REPAIRS AND MECHANISED CLEANING OF SEWAGE LINES MANHOLES SEPTIC TANKS FILTER BED CLEANING OF WATER TANKS REPAIRS TO BOUNDARY WALL BARBED WIRE CHAIN LINK FENCING GATES AND JAFFRI WALL INSIDE AND OUTSIDE OF OTA CHENNAI UNDER GE STM

Amount

Mechanised Cleaning of septic tanks by bailing out fluid, removing sediments, sludges washing septic tanks floor and walls with fresh water cleaned with wire brush, filling with fresh water and little quantity of well digested sludge complete all as specified and as directed by the Engineer-in-charge for the following capacity of septic tanks. Note:- The quoted rate shall be includingusive of following:- (i) Solids/sludges removed from septic tank to be filled in excavated pit 3metre away from Septic tank and coverd with mud. (ii) Sorrounding area of septic tank shall be cleared off from shrubs and other wild growth alround 3metre away from the outer edge of the wall.

500 users septic tank capacity

250 users septic tank capacity

200 users septic tank capacity

100 users septic tank capacity

50 users septic tank capacity

25 users septic tank capacity

Mechanised Cleaning of manholes by bailing out fluid and removing sediments, washing manhole floors and walls with wire brush including filling with fresh and clean water and cleaning the sludge complete all as specified and as directed by the Engineer-in-Charge:-

Manhole depth not exc 450mm

Manhole depth exc 450mm and not exc 600mm

Manhole depth exc 600mm and not exc 750mm

Manhole depth exc 750mm and not exc 1.0m

Manhole depth exc 1.0m and not exc 1.50m

Manhole depth exc 1.50m and not exc 2.50m

Manhole depth exc 2.50m and not exc 3.00m

Rodding the existing sewage pipe line and removing all sludges and foreign matters completely and neatly from the pipe line and making good to servicable condition and ensuring free flow of sewage for 100mm bore of pipe complete all as specified and as directed.

All as per item No.3 here in before but 150 mm bore of pipe

All as per item No.3 here in before but 200 mm bore of pipe

Mechanised Cleaning the RCC service tanks by bailling out water, cleaning the floor and wall by scrubing with wire brush, cleaning the sediments, mud, dust and removing the vegitation and fungus, washing with fresh water and applying two coat of white wash, repositioning the lid and complete for water tank capacity up to 500 litres complete all as specified and as directed.

All as per item No.6 here in before but 501 to 1000 ltrs capacity

All as per item No.6 here in before but 1001 to 2000 ltrs capacity

All as per item No.6 here in before but 2001 ltrs and above capacity

Cleaning the PVC service water tanks by removing out water, cleaning floor, wall with wire brush and bleaching powder and removing mud, dusts, fungus and cleaning the floor and walls surface with fresh water complete for the capacity of tank up to 250 litrs complete all as specified and as directed.

All as per item No.10 here in before exc 250 ltrs but n.exc 500 ltrs capacity

All as per item No.10 here in before exc 500 but n.exc 1000 ltrs capacity

All as per item No.10 here in before exc 1000 ltrs but n.exc 2000 ltrs capacity.

All as per item No.10 here in before but 2001 ltrs and above capacity

Excavating in trenches, n.exc 1.5m wide and n.exc 1.5m in depth; for foundation, etc.n.exc 10 sq m on plan and n.exc 1.5m in depth and getting out in hard / dense soil complete all as specified and as directed.

All as per item No.15 here in before but depth exc 1.50 mtr but n.exc 3.00 mtr

Returning, filling in, including spreading, levelling watering and well ramming in layers n.exc 25cm with excavated soils complete all as specified and as directed.

Removing excavated material to a distance n.exc 50m depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed.

Demolition and breaking up 150 mm dia (Salt Glazed ware, AC or Reinforced concrete) piipe jointed in cement mortar and disposed off the premises complete all as specified and as directed.

Demolition and breaking up 200 mm dia (Salt Glazed ware, AC or Reinforced concrete) piipe jointed in cement mortar and disposed off the premises complete all as specified and as directed.

Demoltion of cement concrete (unreinforced) in ground floor and paving not exc 15cm thickness (below or above ground level) and removing the debris complete all as specified and as directed.

Demolition of cement concrete (reinforced) for any description and in any postion not other wise specifically provided for complete all as specified and as directed.

Demolition of Brickwork built in cement mortar including all quoins, arches, pillars, etc, complete all as specified and as directed.

M & L for plain Cement concrete type D2 1:4:8 (using 40 mm graded stone aggregate) in foundations, filling and mass concrete complete all as specified and as directed.

M & L for PCC 1:2:4 type B1 using 20mm graded aggregate as in coping and benching including weathering slightly rounded or chamfered angles and throating as directed including form work complete all as specified and as directed.

M & L for Brick work with fly ash bricks straight or curved on plan and 6 metre mean radius built in CM 1:4 complete all as specified and as directed.

M & L for providing precast cement concrete Type B1 1:2:4 (20mm graded aggregate) in cover slabs and setting in Set in Cement Mortar 1:6 complete with joints to match complete all as specified and as directed.

M & L for Mild steel TMT bars 6 to 8 mm dia of grade Fe 500, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality conforming complete all as specified and as directed.

M & L for rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:4 and finished even and smooth with out using extra cement mixed with WPC @ 3%by weight of cement complete all as specified and as directed. Note:- WPC shall be measured and paid seperately.

Supply only intergral water proofing compound

M & L for Mild steel TMT bars 10mm dia and over of grade Fe 500, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality conforming complete all as specified and as directed.

