REPAIR MAINT OF SEWAGE LINE SEPTIC TANK MANHOLE STP INCL CLEANING WORK OF DRAIN IN NEW CANTT UNDER GE GANGTOK

Excavation in trenches not exc. 1.5 metre deep and not exc. 1.5 metre wide and n. Exc 10sqm on plan getting out as in soft/loose soil for foundation etc complete all as specified and directed.

Excavation in trenches exc. 1.5 metre deep and not exc. 3.00 metre wide and n. Exc 10sqm on plan getting out as in soft/loose soil for foundation etc complete all as specified and directed.

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

Removing surplus soils to a distance not exceeding 50 mtr and depositing where directed at a level not exc. 1.5 mtr above the starting point complete all as specified and directed.

Demolition of precast block masonary or precast concrete article built in cement mortar complete all as diected.

Demolition/Dismantling and breaking up of drain pipes (AC, PVC or SWR or Reinforced cement concrete) n.exc 150mm dia (Internal), set in cement mortar including taking out from trenches,PCC bed, haunching set in CM and removing from site complete all and directed.

Demolition/Dismantling and breaking up of drain pipes (AC, PVC or SWR or Reinforced cement concrete)n.exc 200mm dia (Internal), set in cement mortar including taking out from trenches, PCC bed, haunching set in CM and removing from site complete all as specified and directed.

M&L for PCC 1:3:6 type C-2 (by using 40 mm graded stone aggregate) as in bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 150ID/172ODmm dia DWCPE pipe, PVC pipe all size and NP3 pipe, complete all as specified and directed.

M&L for PCC 1:3:6 type C-2 (by using 40 mm graded stone aggregate) as in bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 200ID/232ODmm dia DWCPE pipe and NP3 pipe, complete all as specified and directed.

S&F for reinforced concrete pipes, class NP3, laid and jointed complete with collars of 150mm bore complete all as specified and as directed.

M&L for 150OD/170 (ID)mm dia DWCPE SN8 pipe single socketed, in length with joints laid in trenches or in floors Confirming to IS 16098(pt-2) complete all as specified and as directed.

M&L for 200 OD/175 (ID)mm dia DWCPE SN8 pipe single socketed, in length with joints laid in trenches or in floors Confirming to IS 16098(pt-2) complete all as specified and as directed.

S&F as in repair 110 mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints fixed to wall, laid in trenches or in floor with all necessary clamps,bolts, bends, Tee etc complete all as specified and as directed.

Supply & fix in repair 150 mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints fixed to wall, laid in trenches or in floor with necessary clamps, bolts, bends, Tee etc.complete all as specified and as directed.

S&F in repair for PVC(SWR) 75mm pipes single socketed, in any length with rubber ring joints, laid in trenches or in floor with necessary clamps, bolt, bends, Tee all as specified and directed.

M&L for cutting into existing manholes for connecting new drains (internal dia pipe 150mm to 200mm), 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 B-I smooth finished, and reforming benching complete all as specified and directed.

M&L for precast PCC 1:3:6 type C1 (by using 20mm graded stone aggregate) block masonry with solid blocks, exc 10 cm in width and setting in CM 1:6 complete all as specified and directed.

Taking down cement plaster on brick or stone walls or concrete surface, including racking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

M&L for 20 mm thick rendering in two layer (10mm thick each layer) in CM 1:4 and top layer with using water proofing compound as per manufactures instructions on fair faces of brick or concrete surfaces, finished even & fair with using extra cement complete all as directed. Note :- WPC will be measured and paid seperately as supply only)

M&L for 15 mm thick rendering in CM (1:6) on other than fair faces of brick or concrete surfaces, finished even & fair with using extra cement complete all as directed.

All as per Sch Á' item No 21.00 above but sewage line o fnexc 100/110mm bore completed all as specified and as directed.

Demolition of cement concrete (un-reinforced )of any description and in any position not specifically provided for complete all as specified and directed.

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

M&L for PCC (1:3:6), type C-1 (using 20mm graded stone aggregate) as in coping complete all as specified & as directed.

M&L for 75mm thick PCC type C-2 (1:3:6) using 40 mm graded agg in plinth protection path/hardstanding/drain bed/ jhura bed finished cement concrete surfaces fair and even including forming construction joint filled with CM (1:6) complete all as specified & as directed.

M&L for 100mm thick PCC type C-2 (1:2:4) using 40 mm graded agg in path/hardstanding/steps/drain bed/ jhura bed finished cement concrete surfaces fair and even including forming construction joint filled with CM (1:4) all as specified & directed.

M&L PCC 1:3:6 type C2 using 40mm graded stone aggregate as in surface channels/drain including forming fair finished to drain channel complete all as specified and directed.

