Annual Maintenance, repair and cleaning of sewage line, septic tank, manhole, soak pit at Mountain Shadow under GE(AF) Borjhar

Amount

Dismantling to brick work or stone/boulder masonary built in CM including all quoins, arches, pillars, etc but excluding ashlar, facing, dressed stone work and pre-cast concrete articles complete all as specified and as directed by Engineer-in-Charge.

Demolition of cement concrete (unreinforced) in ground floors and paving n.exc 15cm thickness (below or above ground level) complete all as specified and directed by Engineer-in-charge

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided for (reinforcement cut as required to facilitate demolition)complete all as specified and as directed by Engineer-in-charge

Demolition and breaking up drain pipes (SGSW, AC or reinforced concrete) set in cement mortar, of 150 mm internal dia complete all as specified and as directed by Engineer-in-charge.

All as per Serial Item No 4.00 herein above but 100 mm bore complete all as specified and as directed by Engineer-in-charge.

Taking down cement plaster on brick or concrete or stone wall surfaces including racking out joints, hacking for keys, scrubbing down with water etc complete all as specified and as directed by Engineer-in-charge.

Excavation in trenches not exceeding 1.50 metre wide and not exceeding 1.50 metre depth for foundation, manhole etc not exc 10 Sqm on plan and not exc 1.5 metre in depth including getting out in soft/loose soil complete all as specified and as directed by Engineer-in-charge.

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

Removing excavated surplus soil/material not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed by Engineer-in-charge.

M&L for Salt Glazed Stone Ware drain pipe, grade ‘A’ 100 mm bore laid in trenches and jointed complete all as specified and as directed by Engineer-in-charge.(Excavation and earth work shall be measured and paid separately).

All as per Serial Item No 10.00 here-in-after above but 150 mm bore pipe complete all as specified and as directed by Engineer-in-charge.

M&L for PCC (1:4:8) type D-2, using 40mm graded stone aggregate as in concrete bed to drain pipes of 100mm bore, including packing under, and haunching against the sides of pipes after they are laid and tested in complete all as specified and as directed by Engineer-in-charge.

All as per Serial Item No 12.00 here- in-after above but for 150 mm bore pipe complete all as specified and as directed by Engineer-in-charge.

M&L for Brick work with sub class ‘B’ bricks, straight or curved on plan exceeding 6 metre means radius built in cement mortar (1:4) complete all as specified and as directed by Engineer-in-charge.

M&L for rendering 15 mm thick on fair faces of brick work or concrete surface in cement mortar (1:4) mixed with WPC as per manufacturer's instruction and finished the surfaces even and smooth without using extra cement complete all as specified and as directed. (Note:- WPC shall be measured and paid for separately.)

M&L for 15mm thick rendering in cement mortar (1:6) on brick work or concrete surfaces of walls, finished the surface even & smooth without using extra cement complete all as specified and as directed by Engineer-in-charge.

Supply only integral water proofing compound (ISI Marked) complete all as specified and as directed by Engineer-in-charge.

Material and labour for preparation of new plastered surfaces of walls and applying two coats of cement base paint complete all as specified and as directed.

M&L for preparation of newly plastered surfaces of wall & applying two oil bound distemper of approved shade/tint over a coat of chalk whiting, complete, all as specified & directed.

M&L for Pre-cast RCC (1:2:4) type B-1, using 20mm graded stone aggregate as in manhole cover slab and drain cover and set in CM (1:4) with plain faces including necessary form work complete all as specified and as directed by Engineer-in-charge.

M&L for Mild steel TMT bars 6 to 8mm dia, cut to length, bent to shape required, including cranking, bending, spirally for hopping for columns, hooking ends, and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality Fe-500 conforming to IS -1786-1985 complete all as specified and as directed by Engineer-in-charge.

Cleaning sewage line of 100 mm bore pipe and removing the blockage by means of rodding with and including bamboo splits/flexible iron wire or concrete malacces rods from manhole to manhole, through pipes from trap to manhole, rendering the system clear and flushing the delogged line with sufficient quantity of water in foul position and removal of sludge / liquid mud or any other obstruction material and deposting out of MOD land with help of covered container and burried in pit & covered with 15 Cm layer of soil complete all as specified and as directed by the Engr-in-Charge. (Note :- The cost for excavation and earth work for pits is deemed to be included in the unit rate).

All as per Serial Item No 22.00 herein above but line of 150 mm bore pipe.

All as per Serial Item No 22.00 herein above but line of 200 mm bore pipe.

