MISC REPAIR TO STORM WATER DRAINS AND MAINT OF PATHWAYS FENCING SEWAGE LINE AND SEPTIC TANK ETC AT MU CAMP AND MAIN UNIT LOCATION INCL DOMESTIC AREA AT KANKINARA UNDER GE NORTH KOLKATA

Amount

De-sludging and cleaning of septic tanks, manholes, sludge chambers, etc. with inside depth exceeding 1.5 m, by manual digging out or by pumping with suitable pumping machinery and lifting of concentrated sludge including de-watering and cleaning, removing silt, sludge, sludge water and any other foreign materials and depositing the same into excavated pits (exceeding 1.50 m depth) at places not exc. 100m as directed by the Engr-in-Charge; Returning and filling in excavated earth after depositing sludge including sludge water and sprinkling bleaching powder over surrounding area and removing surplus excavated soil to a distance not exceeding 50m; complete all as specified and as directed. (Measurement shall be made for sludge incl. the sludge water).

Cleaning of blockage / chocked sewer lines, connection from Nahani trap to GT, IWC/ EWC to First manhole, of any description / size by rodding with a green bamboo stick or cane stick and, cleaning the traps flushing with water; including removing of rubbish/sludge to a distance exceeding 250 m not exceeding 500 m and refixing of Nahani trap / floor trap including CP/ stainless steel/ PVC grating in position complete all as specified and directed.

Demolition of Stone sett paving laid, bedded and pointed in any morar of any description or thickness complete all as specified and directed.

Demolition of cement concrete of any description and in any position not otherwise specifically provided for, complete all as specified and directed.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in soft/ loose soil complete all as specified and directed.

Rough excavation not exceeding 1.5 m deep and getting out in soft/ loose soil complete all as specified and directed.

Excavating in trenches, not exceeding 1.5 m wide or not exceeding 10 sq m on plan and not exceeding 1.5 m in depth for foundation of manhole etc and getting out as in Soft/loose soil complete all as specified & directed.

Excavating in trenches, and getting out as in Soft/loose exceeding 1.50 mtr but not exceeding 3 mtr in depth, n.exc 1.50 mtr wide for foundation etc for shaft , wells , cesspit , manholes pier holes etc, n.exc 10 sqm on plan complete all as specified & directed.

Returning filling including spearding levelling watering and well ramming in layer n. exc. 25 cm in soft/loose soil copmplete all as specified & directed.

Removing excavated soil n.exc 100 mtr and deposited where directed at a level n.exc 1.5 m above the starting point complete all as specified .

Demolition and breaking up of existing unserviceable SWG pipe set in cement mortar including concrete bed 100 mm complete all as specified and as directed .

Demolition and breaking up of existing unserviceable SWG pipe set in cement mortar including concrete bed complete all as specified and as directed .

Material and labour for PCC (1:3:6) type C-2 using 40 mm graded stone aggregate as in concrete bed to 150mm drain pipe including packing under, and haunching against the sides of pipe after they are laid and tested complete all as specified & directed.

Material and labour for PCC (1:3:6) type C-2 using 40 mm graded stone aggregate as in concrete bed to 100mm drain pipe including packing under, and haunching against the sides of pipe after they are laid and tested complete all as specified & directed.

Material and labour for salt glazed stoneware drain pipe 150mm bore grade 'A' laid in trenches and jointed in cement mortar (1:1) and tested complete all as specified and directed.

Material and labour for salt glazed stoneware drain pipe 100 mm bore grade 'A' laid in trenches and jointed in cement mortar (1:1) and tested complete all as specified and directed.

Material and Labour for precast RCC (1:1.5:3) Type A-1 (using 20 mm graded stone aggregate) as in manhole cover and set in position with cement mortar (1:4) including demolition of existing unserviceable RCC cover slab with MS handle complete all as specified and as directed .

Material and labour for TMT bars 6 to 8 mm dia, cut to length, bent to shape required, including cranking, bending as required and binding with and including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and directed .

All as per Item No. 18 above but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified and directed.

Material and labour for RCC (1:1.5:3) Type A1 (using 20 mm graded stone aggregate) as in slab supported on wall including demolition of existing unserviceable RCC slab compplete all as specified and as directed .

Material and labour for RCC (1:1.5:3) Type A1 (using 20 mm graded stone aggregate) as in wall including demolition of existing unserviceable RCC wall complete all as specified and as directed .

M&L for use and waste of formwork to soffit of suspended slabs not exceeding 200 mm thick including finish the surface rough complete all as specified .

M&L for use and waste of formwork to faces of RCC vertical wall including finish the surface rough complete all as specified .

Materials and labour for 75mm thick PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) as in pavement/plinth protection , laid in bays and joints shall be filled up with bituminous gola with 80/25 bitumen (1 part of bitumen to be mixed with 3 part of sand and finished the surface fair and even complete all as specified & directed.

