REPAIR REPLACEMENT OF SEWAGE LINE GULLY TRAP AND MANHOLE AND CLEANING OF SEWAGE LINE SEPTIC TANK AND SOAKAGE WELLS AOR UNDER AGE B AND R 1 OF GE CENTRAL BANGALORE

Amount

Cleaning of sewage line/ manholes blockages (including WC, Urinal, Kitchen and bathrooms) systematically using necessary toos mechanical pump and/ or manually such as by rodding, bamboo fanti and disc of required size (with safety measure gas etc) flushing with water the pipe until water clear the flow of sewage from both side between two adjacent manhole/gully traps or WC/NT of any size or depth, taking out sludge in semi liquid stage/ roots of tree etc including all water effluences etc and removing all materials from ourside MD land and depositing in earth pit of suitable size including supply of sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as specified and as directed.

Cleaning of 100 to 150 mm bore blocked Sewage lines in any depth by pressure Jet by using mechnical/ hydrulic pressure using Vehicle type hydrulic methods or mordern methods from manholes to manholes or manholes to cleaning eye or cleaning eye to clean eye untill the smooth flow of sewage line is restored including taking out sludge in semi liquid stage including all water effluences etc refixing man hole cover and removing all materials from site of work upto a outside MD land and depositing in excavated earth pit of suitable size including supply and sprinkling bleaching powder and covering sludge with earth after removal of blockage etc complete all as directed.

All as per item No. 2 here-in-above but for 200 mm bore sewage line. Note for item No 1 & 2: .Quoted rate is deemed to be inclusive of earthwork & excavation, sprinkling sufficient bleaching powder including transporting the sludge & other materials in closed vehicle.

Cleaning of septic tank, filter bed/ soakage well and inspection chambers of any size and depth not exceeding 1.5Mts deep, getting out sludge (solid/semisolid), bailing out water by mechnical equipement or manual and other accumulated materials complete, washing with the water and disposal of sludge to distance outside MOD land complete all as directed. Note : Quantity of cleaned dry solid per cum shall be measured and paid. The stack measurements are to be taken as final quantity.

All same as per item No 4 here-in-above but depth exceeding 1.5 Mts but not exceeding 3 Mts -do- Notes for BOQ item Nos 1 to 5 : (i). These complaints are to be attended on day to day basis with sufficient manpower and tools. (ii)Quoted rate is deemed to be inclusive of earthwork & excavation, sprinkling sufficient bleaching powder including transporting the sludge & other materials in closed veichle. (iii). The repairs can be under taken as and when required basis accordingly site will be available in piecemeal wise and as directed by Engr-In- charge . (iv) Quantity of cleaned dry solid per cum shall be measured and paid. The stack measurements are to be taken as final quantity.(v).One Supervisior alongwith Four Conservency staff to be detailed to report daily at Complaint cell of ASC &College and /Domlur Complaint Cell to collect complain slip from Complaint Cell and returned back the same after completed the work daily. (i) 02x conservency staff for ASC &College.

Taking down cement plaster of any description including racking out joints, hacking for key scrubbing down with water etcand removal of entire debris as ordered outside MD land complete all as directed.

Demolition of brickwork , precast concrrete block walling or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etcand removal of entire debris as ordered outside MD land complete all as directed.

Demolition of cement concrete (un-reinforced) in ground floor and paving not exceeding 15 cm thick above or below ground level and removal of entire debris as ordered outside MD land complete all as directed.

Demolition of reinforced cement concrete in any description and in any location (reinforcement cut as required to facilitate demolition) including removing of debris to a distance not exc 50 m and depositing where directed.

Dismantling of post or struts (wood, steel or RCC) any section, including taking out embedded portion in concrete and making good the disturbed ground complete.

Dismantling of fencing wire mesh any type complete all as specified.

Demolition and breaking up 150 mm internal dia drain pipes (PVC, cast iron, Salt glazed ware, AC or Reinforced concrete) set in cement mortar including removal and deositing of debris as ordered outside MD land complete all as directed.

All as per item No.12 here-in-above but 200 mm bore pipe.

Excavation in trenches and not exe. 1.5 m wide and not exe. 1.5 m in depth for foundation of drain, man hole , laying of cables , stay etc. not exe. 10 Sq. m on plan and not exe. 1.5 m depth and getting out in soft/loose soil complete all as specified and directed.

Excavating in post holes (or similar holes) each not exceeding 0.5 cu. m, getting out in soft/ loose soil and removing surplus soil to a distance exceeding 500 m and making good surface.

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

Removing excavated surplus soil to a distance exceeding 250 mts but not exceeding 500 Mts and depositing where directed .at a level not exceeding 1.5 M above the starting point complete all as directed.

M & L for PCC 1 :3 : 6 type C2 using 40 mm graded crushed stone aggregate as in foundation filling mass concrete complete all as specified and directed

M&L for cement concrete (1:3:6) type C1 using 20 mm graded crushed stone aggregate as in surface channels and drains and benching including finishing the top of benching even and smooth using extra cement. Note : Forming fair finished channel for drain using extra cement shall be measured and paid for separately

M&L for cement concrete 1:2:4 type B1 using 20mm graded aggregate as in benching, bed plates, coping and the like including weathering, slightly rounded or chamfered angles as directed including formwork and finishing all exposed surfaces complete all as specified and directed .