Cleaning to blocked Soil Pipe Vertical stack 100/110 mm dia by opening inspection eye door of bend/ branch pieces, rodding till smooth flow and refixing of door after cleaning including necessary scaffoldingcomplete all as specified and as directed by Engineer-in-charge.

Dewatering & Desludging of manhole upto 1.50 mtr depth from bottom of manhole cover to floor of manhole including working in foul position including sprink link to bleaching powder on internal wall surface and upto 50 cm wide from end of manhole cover around the manhole and removal of sludge / liquid mud or any other obstruction material and deposting out of MOD land with help of covered container and burried in pit & covered with 15 Cm layer of soil complete all as specified and as directed by the Engr-in-Charge. (Note :- The cost for excavation and earth work for borrow pits for burried to sludge/ waste material shall be deemed to be included in the unit rate of this item.).

All as per above item No 26.00 here-in-before but depth exceeding 1.5m but n.exc 3m deep.

All as per above item No 26.00 here-in-before but depth exceeding 3m but n.exc 4.5m deep.

Dewatering & Desludging of septic tank 100 users including working in foul position including sprinkling to bleaching powder on internal wall surface and upto 50 cm wide from end of wall around & top of slab of septic tank and removal of sludge / liquid mud or any other obstruction material and deposting out of MOD land with help of covered container and burried in pit & covered with 15 Cm layer of soil complete all as specified and as directed by the Engr-in-Charge. Note :- The cost for excavation and earth work for borrow pits for burried to sludge/ waste material shall be deemed to be included in the unit rate of this item.

All as per above item No 29.00 here-in-before but for cleaning of septic tank 50 users up to any depth.

All as per above item No 29.00 here-in-before but for cleaning of septic tank 25 users up to any depth.

M&L for cleaning of soak well by pumping or any suitable means, dia of soak well exceeding 2.50 m and n. exc 3.00 dia and depth not exc 3.00 complete all as directed by Engr-in-Charge.

Cleaning of septic tank 200 users capacity in running/flowing order without disturbance by removal of all blockage of any type mechanical device system and making fully functional at any location and at any floor in the area covered by AF Stn Site C', 3AFSR, NKP and MES Area complete all as specified and directed by Engineer-in-Charge :----The following elements are included in the unit rate of this item:--- (a) Working in foul conditions/positions.(b) Making good the disturbed position of any during the cleaning.(c) Removing sludge/waste material/liquid / mud/dirt/silt or other obstruction taking out through container/tanker to a distance exc 5Km and disposal off out off MOD land or as directed by Engr-in-Charge. (Note: - The scope of work comprises of cleaning, removing blockages of various item mentioned ther ein the entire AF Stn Site C', 3AFSR, NKP and MES Area)

Cleaning to blocked floor/nahani trap and CI/PVC pipe upto 1st manhole and removing all silt, residue sludge both organic and inorganic nature including any type of foreign materials and removing waste materials/sludge etc to a distance exc 50M and disposal off out off MOD land or as directed by Engr-in-Charge and sealing the sides of traps in bath room/kitchen using Aqua TS of Aqua shield water proofing or equivalent and making good the disturbed position of any during the cleaning to entire satisfaction of Engineer-in-Charge complete all as specified and as directed by Engineer-in-charge.

Cleaning to blocked WC trap and CI/PVC pipe upto 1st manhole and removing all silt, residue sludge both organic and inorganic nature including any type of foreign materials and removing waste materials/sludge etc to a distance exc 50M and disposal off out off MOD land or as directed by Engr-in-Charge and sealing the sides of traps in bath room/kitchen using Aqua TS of Aqua shield water proofing or equivalent and making good the disturbed position of any during the cleaning to entire satisfaction of Engineer-in-Charge complete all as specified and as directed by Engineer-in-charge.

Taking down 100/110mm bore AC/PVC rain water, soil & waste pipe etc from trench/ wall /ceiling including fittings & fixture complete all as specified and as directed by Engineer-in-charge

S&F for PVC (SWR) 110mm dia pipes single socketed in any length with rubber ring joints fixed to wall complete all as specified and as directed by Engineer-in-Charge. Note :------- The cost for PVC clams of distance pieces, plugs, holder bats etc and all jointing material and also cutting of pipes and jointing & fixing in position and other subsidiary materials shall be deemed to be included in the unit rates of these items. Nothing extra shall be entertained on this account. complete all as specified and directed by Engineer-in-charge.

S&F 110mm bore PVC(SWR) bends any radius with access door as in repair complete all as specified and as directed by Engineer-in-Charge.

S&F 110mm bore PVC(SWR) junction double (double T) equal or unequal with access door complete all as specified and as directed by Engineer-in-Charge.

