REPAIR MAINTENANCE AND CLEANING OF SEWAGE LINE MANHOLES AND SEPTIC TANK IN MD ACCN OF AGE BR I UNDER GE MAINT INF SCHOOL MHOW

Amount

Excavation in trenches n.exceeding 1.50m wide and n.exc 1.50m depth for foundation etc or for shafts, walls, cess-pits, manholes, pier holes etc n.exc. 10 sqm on plan and n.exc. 1.5m in depth, getting out in soft/loose soil complete all as specified and directed.

Removing excavated materials n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point, complete all as specified & directed.

Returning, filling in including spreading, levelling watering and well ramming in layers not exc. 25cm thick complete all as specified and directed.

M&L for Salt glazed stoneware drain pipe Grade 'A' 150 mm bore laid in trenches and jointed including taking down existing pipe complete all as specified and directed.

All as per item No 4 here-in-before but 200 mm bore pipe and -ditto- complete all as specified and directed.

All as per item No 4 here-in-before but 100 mm bore pipe and -ditto- complete all as specified and directed.

M&L for 200mm Reinforced concrete pipes, class NP2, laid and jointed complete with collars complete all as specified and directed.

Material and Labour for PCC (1:3:6) type C2 using 40 mm graded stone aggregate as in bed drain pipes of 150 mm bore including packing under and haunching against the sides of pipes after they are laid and tested including taking down existing concrete complete all as specified and directed.

Material and Labour for PCC (1:3:6) type C2 using 40 mm graded stone aggregate as in bed drain pipes of 200 mm bore including packing under and haunching against the sides of pipes after they are laid and tested including taking down existing concrete complete all as specified and directed.

Material and Labour for PCC (1:3:6) type C2 using 40 mm graded stone aggregate as in bed drain pipes of 100 mm bore including packing under and haunching against the sides of pipes after they are laid and tested including taking down existing concrete complete all as specified and directed.

M&L for cleaning of sewage line, SWG/CI pipe or RCC pipe vertically/horizontally of dia n.exc 100 mm bore by rodding well flushing by using sufficient water and making it to clear for easy flow of sewage from WC gully trap Nahani trap including desludging of and making it the proper functional to entrie satisafaction of Engineer-in-Charge and removing the sludge out side MD land and burying it in pits and covering with earth and spreading hydrated time @ 1 Kg per Sqm of covered area complete all as specifed and directed at site complete all as specified and directed at site complete to entrie satisfaction of Engr-in-Charge.

M&L for cleaning of sewage line, SWG/CI pipe or RCC pipe vertically/horizontally of dia n.exc 150 mm by rodding well flushing by using sufficient water and making it to clear for easy flow of sewage from WC, gully trap, Nahani trap including desludging of and making it the proper functional to entire satisfaction of Engineer-in-Charge and removing the sludge, silt etc to a distance n.exc 500m and burying it in pits and covering with earth and spreading hydrated lime @ 1 Kg per Sqm of covered area complete all as specified and directed at site complete to entire satisfaction of Engr-in-Charge.

All as per item No 11 above but for 200mm bore -ditto- complete all as specified & directed.

Cleaning of septic tank by desludging, distilling and getting out all silts and sludge, organic and inorganic materials by manually/mechanically and removing the sludge and burying it into the pits and covered with earth including spreading hydrated lime 1 Kg per pit complete all as directed at site.After complete cleaning of septic tank the manhole cover will be refixed in same position with CM (1:4) and bleaching powder spread on top surface of septic tank @ 1 Kg per septic tank complete to entire satisfaction of Engineer-in-Charge.

M & L for Cleaning/desludging of existing septic tank, of any capacity and depth with inlet/outlet chambers including taking out sludge (both organic and inorganic matter) in any form and other foreign matter etc viz sediment, sand, ash, grease, fibre, silt, roots or vegetation etc by means of sewage sucking machine and after plugging the incoming sewer line through combined high pressure water jetting/ suction (Vacuum) type machine mounted on LCV/HCV facility of high pressure vacuum and removing the sludge outside MD land by any means at a place meant for the purpose by local munucipality complete all as specified and directed at site.

Cleaning/clearing of manhole of any description any size and depth and removing sludge and accumulated solids/semi solids with proper equipment and washing down with water for smooth functioning of sewage line and man hole as specified and waste obtained shall be removed to a distance exceeding 200 m and not exceeding 250m and buried in ground including necessary excavation earth work and spreading of bleaching powder complete all as specified and directed. by Engineer-in-charge.

