8360-REPAIRS AND MECHANISED CLEANING OF SEWAGE LINES, MANHOLES, SEPTIC TANKS, FILTER BED AT MH, NANDAMBAKKAM, APS CHENNAI AND REPAIRS TO DRAIN, COMPOUND WALL, FENCING HARD STANDING AND OTHER RELATED WORKS AT DAD RESIDENTIAL COMPLEX UNDER GE STM

Amount

Note : - The cleaning of Septic tank, soak pits, Man holes and Sewer lines shall be done mechanically with all safety preventive measures for the workmen employed and cost of the same including accidental coverage insurance shall be deemed to be included in the unit rate quoted in corresponding items.

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

Demolition of plain cement concrete in any position and in description not otherwise provided for

Demolition of brickwork built in cement mortar including all quoins, arches, pillars, etc, complete all as directed

M&L for PCC 1:4:8 type D-2 using 40mm graded stone aggregate as in filling, foundation and mass concrete

M&L for brick work with old size Fly ash bricks in CM 1:4 straight or curved on plan exc 6 m mean radius

M&L brickwork with fly ash bricks, straight or curved on plan to any radius in half brick thick walls built in CM 1:4

M&L for 15mm thick rendering in CM 1:4 on fair faces of brick work, including finishing the surface even and smooth without using any extra cement with LWPC as per manufacturer's instructions all as specified and directed. Note: LWPC shall be measured and paid separately

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

Extra for forming fair finished drain or channel 60 cm inner girth in cement concrete, using extra cement, including forms, moulds, mi- tred/stopped ends

M&L for Reinforced concrete pipes of 450mm bore of pipe with collars, class NP-3, laid and jointed complete all as specified and directed.

M&L for concrete bed to drain pipes of 450mm dia using PCC 1:4:8 type D-2 including packing under and completely surrounding pipes with concrete after they are laid and tested

S&F PVC (SWR) pipes single socketed 75mm bore, Class-B, in any length with rubber ring joints laid in trenches or floors or in walls all as specified.

S&F PVC (SWR) bends 75mm bore

S&F PVC (SWR) bends with access door 75mm bore

S&F 75mm PVC (SWR) branch piece, single (single Y) equal or unequal with access door

S&F PVC (SWR) pipes single socketed 110mm bore of Class B, in any length with rubber ring joints laid in trenches or floors or in walls all as specified.

S&F PVC (SWR) bends 110mm bore

S&F PVC (SWR) bends with access door 110mm bore

S&F 110mm PVC (SWR) junction single (single T) equal or unequal with access door.

M&L for form work to soffit and sides of slabs supported on walls of flat rough finished surfaces of concrete

M&L for RCC 1:2:4 (Nominal Mix) of type B-1 using 20mm graded stone aggregate as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like all as specified and as directed

M&L for mild steel TMT bars 10 mm dia and over, 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 to Fe-410-s or Fe-410-0

Dismantling fencing wire mesh of any type

Dismantling posts or struts (wood, steel or R.C.C.) any section embedded in concrete, including taking out embedded portion and making good disturbed ground

M&L for PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in foundations, filling and mass concrete etc., 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.

Supply only PVC coated chain link fencing galvanised any size or type.

M&L for framed brackets of angles, tees or flat Iron with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165

Supply and fix 10mm dia MS round bars Gde IS-432 (Part-I ) including welding with necessary lapping all as directed

Supply and fix 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 fitted with washers and one hexagonal or square nut, exc 5cm but n exc 10cm long with diameter of shank 11 to 15mm all as specified

M&L two coats of synthetic enamel paint over a coat of red oxide primer to new steel surface including preparation of surfaces of any description over 10cm width or girth all as specified and as directed

M&L two coats of synthetic enamel paint over a coat of red oxide primer to new steel surface including preparation of surfaces of any description n.exc 10cm width or girth all as specified and as directed

S&F in repairs galvanised 2 strand, steel barbed wire of dia 2.24mm barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc.., all as specified and as directed Note:- Each line wire shall be measured and paid seperately.

M&L for providing 100mm thick, PCC 1:4:8 type D-2 using 40 mm graded stone aggregate as in sub base of floors and pavings etc. all as specified and as directed

M&L for sand filling under floors or in foundations including watering and consolidation

M&L for machine pressed pre cast rubber finished/ moulded coloured PCC interlocking paver block of any shape and size conforming to IS 15658-2006 of 60mm thickness, M-35 Grade with grey cement and pigment all as specified and directed.

M&L for chequered cement concrete tiles rubber moulded finish 30cm x 30cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and pigment incl 15mm thick cement screed bed in CM 1:6 all as specified and directed.

M&L for 75mm thick PCC 1:3:6 C-2 type using 40mm graded stone aggregate as in plinth protection/ hard standing including finishing cement concrete surface even and smooth without using any extra cement.

Removing of drain cover slab of any size and replacing the same after removing mud/silt inside the drain etc including making good the damaged surfaces of cover slab with PCC/plastering and making good in all respect all as directed Note:- Removal of Mud/silt from drain shall be measured and Paid Separately.

Removing accumulated silt/ mud/ vegetation of any kind inside the drain, scrapping, digging etc by any means and disposing the same at a level n.exc 1.50m above the starting point at a distance n.exc 1.0 km complete all as specified and directed.