M & L for PCC 1:3:6, type C2 (using 40mm grade stone aggregate) to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 150mm bore complete all as specified and as directed.

M & L for PCC 1:3:6, type C2 (using 40mm grade stone aggregate) to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 200mm bore complete all as specified and as directed.

M & L for UPVC pipes 150mm dia laid in trenches and jointed in CM 1:1 and tested complete all as specified and as directed.

M & L for 150mm dia reinforced concrete pipes, class NP3, laid and jointed complete with collars complete all as specified and as directed.

M & L for 200mm dia reinforced concrete pipes, class NP3, laid and jointed complete with collars complete all as specified and as directed.

M & L in repair PVC (SWR) gully trap 125/110mm setting and jointing with solvent cement complete all as specified and as directed.

Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B1 smooth finished and reforming benching as required 150mm bore complete all as specified and as directed.

S & F PVC 150mm dia grating, square or round (with or without hole) and fixed in postion using cement mortar complete all as specified and as directed. Make:- Prayag or equivalent

Cutting opening around floor trap (wall junction) /nahani trap and repairing joint leaking using cement slurry including replacing the damaged traps and making good the surface to match with adjoining area and ensure leak proof joint complete all as specified and as directed.

S & F in repair PVC (SWR) pipes single socketed 75mm bore, in any length with rubber ring joints laid in trenches or in floors with clamps including removing old unserviceable complete all as specified and as directed.

All as per item No.41 here-in-before but 110mm dia

S & F in repair PVC (SWR) bends any radius 75mm bore all as specified.

S & F in repair PVC (SWR) bends any radius 110mm bore all as specified.

S & F in repair PVC (SWR) bends any radius 110mm bore provided with access door all as specified

S & F in repair PVC (SWR) junction (Single T) radius 110mm bore.

S & F in repair PVC (SWR) vent cowl 110mm bore.

S & F in repair PVC (SWR) vent cowl 75mm bore.

S & F in repairs 20mm laying of CPVC pipe & all fittings / fixtures concealed to walls and ceilings or laid in floors complete all as specified and as directed.

S & F in repairs 25mm laying of CPVC pipe & all fittings / fixtures concealed to walls and ceilings or laid in floors complete all as specified and as directed.

S & F in repairs Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe 20mm Bore (Minimum weight 210 gms) complete all as specified and as directed.

All as per item No.51 here-in-before, but 25mm bore (Minimum weight 455 gms) complete all as specified and as directed.

S & F FRB cover slab for manhole and drain covering for different sizes complete all as specified and as directed.

Brocken glass coping on top of walls in cement mortar 1:3 including demolition of existing UNSV coping complete all as specified and as directed.

M & L for cement concrete 1:2:4, Type B–1 using 20mm graded stone aggregate as in bands,sesmic and other similar bands including,weathering slightly rounded or chamfered angles and throating as directed icl necessary formwork complete all as specified and as directed.

M & L for precast cement concrete 1:2:4 type B0 using 12.5mm graded aggregate louvers and jallies,45mm thick (measured solid) including. All moulds set in CM 1:4 including demolition.

Taking down cement plaster of any description including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and as directed.

M & L for 15mm thick rendering in two layers of 10mm thick and 5mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:6 finished even & fair, using water proofing compound in top layer complete all as specified and as directed. Note:- WPC shall be measured and paid separately as "Supply only".

Preparation of new plastered or unplastered surfaces of wall and applying two coats of cement base paint over a coat of alkali-resistant priming coat, complete all as specified and as directed.

Dismantling fencing/ wire mesh, any type

Taking down steel gates from its position and repair the same including throughtining alignment properly including welding additional stiffer,brases,pintol hinges locking arrangements etc and erecting the same back in position after applying one coat of synthetic enaemel paint in area of gate n.exc 5.00 Sqmts complete all as specified and as directed.

Dismantling of cast iron work of any description

S & F in repair Chain link mild steel galvanised fencing, PVC coated 60 x 60 mm aperture and 10 gauge wire fixed with nuts and bolts atc complete all as specified and as directed.

S & F Mild steel 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 fittrd washers and on hexagonal or square nut, exc 5cm but n.exc 10cm long with diameter of shank 11 to 15mm complete all as specified and as directed.

S & F frames brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, flat iron etc.. N exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 including necessary drilling, demolition, embedding in cement concrete and make good after repair complete all as specified and as directed.

S & F 10mm dia MS round bars including welding with necessary lapping all as directed Gde IS-432 (Part-I) complete all as specified and as directed.

M & L for Two coat of synethic enamel paint on new steel surface, including preparation of surface, of any description over 10CM width or girth not otherwise described over one coat of red oxide complete all as specified and as directed.

S & F in repair Galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and as directed. (eachline wire to be measured) including dismantling of UNSV barbed wire.

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

M & L 50mm thick PCC 1:3:6 type C2 (40mm graded Aggregate) as in sub floors, sub bases, floors and pavings, etc complete all as specified and as directed.

Sand filling under floors or in foundation including watering and consolidation, complete all as specified and as directed.

Machine pressed precast concrete interlocking paver block with grey cement and no pigment, any shape, size and design as approved by Engr-in charge confirming to IS 15658-2006 of 60mm thickness, M-35 grade, complete all as specified and as directed.

Chequered coloured cement concrete tiles glossy finish of size 300 x 300 x 25mm thick, with grey cement and pigment, set, jointed and pointed in neat cement slurry, laid in floors, over and including 15mm thick screed bed in cement mortar 1:6 complete all as specified and as directed.

Raju Builders (BID ID -3483478)

SRI VISHAKHA ENTERPRISES (BID ID -3489402)