Repair/Maint of Sewage line, manhole cover, overhead water tanks and Miscellaneous repair to drain, drain cover, SWT and FOD traps at Air Force Station Jaisalmer

Amount

Excavating in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation etc or for shafts, wells cesspits, manholes, pier holes etc or not exceeding 10 sqm on plan and not exceeding 1.5m in depth and getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick in soft/loose soil complete all as specified and directed.

Removal of excavated soil/ material to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.50 metre above the starting point complete all as specified.

Demolition of brickwork or stone/boulder masonry built in cement mortar including all quoins, arches, pillars and precast concrete articles as in paver block, kerb stone etc complete all as specified.

Demolition of plain cement concrete (unreinforced) as in ground floors, copings and pavings not exceeding 15cm thickness (below or above ground level) complete all as specified

Demolition of reinforced cement concrete of any description and in any position and floors, chajjas, roof projections in portions ordered etc (including cutting of reinforcement cut as required to facilitate demolition) complete all as specified and directed.

Dismantling of stone slabs and tiles any description or thickness in floors, aprons pitching over blast pens etc jointed and grouted in cement mortar of any description complete all as specified and directed.

M&L for squared rubble walling Jodhpur type brought upto courses, well bonded, bedded and solidly hearted, built in cement and sand mortar (1:6) complete all as specified and directed.

Ditto as per serial item No. 8.00 above but except stone materials.

Extra over stone walling for hammer dressing with maximum dipression on face from sraight edge held against the dresses surface not exceeding 20mm and dressing of face beds and joints as specified to square rubble walling, jodhpur type, brought upto courses complete all as specified.

M&L for plain cement concrete (1:4:8) Type D-2 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

M&L for Plain cement concrete (1:3:6) type C-1 (using 20 mm graded stone aggregate) as in parapets, copings and like including weathering slightly rounded or chamfered angles and throating, necessary formwork as required etc complete all as specified and directed.

M&L for Plain cement concrete (1:3:6) type C-1 (using 20 mm graded stone aggregate) as in surface channels and drains etc complete all as specified and directed.

M&L for precast cement concrete (1:3:6), type C-1 (using 20 mm graded stone aggregate) solid block masonary exceeding 10cm and set in cement and sand mortar (1:6), complete all as specified and directed.

M&L for precast cement concrete 1:2:4 type B1 using 20mm graded stone aggregate as in manhole cover slabs, drains, manholes etc. including placing in position and set in cement and sand mortar (1:6) complete all as specified & as directed.

M&L for precast cement concrete with RCC M-25 design mix (using 20mm graded stone aggregate) as in drain cover slabs with approved widths, and set in cement and sand mortar (1:6) and including use and waste of formwork as required etc complete all as specified and directed. Note :- Reinforced to be measured and paid separately.

M&L for 75mm thick PCC 1:3:6 type C-2 (using 40mm graded stone aggregate) as in flooring, plinth protection finished even and smooth with using extra cement complete all as specified and directed).

M&L for 75 mm thick PCC (1:4:8) type D-2 (using 40 mm graded stone aggregate) as in plinth protection, sub-floors, sub-bases and surface etc and finished without using extra cement complete all as specified.

M&L for 150mm thick PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in flooring, finished to true line and level with screed vibrators and laid in alternative bays with steel channels/formwork as required and finishing cement concrete surface even and smooth with using extra cement complete all as specified and directed.

M&L for 75mm thick PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in flooring, finished to true line and level with screed vibrators and laid in alternative bays with steel channels/formwork as required and finishing cement concrete surface even and smooth with using extra cement complete all as specified and directed. Note:- Waterproofing liquid to be measured and paid separately.

M&L for writing letters or figures (Block, Roman, Italic or Indian) not exceeding 30cm high and 2.5cm width with thick synthetic enamel paint of approved tint complete all as specified and directed. Sample : Date of cleaning:- Next date due of cleaning :-

Taking down cement plaster of any discription on any surfaces, on brick or stone walls etc, including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and directed.