Cleaning / removal of blockage from EWC/IWC/Gully traps/floor trap/wash hand basin etc choked with mud and other accumulated solids, semi solids etc with proper cleaning rubber bush/other instruments and cleaning with water for proper functioning of same complete all as specified and directed by Engineer-in-Charge.

M & L for cleaning/clearing of sewer line (including inbetween manholes) up to 200 mm bore sewer line of any type and any location, depth of manhole n.exc 3.0m in depth, section, line between the sewer lines to septic tank/soak well/sump well and cleaning any type of blockage including desilting, descaling and dechocking of drain and manhole with combined high pressure water jetting cum suction vacuum type machine mouinted on LCV/HCV and having facility of high pressure vacuum and provn of hydraulic application through high pressure thermo plastic fibre based water jetting hose and conical round shape nozzle pipe and flushing after cleaning and removing the sludge outside MD land by any means at a place meant for the purpose by local munucipality complete all as specified and directed at site. Note: For item No. 14 to 16 (i) Necessary precautions as well as safety measures shall be taken by the contractor without any extra cost for working in the foul condition. (ii) The contractor shall be enterily responsible for the lapse, mishappenig to any of the manpower deployed and /or to other equipment/machinery/material at the site.

Demolition of brick work built in cement mortar in any position including all quoins, arches & pillars etc. complete all as specified and directed.

M & L for Brick work with sub class 'B' bricks with using Modular size Brick , straight or curved on plan exc 6m mean radius built in CM (1:6) complete as directed and specified..

Extra for forming fair finished drain or channel, 30 cm inner girth in cement concrete using extra cement including forms, moulds, mitred, stopped ends, complete all as specified and directed.

M&L for rendering 15mm thick in CM (1:4) on any faces of brick or concrete surfaces finish the surface even and smooth without using extra cement complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position not otherwise specifically provided forcomplete all as specified and directed.

Material and labour for pre-cast reinforced cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate in cover slabs,manhole cover and similar work complete all as specified and directed.

S & F of Mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including crancking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.90 mm dia or securing with clips complete all as specified and directed.

S&F of mild steel round bars 10mm dia FE 410W Gde E-250 quality A or Fe 290 gde E-165 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 0.9 mm dia or securing with clips for man hole cover handle complete all as specified and directed.

Dismantling of 75mm dia cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required complete all as specified and directed.

Dismantling of 100mm dia cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches, if required complete all as specified and directed.

S&F of 75mm dia Cast iron sand cast soil, waste and vent pipes in any length with or without ears, with cement joints, fixed to walls complete all as specified and directed.

S&F of 100mm dia Cast iron soil, waste and vent pipes in any length with or without ears, with cement joints, fixed to walls complete all as specified and directed.

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

Supply and fixing in repair of PVC (SWR) pipe, 75 mm bore, single socketed, in any length with rubber ring joints, laid in trenches complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) pipe, 90 mm bore, single socketed, in any length with rubber ring joints, fixed to walls complete all as specified and directed.

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

Supply and fixing in repair of PVC (SWR) bends 75 mm bore, with access door complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) bends 90 mm bore complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) bends 110 mm bore complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) junction single, (Single T) equal or unequal with access door 75mm bore pipes complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) junction single, (Single T) equal or unequal with access door 90mm bore pipes complete all as specified and directed.

Supply and fixing in repair of PVC (SWR) junction single, (Single T) equal or unequal with access door 110mm bore pipes complete all as specified and directed.

Supply & fixing in repair of PVC (SWR) vent cowl, 75mm bore complete all as specified and directed.

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

M&L in repairs for 75mm dia PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all as specified and directed.

S & F in repair of vitreous china squatting Pan “Orissa” Pattern, of size (580mm x 440)mm white colour with integral foot rests (excluding flushing cistern and flush pipe) including provn of cement concrete bedding ccomplete all as specified and directed.

S&F in repair Vitreous China wash down water closet pan (pedestal pattern), white colour (excluding fixing bolts, flushing cistern & flush pipe)incl Plastic water closet seat, white, closed pattern with flat bottom, & cover & mild steel CP or aluminised hinging device complete all as specified and directed.

S&F in repair of Vitreous China wash down water closet pan (semi-pedestal pattern)(Anglo-Indian type), white colour (excluding fixing bolts, flushing cistern & flush pipe) incl Plastic water closet seat, white colour, closed pattern with flat bottom, & cover & mild steel CP or aluminised hinging device complete all as specified and directed.