Demolition of cement concrete (reinforced) in ground floors and pavings n exc 15 cm thick (below or above ground level) complete all as specified and directed

Supply and fix in repair rotational moulded polyethylene water storage tanks (multi layer) 1000 ltrs capacity (Cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and directed.

Supply and fix in repair rotational moulded polyethylene water storage tanks (multi layer) 500 ltrs capacity (Cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and directed.

Supply and fix in repair viterous china wash down water closet pan (pedestal pattern) white with necessary seat cover including connection to drain (or out going pipe) and to flushing pipe , antisyphonage pipe , complete all as specified and directed.

Supply and fix health faucet (ABS body) with 8mm dia 1 meter long flexible tube & wall hook for fixing in 15 mm dia pipe complete all as specified and as directed. Make : Cat No - ALD- BLC-593 of Jaquar / equivalent in Parryware / Essco / Hindware / Marc Roca / Marc / Cera / Crabtree / Bluestar Marc / Kohler / Grohe / Gem / Parko / ESS ESS / Lauret / Zoloto / M/S Plastocraft Sanitary (India) Pvt Ltd (Brand:- AGRANI./ M/S Somany ceramic Ltd. ( Ether) / Prayag

Supply and fix in repair Jet Spray with all connecting items flexible tube & hook for fixing in 15 mm dia pipe with stop cock for opening and closing of water flow, complete all as specified and as directed.

Supply and fix in repair vitreous China squatting pan, ‘Orissa’ pattern, size 580 x 440 mm white, with integral foot rests including 'P'or 'S' trap (excluding flushing cistern and flush pipe) including provision of lime concrete bedding complete all as specified and as directed

Supply and fix in repair Wash hand basin , white , flat back of size 550 x 400 mm including brackets complete all as specified and as directed .

Supply and fix in repair 10 litre capacity PVC valve less, symphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets and flush pipe of polyethylene of low or high density or PVC 32 mm dia, for low level cistern including PVC connections 15mm size with brass nuts and washer both side of length 450mm complete all as specified and as directed.

Supply and fix PVC (SWR) pipe 110 mm dia single socketed in any length with rubber ring joint , laid in trenches or in floor including taking out old unsv pipe complete all as specified and directed.

Supply and fix in repair 110 mm bore PVC (SWR) pipe single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed.

Supply and fix 110 mm bore PVC (SWR) junction single 'T' equal or unequal complete all as specified and as directed .

Supply and fix 110 mm bore PVC (SWR) bend , any radius complete all as specified and directed.

Supply and fix 110 mm bore PVC (SWR) Vent Cowl complete all as specified and directed.

Material and labour for Non-skid ceramic coloured tiles of 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, as in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles over and including 15mm thick screed bed or bedding layer in CM (1:6) including dismantling of old unserviceable tiles complete all as specified and as directed.

Material and labour for glazed ceramic colour tiles 350x 250x 7 mm/ 450X 350X 7mm thick in skirting/dados etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour tiles over and including 10mm thick rendering in CM(1:4) including dismantling of old unserviceable tiles complete all as specified and as directed.

Supply and fix 50 mm bore High density polyethylene pipes (HDPE) of pressure rating 6 Kgf/ Sqcm fixed complete to wall , ceiling or laid in floor including taking down old unserviceable pipe complete all as specified and directed.

Supply and fix in repairs 32mm waste coupling of PTMT (Half or Full threaded) min wt 32 mm -45 gms complete all as specified and as directed.

Supply and fix in repairs PVC Plain waste pipe of size 32mm dia and 1150mm long complete all as specified and as directed.

Supply and fix in repair grating doom 125mm dia of PTMT (Minimum wt 25 Gms) complete all as specified and as directed.

Supply and fix 15 mm bore GI tube , medium grade with all fittings fixed complete to walls and ceilings or laid in floors including taking up or down old unserviceable tube complete all as specified .

All as per item No-45 above but 20 mm bore including taking up or down old unserviceable tube complete all as specified .

Supply and fix in repair PVC connection 15mm size with PTMT nuts of length 450 mm complete all as specified and as directed.

Supply and fix in repair 15 mm bore PTMT Bib Tap any colour screwed for iron pipe (Min weight 15 mm -90 gms )complete all as specified and as directed .

Supply and fix in repair 15 mm bore stop cock PTMT any colour , high pressure screwed for iron pipe and fixed (Min weight 15 mm - 90gms) complete all as specified and as directed .

Supply and fix in repair Pillar taps, 15 mm bore fancy type cast copper alloy, with caspstan heads, chromium plated, screwed down high pressure with long screwed shanks and fly nuts, screwed for iron pipe or for connection pipe complete all as specified and directed.

