.63mm with 2nd class teak wood beading 62×19m

Hire charges of Hydraulic excavator(3D) with driver and fuel

Renewing glass panes, with putty and nails whereever necessary including raking out old putty. Float glass panes of thickness 5mm (weight net less than 12.5 kg/ sqm)

Removing white or colour wash by scrapping and sand papering the surface smooth including necessary repairs to scratches etc. Compete

White washing with lime to give an even shade Old work (two or more coats)

Cleaning of under ground sump, Over Head R.C.C Tank ( Independentstaging) including disposal of slit and rubbish, all as per directon of Engineer-in-Charge. The cleaning slall consist following operations (i) Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits (ii) Entire surface area of the sump shall then scrubbedthoroughly 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 directon of Engineer-in-Charge.

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.

ANIRUDH GUPTA

SHIV SARAN GUPTA

DHANISH SHARMA