M&L for cutting down plants /trees upto 10cm girth and applying ROUNDUP or equivalent (Herbal medicine) to roots of roof tops/sides, external walls of bldg chajjas, wall junctions, at junctions of rain water/CI waste water pipe junction including taking out possible quantities of roots entered in wall/slab surfaces and making good the surfaces including repairing the GI/ CI/ ACC/ PVC pipe joints of that affected locations after applying herbal medicine making good to suit the adjoining surfaces shall be carried out using PCC (1:2:4) type 'B1' or cement mortar 1:2 with necessary scaffolding/ staging etc upto a height of 7.00m from the ground level all as directed and as specified.

M&L for cutting down plants/trees of girth exc 10cm and n.exc 15 cm and applying ROUNDUP or equivalent (Herbal medicine) to roots of roof tops/ sides, external walls of bldg chajjas, wall junctions at junctions of rain water/CI waste water pipe junction including taking out possible quantities of roots entered in wall/ slab surfaces and making good the surfaces including repairing the GI/CI/ACC/PVC pipe joints of that affected locations after applying herbal medicine making good to suit the adjoining surfaces shall be carried out using PCC (1:2:4) type 'B1' or cement mortar 1:2 with necessary scaffolding/staging etc upto a height of 10.00m from the ground level all as directed and as specified.

Earth work in excavation by mechanical means (Hydraulic excavator) in foundation trenches or drains (not exceeding 1.5 m in width or 10sqm on plan), including dressing of sides and ramming of bottom lift upto 1.5 m, including getting out excavated soil and disposal of surplus soil as directed with in a lead of 50 m in hard/ dense soil.

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

Taking down cement plaster on brick wall including raking out joint hacking for key scrubbing down the water etc.

Supply only Liquid Water proofing compound (LWPC)

Demolition of reinforced cement concrete in any position and description (reinforcement to be cut as required to facilitate demolition)

M&L for providing precast cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate, as in manhole covers and set in cement mortar 1:6. Note :- Reinforcement shall be measured and paid separately.

M&L for MS TMT bars of 6mm to 8mm dia and over cut to length bent to shape required including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia.

M&L for PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in beds of drain all as specified and directed.

Demolition and breaking up 150mm dia (salt glazed ware, AC or Reinforced concrete) pipe jointed in cement mortar and disposed off the premises all as directed.

Demolition and breaking up 200 mm dia (salt glazed ware, AC or Reinforced concrete) pipe jointed in cement mortar and disposed off the premises all as directed.

M&L for PCC 1:3:6, type C-2 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 all as specified

M&L for PCC 1:3:6, type C-2 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 all as specified

M&L for reinforced concrete pipes of 150mm bore, class NP-2, laid and jointed complete with collars laid in trenches and jointed in CM 1:1 and tested as specified.

M&L for reinforced concrete pipes 200mm bore, class NP-2, laid and jointed complete with collars laid in trenches and jointed in CM 1:1 and tested as specified.

Removing of sewage sludge from under ground sewage sump/septic tank and cleaning of any size and deep including cleaning of side walls, all-round removal of accumulated sludges, silt, mud etc, and covering the same with earth, recommissioning septic tank including site clearance around 3 metre depositing outside camp area all as directed.

Bailing out water from septic tank of any size & deep and cleaning inlet and outlet sewer lines including taking out the sewage water and carting away it from the defence area all as directed. Note for Item No.59 & 60: Bailing sewage water to be taken out with proper tanker vehicle meant for the purpose with due care considering all the health hazards.

Cleaning of manholes by bailing out fluid and removing sediments, washing manhole floors and walls with wire brush taking out the excavated sludge, and carting away the same far away from buildings/ living area and deposit at low lying area/ditches and cover the same with fresh earth on top till preventing the unpleasent smell to the nearby users complete all as specified and as directed

Manhole depth not exc 1.00m

Manhole depth exc 1.00m and n.exc 2.00m

Cleaning the existing SGSW/CI/SWR/RCC sewage pipe line by roding mechanically and removing all sludge and foreign matters completely and neatly from the pipe line and making serviceable for free flow of sewage in 100mm dia of pipe all as specified and directed

All as per item No 64 here in before but 150mm bore of pipe

All as per item No 64 here in before but 200mm bore of pipe

Cleaning and removing individual blockages in IWC/EWC by mechanically and removing all sludge and foreign matters completely, neatly and making serviceable for free flow all as specified and directed

Cleaning and removing individual blockages from nahani trap/ floor trap/ gully traps in Bath rooms/Kitchen etc. and removing all sludge and foreign matters completely, neatly and making serviceable for free flow and placing the covers/ gratings in position all as specified and directed

Pumping out rainwater from drains, low lying areas etc by mechanically and disposing the same out side the premises all as directed

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 500 litres all as directed

All as per item No 70 here in before exc 500 but n.exc 1000 litres capacity

All as per item No 70 here in before exc 1000 litres but n.exc 2000 litres capacity.

SWIFTTECH ENGINEERS INDIA PVT LIMITED

SRI VISHAKHA ENTERPRISES

M/s C KESAVAN