M&L for 15mm thick plaster in cement (1:6) on brick work or stone masonary surface on other than fair face of brick work or on one side of lathing or concrete surfaces or stone masonry surfaces of wall, finished even and fair complete all as specified and directed.

M&L for 10mm thick internal plaster in cement mortar (1:4) on concrete surfaces or masonry surfaces as in manholes finished even and smooth without using extra cement complete all as specified.

M&L for 15mm thick plaster in cement (1:4) on stone masonary surface on fair face of concrete surfaces or stone masonry surfaces of wall, finished even and smooth without using extra cement complete all as specified.

M&L for rendering 15mm thick on fair faces of stone or concrete surfaces in cement and sand mortar (1:4) in two layers i.e 1st layer 10mm thick and 2nd layer 5mm thick with water proofing compound and finished even and smooth complete all as specified. Note : Water proofing compound shall be measured and paid for separately.

Supply only integral water proofing compound (ISI marked).

M&L for prepariation of newly or previously untreated steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

M&L for Plain Cement Concrete 1:4:8 type D-2 using 40mm graded stone aggregate for 150mm bore drain pipes for bed concrete including cradles the sides of pipe after they are laid and tested complete all as specified and as directed.

M&L for PCC 1:4:8 type D-2 using 40 mm graded stone aggregate in bedding to SGSW drain pipes, including packing under and haunching against the sides of pipes after they are laid and tested complete for 150 mm bore pipe all as specified and as directed.

S&F in replacement of salt glazed stone ware drain pipes of 150mm bore, grade `A', ISI marked, laid and jointed with collars complete all as specified and directed.

M&L in replacement of 150mm bore pipe reinforced concrete, class NP2, laid and jointed complete with collars complete all as specified & as directed.

M&L for forming contraction (dummy) joints with concrete cutting mechines 65mm deep x 10mm wide and filled with bituminous sealing compound Grade ‘B’ complete all as specified.

M&L for forming construction joints with concrete cutting mechines 30mm deep x 10mm wide and filled with bituminous sealing compound Grade ‘B’ complete all as specified.

Dismantling wrought iron or mild steel work of any description not otherwise provided for in any position complete all as specified and directed.

Dismantling expended metal or steel mesh of any thickness and size and having weght not exceeding 4 Kg/sqm fixed to steel fillets etc complete complete all as specified and directed.

M&L for Mild steel TMT bars 10mm dia, 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 complete all as specified and directed.

M&L for Mild Steel TMT bar 5mm dia to 10mm for stirrups, bent to shape required, including cranking, binding spirraly for hoppijng for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified.

S&F rolled mild steel sections as in framing for cladding, glazing, joist, channel, angle and the like fixed with angle cleats and connecting plates, etc. conforming to Grade E-250 (Fe 410-W) including necessary cutting, welding etc and fixing in position complete all as specified & directed.

S&F 4mm dia galvanised steel wire, 150x100mm mesh welded to steel frames as in covers to static water tanks, made up into mattresses or cages, lapped, wired and laid in position, including closing after filling including necessary cutting, welding etc and fixing in position complete all as specified and directed.

M&L for running welding in repairs, thickness of metal to be welded not exceeding 6mm complete all as specified & as directed.

M&L for running welding in repairs, thickness of metal to be welded exceeding 6mm but not exceeding 9mm, complete all as specified & directed.

M&L 5cm thick Sand stone slabs in sunshades, chajjas, shelves, cills, landings, cover stones, templates, etc. not exceeding 2m in length, punched dressed on face and along exposed edges, self faced on other side and set and pointed in lime mortar 1:2 or cement mortar (1:4) complete all as specified and directed.

S&F in replacement of 180mmx150mm size Salt-glazed stone ware gully traps, square or round mouthed, type 'P', complete, all as specified and as directed.

S&F in replacement of water closet squatting pan 'Orissa Pattern'of size 580x440mm white with integral foot rest (excluding flushing cistern and flush pipe) with P' or 'S' trap complete including jointing and provision of PCC 1:5:10 bed as in repairs complete all as specified.

