CLEANING AND MAINTENANCE OF SEWAGE LINE, SEPTIC TANK INCLUDING REPLACEMENT OF SEWAGE LINE TO CERTAIN STRETCHES AND REPAIR TO SEWAGE INSTALLATIONS AND CERTAIN MISC WORKS ALONGWITH CLEANING OF SUMP AND RAIN WATER SUMP AT DAKSHINESHWAR, 46 BT ROAD, LTA

Amount

De-sludging and cleaning of septic tanks, manholes, sludge chambers, etc. with inside depth exceeding 1.5 m, by manual digging out 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. Note : (Measurement shall be made for sludge incl. the sludge water.)

De-sludging and cleaning of septic tanks, manholes, sludge chambers, etc. with inside depth upto 1.5 m, by digging out 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 of blockage / chocked sewer lines, connecting 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 included CP/ stainless steel/ PVC grating in position all as specified and directed.complete all as specified and as directed.

Cleaning the blockage / chocked sewer lines of various sizes, 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.

Demolition of cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for complete all as specified and directed.

Excavating 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.

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 and directed.

Demolition and breaking up of existing unserviceable SWG pipe set any size 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 drain pipe 150mm bore 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 drain pipe 100mm bore 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/drain cover and set in position with cement mortar (1:4) including demolition of existing unserviceable RCC cover slab complete all as specified and as directed.

Material and labour for TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending lapping etc as required and welding with existing bar complete all as specified and as directed.

Material and labour for TMT bars 6 to 8mm bar, cut to length, bent to shape required, including cranking, bending, lapping etc as required and welding with existing bar complete all as specified and as directed.

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 reinforced cement concrete 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 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 viterous china 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 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 in repair 110 mm bore PVC (SWR) junction single 'T' equal or unequal complete all as specified and as directed.

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

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

Taking out old unserviceable floor, hearth or wall tiling including cement mortar bedding (but not backing and rubbish off the premises complete all as specified and as 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) complete all as specified and as directed.

Material and labour for glazed ceramic coloured 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) complete all as specified and as directed.

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

Taking out top cover of flushing cistern, removing all scale and dirt etc., tightening nuts of ball valve etc for smooth operation and refixing top cover in position complete all as specified and as directed.

Supply and fix in repair health faucet (ABS body) with 8mm dia 1 meter long flexible tube and wall hook for fixing in 15 mm dia pipe complete all as specified and directed.

Supply and fix chromium plated two ways bib cock with wall flange for fixing in 15 mm dia pipe complete all as specified and directed.

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

Taking up or down 15 mm bore steel water tubing and connections including cleaning for refixing or removal from site complete all as specified and directed.

All as per Item No-36 above but 20 mm bore complete all as specified and directed.

Supply and fix 15 mm bore GI tube, medium grade with all fittings fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

All as per item No- 38 above but 20 mm bore complete all as specified and directed.

Fixing only 15mm serviceable GI pipe obtained from item No-36 here-in-before complete all as specified and directed.

Fixing only 20mm serviceable GI pipe obtained from item No-37 here-in-before complete all as specified and directed.

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 down 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 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 old GI barbed wire fencing of any description from RCC/ MS fencing post complete all as specified & directed. (Note. Each line of wire shall be measured )

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 completed all as specified and directed.

Fixing only chainlink 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 specified and directed.

Dismantling RCC/ angle iron 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.

All as per Item No. 49 above but embedded in natural ground complete all as specified and 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 and one coat of red oxide zinc chrome primer after preparation of new steel surfaces complete all as specified and as directed. (Note :- Supply and fix barbed wire shall be measured and paid separately)

Supply and Fix mild steel 10 mm diameter of shank screw bolts (machine made) with hezagonal 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 5 cm and n.exc 10 cm long complete all as specified and directed. Note: (Bolt to be embeded into RCC fencing post while casting)

Supply only 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 including applying two coats of synthetic enamel paints over a coat of red oxide zinc chrome primer complete all as specified and directed.

Material and labour for providing cement concrete in foundations (1:2:4) type B2 (nominal mix using 40 mm graded stone aggregate) filling and mass concrete for securing/ fixing of fencing post/ strut in under water including necessary formwork and dewatering as required at site complete all as specified and directed.

M & L for 75mm thick cement concrete type C-2 (1:3:6) (using 40 mm graded aggregate) as in sub-base complete all as specified and directed.

M&L for 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 floors complete all as specified and directed.

Taking down cement plaster on brick or stone walls, 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 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. Note: (Water proofing liquid admixture shall be measured and paid seperately )

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

Material and labour for applying one coat of synthetic enamel paint on old steel surface not exceeding 10 cm width or girth including preparation complete as specified and as directed.

Material and labour for preparation of newly plastered surfaces of wall and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified & directed.

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

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

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.

Cutting holes in brick wall built in cement mortar for inserting hold fast for depth of embedded portion exc one brick and n.exc two brick and making good dismantled portion in cement mortar (1:3) or cement concrete (1:2:4) type B-1 complete all as specified and as 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 integral water proofing compound as per manufacturer instructions and finished the surface even and smooth without using extra cement complete all as specified & directed.

Cleaning of existing drains width not exc 0.60 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. 72 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, 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.

M/S SHEKHAR TRADING CORPORATION

MOTHER LUMIER INDUSTRIES

The Planters Engineering Corporation

NANDYENTERPRISES

SENCO

MASTER BUILDERS

Kanta International