Supply and fix in repair Vitreous china Urinal bowl type flat back , size 465 X 355 X 265mm white with grating and union for discharge pipe including providing and fixing plugs , bedding urinal against wall in CM 1:2 , securing urinal to plugs with and including 60 mm long brass screws , pointing around urinal back in cement complete all as specified and as directed .

Dismantling of RCC posts or struts embedded in concrete any section, including taking out embedded portion and making good disturbed ground and disposal of old debris to outside the premises complete all as specified and as directed.

Material and labour for providing reinforced cement concrete type A-1 (1:1.5:3) nominal Mix using 20mm graded stone aggregate in precast fencing posts, straining or treminal posts, struts etc for fencing average sectional area exceeding 100 and not exceeding 250 sqcm with or without chamfered angles and flat, splayed, rounded or mitred tops including setting / fixing bolts / nibs at regular intervals wherever required for securing chain link / barbed wire as directed and fixed at position including necessary handling / transportation complete all as specified & directed. ( Note : Bolts and Nibs shall be measured and paid separately) .

Supply and fix flat iron clamp for posts and struts in fencing including cutting tops to shape as directed. Drilling holes, notching for wire, etc; flat iron fillets (for securing chain links fencing etc) and similar work conforming to Fe 410-0 or Fe 310-0 complete all as specified and directed.

Fixing only flat iron clamp for posts and struts in fencing complete all as specified and directed. (Note : Serviceable Clamps obtained from Item No. 52 above shall be reused)

Supply and Fix mild steel 10 mm diameter of shank screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt exc 15 cm and n.exc 22.5 cm long complete all as specified and directed. (Bolt to be embeded into RCC fencing post while casting)

S&F MS 10 mm dia round bars (Fe-410-W (Gde E-250 quality-A or Fe 290 (Gde - E-165)) as line wire for holding chain link mesh complete all as specified and directed.

Dismantling of old GI barbed wire fencing of any description from RCC fencing post complete all as specified & directed. (Note. Each line of wire to be measured separately)

S&F Galvanized, 2 strand steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacings and straining and fixing to any type or standard rails. Straining bolts. Including, securing or tying at crossings with and provn of galvanized mild steel wire staples or steel pins etc complte all as specified and directed (Note : Each line of wire to be measured seperately)

All as per Item No. 59 above but fixing only. (Serviceable barbed wire obtained from item No. 58 above shall be reused).

Supply only TMT bar of any dia as Nibs for holding barbed wire complete all as specified and as directed .

Dismantling of old chain link fencing including MS bolt, F.I Strap, stretcher bar complete all as specified and as directed.

Supply only chain link fencing 50 mm x 50 mm mesh 4 mm thick, made out of mild steel galvanised hot drip wire including provision of binding wire complete all as specified and directed.

Fixing only chain link fencing including line wires , any mesh , size and type to any type of standards , rails , straining bolts etc including provision of binding wire complete all as and as directed .

Dismantling wrought iron or mild steel, structural steel work of any description not otherwise provided for complete all as speciified and as directed .

Supply and fix rolled mild steel Fe-410 (Grade E-250A) angle or tee section as in post, cut to length and bend to shape as directed, fixed independetly without connecting plate etc, including provision of 05 to 06 Nos gaps/cuts/holes in each post for providing/laying barbed wire complete all as specified and as directed.

Material and labour for Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35, with grey cement and pigments over & including 40mm thick sand cushioning complete all as specified and as directed.

Material and labour for Sand filling under floors or in foundations including watering and consolidation complete all as specified and directed complete all as specified and as directed. Note : (Only punned down thickness of 18 cm shall be measured and paid)

M & L for 75 mm thick Cement concrete type B-2 1:2:4 (40 mm graded aggregate) in sub base /floor complete all as specified and directed.

M&L for Prepolished Chequered cement concrete tiles 30cm x 30cm x 25mm thick, over 20 mm thick screed bed or bedding layer of mortar in CM (1:6) for laying floor finishes set, jointed with grey cement and pigment and pointed in neat cement slurry in floorscomplete all as specified and directed.

Taking down cement plaster on brick or stone wals, etc. including raking out joints, hacking for keys, scrubbing down with water, etc.complete all as specified and as directed.

Material and labour for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and directed.

Material and labour for rendering 15 mm thick on fair faces of brick wall or concrete surface (for internal surface of Septic tank / manholes) in cement mortar 1:3 mixed with liquid water proofing compound as per manufacture instruction and finished even and smooth without using extra cement complete all as specified & directed. (Water proofing liquid admixture shall be measured and paid seperately)

Material and Labour for 20 mm thick rendering with CM 1:4 in two layer , 10 mm thick in each layer and mixed with integral water proofing liquid admixture on top layer of external surfaces of brick work or concrete surfaces including finish the surface even and fair complete all as specified and as directed (Water proofing liquid admixture shall be measured and paid seperately)

Supply only water proofing liquid admixture for concrete / mortar complete all as specified and directed. (Make: CONPLAST X421IC of Fosroc/ PLASTOCRETE PLUS OF SIKA/equivalent brand of PIDILITE)

Supply and fix in repair swivel shower of PTMT any colour for fixing with 15 mm pipe ( Min weight 40 gms ) complete all as specified & directed.