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement including forms, moulds, mitred/stopped ends etc.

M & L for Precast Reinforced cement concrete 1 : 2 : 4 type B1 using 20 mm aggregate stone aggregate as in cover slab to Man holes set and jointed in cement mortar 1 : 4 complete all as directed (Note : Reinforcement shall be measured and paid seperately.)

M&L factory made pre cast PCC 1:3:6, type C1 (using 20 mm graded granite aggregate) as in block masonry with solid blocks, exceeding 10 cm in width and setting in CM 1:6 complete all as specified.

All same as per item No 23 here-in-above but except concrete blocks -do- (Note : Servicable blocks obtained from Item No 7 here-in-above).

Supply only Integral Water Proofing Compound (ISI Marked) of Make : CICO , Acco Proof , Impermo , Aqua flex as approved.

S & F 10 mm dia and over TMT bars cut to length bent to shape required cranking including bending , hooking ends etc and binding with mild steel wire (annealed) not less than 0.9 mm dia complete all as specified and directed.

S&F mild steel work in hard rails , winds ties post and structs in fencing screwed or welded to shaped as directed , including all necessary drilling ,bolting with mild steel screw bolts of 11-15 mm diameter of shank (machine made) with hexagonal or square heads at one end and screwed the other, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt exceeding 5 cm but not exceeding 10 cm longor welding etc, and similar work confroming Fe-290 Gde-E-165.

Supply only Chain link fencing any size or type complete all as specified and as directed. Make : M/s Sachin , TATA or any approved make as approved..

Fixing only diagonally pinned fencing wire including line wire, any mesh size and type of standards, rails, straining bolts etc. including provision of binding wire complete all as directed.

M&L for 75mm thick plain cement concrete 1:2:4 type B1 using 20mm graded crushed stone aggregate as in floor and finished the even and smoth without using extra cement complete all as directed.

M & L for 75 mm thick plain cement conctere 1: 3 : 6 type C2 using 40 mm graded crushed stone aggregate as in plinth protection finished the surface fair and even complete all as directed.

M&L for factory made chequered cement concrete tiles, 20cm x 20cm x 22mm to 25 mm thick (glossy finish) , set, jointed and pointed in neat cement slurry in floors with grey cement & pigment, over & including 15 mm thick screed bed in cement & sand mortar 1:4, complete all as specified & as directed. (Note : i) Quoted rate is deemed to be inclusive of cement screed. ii) Shade / pattern / Colour of tiles shall be got appproved before procurement).

M&L for factory made 60mm thick machine pressed precast cement concrete interlocking paver blocks of Grade M-35 conforming to IS 15658-2006 of shape and size as directed with grey cement and no pigment laid over laid 50mm thick sand laid ddry sand and compacted with mechanical vibrator complete all as specified & directed. (Note : Sand measured and paid seperately ).

Supply only sand .

M&L for rendering 15 mm thick in CM 1:4 on brick work/ block concrete surface finished the surface even and smooth without using extra cement complete all as specified.

M & L Two coats of 1st quality synthetic enemal paint over a coat of zinc chromate primer over any description of new steel surface over 10 cm in width or girth including necessary preparation of new steel surface complete all as directed.

M & L for DWCPE(SN4) pipes nominal dia 172.50 (OD)/148.50(ID) mm diameter Pipes) laid on any depth of trenches including jointing/cutting as required length pipes with jointing with socket/spigoht with elastomeric sealing as per manufactutrers instruction to make the sewer line functional including testeong on completion to entrire satisfaction of Engr-in-Charge Make: Supreme pipes or equivalent as approved.

All same as per item No 37 here-in-above but 198.50(ID)mm dia -do-

Supply and fixing factory made FRP manhole cover of size 600x600mm of 2.5 to 3Tonne compressive strength including necessay fixing in existing manhole chamber with PCC (1:2:4) including taking existing manhole cover of any type complete all as specified. Make -King or equivalent

Supply and fixing factory made FRP manhole cover of size 900x900mm of 2.5 to 3Tonne compressive strength including necessay fixing in existing manhole chamber with PCC (1:2:4) including taking existing manhole cover of any type complete all as specified. Make -King or equivalent

M&L for cutting into existing manhole for connecting 150 mm bore (internal dia ) new drain pipe, making good to pipe and rendering, cuttingout existing benching for forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B1 using 20 mm graded granite stone aggregrate, smooth finished and reforming benching as required complete all as specified and directed.

VP DEVELOPERS AND CONTRACTOR (BID ID -3516466)

Srinivas G Civil Contractor (BID ID -3514044)

shri veerabadreshwara enterprises (BID ID -3520788)

dhanalakshmi constructions (BID ID -3522871)

ShaikPyarejanandsons (BID ID -3517765)