S&F in replacement of vitreous china wash down water closet pan (Pedestal pattern), white, including connection to drain (or outgoing pipe) and to flushing pipe, anti-syphonage pipe etc. with plastic WC seat cover (white) closed pattern with flat bottom and cover and mild steel chromium plated or aluminized hinging device, complete all as specified and directed.

S&F in replacement of PVC (SWR) floor trap dia of outlet 75mm, with grating including jointing with solvent cement for trap complete all as specified and directed.

Supply and fixing in replacement of 110mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls complete all as specified.

Supply and fixing in replacement of 75mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls complete all as specified.

Supply and fixing in replacement of 110mm dia pipes PVC (SWR) single socketed, in any length with rubber ring joints, laid in trenches or in floors complete all as specified

Supply and fixing in replacement of PVC (SWR) 75mm dia pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors complete all as specified

S&F in repairs stack clamp made out of MS flat 50 mm x 5mm and 16 mm dia round iron stays, including bolts & nuts, securing ends of stays to walls or roof for 100mm bore pipe including two coats of synthetic enamel paint over a coat of red oxide primer including preparation of surfaces complete all as specified & as directed.

S&F in repairs stack clamp made out of MS flat 50 mm x 5mm and 16 mm dia round iron stays, including bolts & nuts, securing ends of stays to walls or roof for 75mm bore pipe including two coats of synthetic enamel paint over a coat of red oxide primer including preparation of surfaces complete all as specified & as directed.

M&L cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching, for removing existing branch drain, making good to walling and rendering, cutting out branch channel, and making good benchings; Internal diameter of pipe 150 mm complete all as specified.

S&F Providing FRC manhole covers with rectangular frame of size 44"x26" MD-10 fixed at site up to satisfactoin of Engr-in-Charge and including dismentling of old manhole cover slab complete all as specified.

M&L for cleaning of septic tank of 200 users capacity by balling out taking out sludge and removing the sludge to a distance exceeding 1.5 Km but not exceeding 2.00 Km from the camp area and including removing stone patti/RCC cover slab and refixing, complete all as directed.

Description all as per serial item No. 56.00 above but 150 users complete all as specified.

Description all as per serial item No. 56.00 above but 100 users complete all as specified.

Description all as per serial item No. 56.00 above but 50 users complete all as specified.

M&L for removal of blockage in between WC and nahani trap/WC to 1st manhole / floor trap to nahani trap etc. by flexible roding and removal the all dirt up to a distance of 100m complete all as specified and directed. Note: (i) In case a blockage reoccured with in 7 days the same shall be removed without any extra cost of the Govt. (ii) Cleaning of line in between manhole where in the blockage remove shall deemed to incl the rate coated. (iii) If contractor failed to clear the blockage with in 24 hours from the receipt of complaint, a penalty of Rs 50 per day will charge up to 7 days and after 7 days same will be Rs 100.00 till completion of complaint.

Cleaning of sewage line of 100mm bore by roding and flush water in line after roding to clean sewage line complete all as directed by Engineer-in-Charge. Note:- The contractor shall arrange safaiwala immediately as receipt of complaint and ensure that complaint is resolved within 24 hours and no lapses will be allowed.

Cleaning of sewage line of 150 mm bore by roding and flush water in line after roding to clean the line complete all as directed by Engineer-in-Charge. Note:- The contractor shall arrange safaiwala immediately as receipt of complaint and ensure that complaint is resolved within 24 hours and no lapses will be allowed.

Cleaning of manhole of any capacity and depth by excavating sewage wet/dry soil in foul condition and removing the waste in covered vehicles outside MD land by taking all necessary precautions and including pumping out fluid, cleaning of sludge from manhole, placing the cover of manhole in position and removing the sludge in covered van/trolley out side the MD land, complete all as specified and directed. Note:- Measurement shall be of settled solid sludge.