S&F 110mm bore PVC(SWR) bends any radius complete all as specified and as directed by Engineer-in-Charge.

S & F for vitreous china wash down closet pan (pedestal pattern) white with ‘P’ or ‘S’ trap plastic seat cover white including connection to out going pipe & to flushing pipe, anti-syphonage pipe etc as in repairs (excluding flushing cistern) complete all as specified and directed by Engineer-in-charge.

S&F in repairs vitreous china squatting pan (Orissa pattern) water closet (white) of size 580x440mm with integral foot rests, 'P' or 'S' trap, including connection to trap and flushing pipe, antisyphonage pipe etc including provision of PCC (1:5:10) type E2 in filling, making good to floor, complete all as specified.

S&F vitreous china wash hand basin white flat back of size 550 mm x 400 mm including a pair of cast ironcantilever brackets of size 40x40x5mm embedded in PCC (1:3:6) type C-1 with & including 32 mm dia PVC waste pipe and 32mm chromium plated brass waste fitting with long screwed shanks and fly nuts, flange end bedded in red lead cement & other end fixed complete all as specified.

Supply and fixing PVC valveless symphonic action type low level flushing cistern (ISI marked) of 10 litre capacity including 32 mm dia PVC flush pipe connected to water closet with inlet, ball valve, float and handle as in repair complete all as specified.

S&F pillar taps, cast copper alloy with capstan heads chromium plated, fancy type, screwed down high pressure, with or without lettered “Hot” or “Cold” with long screwed shanks and fly –nuts, screwed for 15mm bore iron pipe and fixed as in repairs complete all as specified and directed by Engineer-in-charge.

M & L for PCC (1:3:6) type C-1, using 20mm graded stone aggregate mixed with WPC as per manufacturer instructions as in sunken floor, surface finished even & fair without using extra cement complete all as specified and as directed by Engineer-in-Charge.

M & L for cleaning to concrete/plastered surfaces of sunken slab and applying water proofing treatment in the following courses :-- (a) Applying bitumen primer @ 0.80 kg/sqm. (b) Applying a tack coat of bitumen 85/25 cofirming to IS-702 @ 1.20kg/sqm. (c) Supplying & laying 150 micron thick polyethylene film of Superior quality. (d) Applying a tack of bitumen 85/25 @ 1.20kg/sqm over polythene film complete all as specified and as directed by Engineer –in- charge

S & F for 100 mm bore Cast Iron floor trap with chromium plated grating including jointing to waste pipe in run lead joint & fixed in cement concrete type B1 (1:2:4) using 20 mm grades stone aggregate complete all as specified and directed by Engineer-in-charge

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

M&L for non skid ceramic tiles (coloured) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm as in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over & including 20mm thick screed bed in cement & sand mortar (1:6), complete all as specified and directed.

M&L for glazed ceramic tiles (coloured) of size 300mm x 200mmx6-7mm thick on vertical surfaces such as dado, skirting etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over & including 10mm thick rendering (as screed bed) in cement & sand mortar (1:4), complete all as specified and directed.

M&L non skid ceremic coloured tiles 7 to 8 mm thick (Square/rectangular) area of each tile exceeding 0.18 Sqm but not exceeding 0.38 Sqm, as in floors over screed bed or bedding layer of morar 15 mm in cement mortar 1:6 set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface complete all as specified and as directed.

M&L for 75mm thick PCC (1:3:6) type C-2, using 40mm graded stone aggregate as in hardstanding, surface finished even & fair without using extra cement complete all as specified and as directed.

M&L for factory made 60mm thick machine pressed precast cement concrete coloured, rouber moulded, designer (reflecting type) interlocking paver blocks of Grade M-35 conforming to IS 15658-2006 of shape and size as directed with coloured top laid over & including 50 mm thick sand cushioning, joints of blocks filled with dry sand and compacted with mechanical vibrator, complete all as specified & directed by Engineer-In-Charge.

M&L for Pre-polished chequered cement concrete tile 30cmX30cmX 25mm thick set jointed and pointed in neat cement siurry in floor with white cement and pig ments over 15mm thick screed bed or bedding layer of CM (1:6) complete all as specified and as directed.

M&L for cement concrete (1:2:4) type B0, using 12.5mm graded crushed stone aggregate as in copings, kneelers, apex stones, bed plates and the like including weathering, slightly rounded, chamfered angle and throating as directed including use and waste of form work (straight or curved) all exposed surface of concrete finished fair complete all as specified.

M/s Rawat Enterprises

Arpara Trade Agency

M/S Kiran Chandra Das