S & F in repairs of 10 ltrs capacity PVC flushing cistern, low or high level, with inlet, ball valve, syphonic action type, float and handle, PVC Flush pipe , pull or push type including brackets complete all as specified and directed.

S&F in repair of Plastic water closet seat cover, white colour, closed pattern with flat bottom, & cover & mild steel CP or aluminised hinging device complete all as specified and directed.

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

M & L for Non Skid coloured Ceramic tiles 7 to 8mm thick(Square/rectangular) area of each tile exc 0.06 sqm but n exc 0.11 sqm in floors over and including 15mm thick screed in CM 1:6 , set & jointed in neat cement slurry and pointed in white cement mixed with pigment to match the colour of tiles complete all as specified and as directed..

Dismantling of Stone slabs and tiles of any description or thickness in floors, aprons etc complete all as specified and directed.

M & L for chequered cement concrete tiles (glossy finish) (40 cm x 40 cm) x 30 mm thick set ,jointed and pointed in neat cement slurry in floors with grey cement and pigment laid over 15 mm thick screed bed or bedding layer in CM (1:6) complete all as specified and as directed.

M&L for 60 mm thick machine pressed precast concrete interlocking paver block (glossy finish) of M-35 Gde of approved shape, size & colour confirming to IS 15658-2006 with grey cement and no pigment complete all as specified and as directed.

M&L for stone dust under floors or in foundations including watering and consolidation spreading and levelling in layers n exc. 25 cm thick complete all as specified and directed.

M & L for 20 -25 mm thick kota stone, machin cut kota stone slab flooring(mirror polished) over and including 15mm cement screed base laid in CM (1:6) , and jointed in neat cement slurry mixed with pigment to match the shade of slab including rubbing and polishing complete all as specified and directed.

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.

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

M&L for 75mm thick plain cement concrete (1:4:8) type D-2, using 40mm graded stone aggregate as in subbase etc.complete all as specified and directed.

M& L for providing plain cement concrete (1:2:4) type B-2 (using 40mm graded stone aggregate ) in surface channels and drains,coping incl finshing of exposed surfaces evev & smooth with using extra cement complete all as specified and directed.

M & L for preparation of surfaces for applying bituminous primer (conforming to IS-3384-1965) @ 0.30 Kg/Sqm complete all as specified and directed.

M & L for applying a tack coat of Industrial bitumen grade of 85/25 at the rate of 1.2 Kg per Sqm including cleaning surfaces complete all as specified and directed. NOTE: (1st coat for bonding material below membrane and 2nd coat on top of membrane. Each coat will be paid seperately.)

M & L for 3mm thick APP based polymeric membrane minimum weighing 3kg/sqm and reinforced with polyster non wove fabric (wt. not less than 150 gms/sqm) land on primed surface by forced application complete all as specified and directed.

M&L for PCC (1:2:4) type B- 0 using 12.5 mm graded stone aggregate mixing with WPC (liquid) as in levelling course in sunken portions etc complete all as specified and directed. NOTE: WPC (Liquid) will be measured and paid separetely under respective item)

M&L for Plain cement concrete (1:5:10) , type E-2 (using 40mm graded stone aggregate) as in filling of sunken portion complete all as specified and directed.

Supply only Liquid Water proofing compound PIDIPROOF LW+ of Dr FIXIT or equivalent as approved complete all as specified and directed.

S & F in repairs of Galvanised steel tubes 40mm dia medium grade for spout pipe etc including welding, greasing etc complete all as specified and directed.

Cleaning and removing all scale and dirt, etc from water tanks of capacity exceeding 250 litres but not exceeding 500 litres and from mouth of circulating pipes, etc including writing date of cleaning and applying a coat of bleaching powder complete all as specified and directed.

Cleaning and removing all scale and dirt, etc from water tanks of capacity exceeding 500 litres but not exceeding 1000 litres and from mouth of circulating pipes, etc including writing date of cleaning and applying a coat of bleaching powder complete all as specified and directed.

S & F in repairs of 20 mm dia Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 2 0 m m - 2 1 0 g m s . /25mm-455gms/ 40mm - 690 gms) complete all as specified & directed.

Taking down steel tubing 15mm bore and connections complete all as specified and directed by Engineer - in – Charge.

S & F of GI tubing 15mm bore medium grade with all fittings & fixed complete to walls /ceiling or laid in floors complete all as specified and directed.

S&F in repair of over head tank cover of 500-1000ltr capacity complete all as specified and directed by Engr-in-charge.

M/s Narendra kumar Agrawal