M&L for galvanized steel water tubing medium grade of 15mm bore with & including all fittings and complete to walls and ceiling or laid in floors, including taking up or down old unserviceable steel water tubing and connections of 15mm bore, complete all as specified and directed.

Taking up or down steel water tubing and connecting including cleaning and including refixing for 15mm bore old steel water tubing and connection in new or old position including all new fittings and fixtures (wall, ceiling, floor etc) complete all as specified and directed.

M&L for galvanized steel water tubing medium grade of 20mm bore with & including all fittings and complete to walls and ceiling or laid in floors, including taking up or down old unserviceable steel water tubing and connections of 20mm bore, complete all as specified and directed.

Taking up or down steel water tubing and connecting including cleaning and including refixing for 20mm bore old steel water tubing and connection in new or old position including all new fittings and fixtures (wall, ceiling, floor etc) complete all as specified and directed.

M&L for galvanized steel water tubing medium grade of 25mm bore with & including all fittings and complete to walls and ceiling or laid in floors, including taking up or down old unserviceable steel water tubing and connections of 25mm bore, complete all as specified and directed.

Taking up or down steel water tubing and connecting including cleaning and including refixing for 25mm bore old steel water tubing and connection in new or old position including all new fittings and fixtures (wall, ceiling, floor etc) complete all as specified and directed.

Disconnecting & taking down the existing unserviceable water tank and S&F 500 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc. complete as specified in SSR Part-I.

Disconnecting & taking down the existing unserviceable water tank and S&F 1000 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc. complete as specified in SSR Part-I.

S&F in replacement of GI tank nipple 25mm bore for HDPE water tank complete all as specified and directed.

S&F in replacement of GI tank nipple 20mm bore for HDPE water tank complete all as specified and directed.

S&F in replacement of ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball, screwed for 25mm bore galvanised iron pipe and fixed complete all as specified.

S&F in replacement of ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball, screwed for 20mm bore galvanised iron pipe and fixed complete all as specified.

S&F in replacement of PVC water tank cover for 500/1000 litre capacity over head tank and fixed complete all as specified.

Cleaning of storage water tank of PVC/HDPE/RCC of 500 Ltrs capacity staged over RCC roof/floor slab or similar place inside /outside buildings by removing float valves carefully, thoroughly cleaning the tanks mechanically as per the following procedure and including removal of sludge/mud/un potable water and other depositions to a distance not exceeding 50 metre to make the tank totally dirt free and finally cleaning the water tank with fresh water till water becomes clear to the entire satisfaction and refixing of float valves complete all as specified and directed Note:- (a) Dewatering the residual water in the tank using high capacity portable submersible pump (b) Stirring of bottom sludge mechanically and removing off by using high pressure vacum pump. (c) Cleaning internal surfaces of tank with high pressure air water jet using roto compressor (d) Removing complete water using vacuum pump (e) Spraying anti bacterial solution @ 50litres of water mixed with 0.25litres of concentrated Gramicid of 48%W/W H2O2. (f) Spraying of bleaching powder solution @ 50 litre of water

Cleaning of storage water tank of PVC/HDPE/RCC of 1000 Ltrs capacity staged over RCC roof/floor slab or similar place inside /outside buildings by removing float valves carefully, thoroughly cleaning the tanks mechanically as per the following procedure and including removal of sludge/mud/un potable water and other depositions to a distance not exceeding 50 metre to make the tank totally dirt free and finally cleaning the water tank with fresh water till water becomes clear to the entire satisfaction and refixing of float valves complete all as specified and directed. Note:- (a) Dewatering the residual water in the tank using high capacity portable submersible pump (b) Stirring of bottom sludge mechanically and removing off by using high pressure vacum pump. (c) Cleaning internal surfaces of tank with high pressure air water jet using roto compressor (d) Removing complete water using vacuum pump (e) Spraying anti bacterial solution @ 50litres of water mixed with 0.25litres of concentrated Gramicid of 48%W/W H2O2. (f) Spraying of bleaching powder solution @ 50litre of water

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