Supply and fix in repair Shower Arm 15 mm size , 195 mm long with bend of 45 degree with flange of PTMT any colour (Min weight 40 Gms) complete all as specified & directed.

Material and labour for applying one coat of white wash on old wall surface including preparation complete all as specified and as directed .

Material and labour for applying three coats of white wash on new plastered surface of wall including preparation of newly plastered surface complete all as specified and as directed .

Material and labour for applying two coats of synthetic enamel paint on new steel surface exceeding 10 cm width or girth over a coat of red oxide primer including preparation all complete as specified and as directed .

Material and labour for PCC 1:3:6 Type C-1 (using 20 mm graded stone aggregate) as in surface channel including necessary formwork complete all as specified and as directed .

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement complete all as specified and as directed .

Add or deduct for each 25 mm girth or part thereof over or under 30 cm complete all as specified and as directed .

Material and labour for providing cement concrete in foundations 1:4:8 type D2 (using 40mm graded stone aggregate) filling and mass concrete complete all as specified & directed

Material and Labour for PCC 1:3:6 Type C1 (using 20 mm graded stone aggregate) as in bed block for fixing holdfast , coping , kerbs, rounded or chamfered on edge including necessary form work complete all as specified and as directed .

Material and Labour for PCC 1:2:4 Type B1 (using 20 mm graded stone aggregate) as in coping including necessary formwork complete all as specified and as directed .

Material and Labour for precast RCC (1: 2:4 ) Type B-1 ( using 20 mm graded stone aggregate ) as in drain cover and set in position with cement mortar (1:4) with MS handle complete all as specified and as directed .

Demolition of Brickwork or stone/boulder masonry, built in cement mortar including removing the same after demolition complete all as specified and directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan to any radius in half brick thick walls built in cement mortar (1:4) complete all as specified and as directed

Material and labour for Loose filling with aggregates of gauge 80 to 150 mm in soakage pits, soakage wells as required at site complete all as specified and as directed.

Material and labour for Brickwork with sub class ‘B’ bricks in one brick thick honey comb walling, built in CM 1:6 complete all as specified and as directed.

Supply & fixing Framed work such as grills, gratings etc with end bars shouldered and/or riveted or forged into spikes, framed guard bars barred iron doors, ladders, framed balusters, walk ways, railings frame work of water tanks and similar work conforming to Fe-290 Gde-E-165.

Supply and fix in repair 15mm bore Pillar tap (Minimum weight 110gms) standard of PTMT any colour high pressure screwed for iron pipe complete all as specified and as directed.

De-sludging and cleaning of septic tanks, manholes, sludge chambers, etc. with inside depth upto 1.5 m, by digging out or by pumping with suitable pumping machinery and lifting of concentrated sludge including de-watering and cleaning, removing silt, sludge, sludge water and any other foreign materials and depositing the same into excavated pits (exceeding 1.50 m depth) at places not exc. 100m as directed by the Engr-in-Charge; Returning and filling in excavated earth after depositing sludge including sludge water and sprinkling bleaching powder over surrounding area and removing surplus excavated soil to a distance not exceeding 50m complete all as specified and as directed.

Cleaning the blockage / chocked sewage lines or drain pipes of internal dia 100mm / 150mm, in between the manholes, by opening the man hole, removing the exisiting sludge, rodding with a green bamboo stick or cane stick,or any other useful means and placing the existing manhole covers in original position including removing the rubbish/sludge to a distance exceeding 250m not exceeding 500m complete all as specified and directed.

Cleaning of existing drains width not exc .60 m wide and upto 1.00 depth, including removing existing slab covers, removing the silt completely, and removing the debris to a distance not exc 50 mts, replacing the cover duly setting in CM 1:6, etc complete all as specified and directed.

All as per item No. 97 above but drain without cover complete all as specified and directed.

Chipping of existing plaster, area not exc 1.00 Sqm, removing the weeds/shrubs, treating the surface with chemical (Sulphuric acid), plastering the surface in CM 1.4, 20 mm thick and finishing the surface to match the existing, including necessary scaffolding, / support for working, etc complete all as specified and directed.

SANDIP CONSTRUCTION

NC BOSE AND CO

ALOKE ENGINEERING AND COMPANY

ROY CONSTRUCTION

SREE GURU CONSTRUCTION CO

G.D Enterprise