Cleaning of septic tank , soakage well of any size by removing of sludge from inside the septic tank and removing to a distance exc. 250m but not exc. 500m and buried the same in to earth pits including excavation of earth pits of required size & depth, depositing & spreading of sludge, returning in filling earth over sludge with bleaching powder @ 1 Kg/sqm and removal of surplus soil to a distance not exc. 50m all complete as specified and as directed. NOTE : Earth to be filled in the pit over bamboo matting after sufficient absorption of liquid for a period of 48 hours and spreading of bleaching powder over the sludge before earth filling as directed by the Engr-in-Charge. Cost of bamboo matting, spreading of bleaching powder and excavating the earth pit and filling earth etc shall be included in the unit rate as quoted and size of pit shall be made accordingly as directed by Engr-in-Charge. The measurement of sludge shall be taken as per size of earth pit with actual depth of sludge deposited in the earth pit after initial settlement of 48 hours.

Cleaning of blocked gully trap/floor trap etc of any size by rodding thoroughyly to manhole and well flushing with water after cleaning and including remove of sludge and other materials obtained from cleaning, garbage to a pit made for this purpose and filling upto the earth complete as as specified and as directed.

Cleaning of blockages of WHB, EWC etc of any size by rodding thoroughyly to manhole and well flushing with water after cleaning and including remove of sludge and other materials obtained from cleaning, garbage to a pit made for this purpose and filling upto the earth complete as as specified and as directed.

All as per Sch Á' item No 32 above but exc 0.60Metre but nexc.1.50Metre in deep complete as specified and as directed.

All as per Sch A item No 32 above but exc 1.50Metre but nexc.3.0 Metre in deep complete as specified and as directed..

S&F as in repair 75-150 mm bore PVC (SWR) bends, vent cowl, reducers any radius complete all as specified and directed.

S&F in repair PVC (SWR) 75-110mm junction single (Single T & Double T) equal or unequal complete all as specified and directed.

S&F in repair PVC(SWR) 75-100mm access doorcomplete all as specified and directed.

Supply only liquid water proofing compound complete all as specified and directed.

Taking up or down 20mm bore steel water tubings and fittings etc complete and making good disturbed surfaces of walls/ceilings or floor etc complete all as specified and as directed.

Taking up or down 25mm bore steel water tubings and fittings etc complete and making good disturbed surfaces of walls/ceilings or floor etc complete all as specified and as directed

Supplying and laying of 20mm bore CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors complete all as specified and directed.

M&L for 25mm steel tubing medium grade,galvanised fitting fixed complete to walls and ceiling or floor complete all as specified and directed.

Cutting chases, pinning in, making good to facing where required and pointing in CM 1:3 for concealed water tubing conduit wiring etc and making good, cutting n.exc 10cm girth as in stone or concrete block walls complete all as specified and directed.

Demolition of reinforced cement concrete of any description and in any position such as pre-cast manhole cover or cover slab of septic tanks etc (reinforcement cut as required to facilitate demolition) complete all as specified and directed.

M&L for pre-cast RCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in manholes covers etc including necessary form work and set in CM 1:4 complete all as specified and directed. NOTE : Re-inforcement shall be measured and paid separately.

M&L for Mild steel TMT bars 10mm 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 0.9 mm dia or securing with clips.complete all as specified & as directed.

M&L for Mild steel TMT bars 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 and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified & as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) removing serviceable tiles to store and rubish off the premises complete all as specified and directed.

M&L for non- skid Ceramic plain coloured tiles 7 to 8 mm thick (square / rectangular) conforming to IS 13712 grade B-II (a), approved make and colour shade, area of each tile exc 0.11 sqm but not exc 0.18 sqm , in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match over & including screed bed or bedding layer 15 mm thick in CM 1:4 complete all as specified & as dirceted.

M&L for glazed ceramic coloured tilesof size 350x250x7mm/450x300x7mm mm thick fixed on vertical surfaces such as dado / skirting, raiser to steps etc conforming to IS - 13712 grade IB-III set and jointed in neat cement slurry and pointed in white or coloured cement to match, over and including screed bed / backing layer of 10 mm thick in cement mortar (1;3) complete all as specified & as dirceted.

M&L for Lacquer coated coloured chequered cement concrete tiles of size 200mm x200mm x 25 mm/ 300 x 300mm x 25mm thick as in pavement/footpath/trade/riser, set and jointed in neat cement slurry and pointed with grey cement and pigment laid over and including Demolition and screed bed/bedding layer of 15mm thick in cement mortar (1:6) all as specified and as directed.

S&F in repairs Vitreous China squatting pan of ‘Orissa pattern’, size 580 mm x 440mm (white) with ‘P’ or ‘S’ trap, front or back inlet and foot rests, any pattern complete including provision of PCC bedding and connection to trap, and to flushing pipe, antisyphonage pipe, etc. complete including making good to floor complete all as specified & as dirceted.

S&F as in chromium plated health faucet with flexible pipe incl fixing to steel pipe or union complete all as secified and as directed.

S&F as in repair 15mm bore one/two way long body bib taps cast copper alloy chromium plated, fancy type with crutch or butter fly handle, screwed down, screwed for iron pipe or for brass ferrule & fixed complete all as specified and as directed.

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