Tender for the work of replacing 150mm dia SW pipeline by 230mm dia SW pipeline at Rachhe Katte side crosses Renuka Yallamma Temple opposite Kalkere Main Road coming under Ramurthy Nagar Service Station of AEE(E)-1-3 sub division-General Cateogry

Estimate for the work of Rectification of 9" dia SW line in 5th main, Sangholli Rayanna road, RMV 2nd stage, near Corporation Bank, Coming under new BEL road service station, AEENE-3 Sub Division.

Sl Particulars No L(m) B(m) D(m) Total Qty Rate Amount

1 Cutting road surface for pipeline trenches and disposing off the exvated stuff and directed including barricading,danger lighting etc.,in the following classifications. Cutting cement concrete road.(BWSSB SR 13-14, P-5,I 4(2)

EXMH1 to EXMH2 1 36 0.8 0.15

EXMH2 to NMH3 1 11.5 0.8 0.15

NMH3 to NMH4 1 30 0.8 0.15

Deduct Manhole Qty 2.18 0.8 0.15

2 Earth work excavation for pipeline trenches(except building works) including depositing on bank upto a lead of 30 meters including danger lightning and using sight rails and boning rods at every 100 meters wherever necessary as directed in the following strata. In all soils mixed with boulders of 30 cms size upto and exclusive of disintegrated rock.(BWSSB SR 2013-14,P-3,I-1.10).

EXMH1 to EXMH2 1 36 0.8 1.4

EXMH2 to NMH3 1 11.5 0.8 1.4

NMH3 to NMH4 1 30 0.8 1.4

Detn Mh's 2.18 0.8

Detn Asphalt Qty

3 Providing and Laying glazed stone ware pipes (0.6 mt length) 22.50 cm dia tested quality including caulking withhemp yarn with CM 1:2 and testing with water etc., Complete excluding earth work (BWSSB SR 13-14, P-54, I 4(2.3).

EXMH1 to EXMH2 1 36

EXMH2 to NMH3 1 11.5

NMH3 to NMH4 1 30

Detn Mh's -3 2.18

4 Refilling pipeline trenches and foundation with selected available earth form trench excavation and foundation inlcuding watering, consolidation in layers of 15cms., thickness including disposing off the surplus earth with all leads & lifts. (BWSSB SR 2013-14 P-129 I-2.11).

qty same as 1 and 2 Cum 50

5 construction of circular manholes of 1.2m dia meter conical in shape and to including laying of CC of 1:3:6 proportion with 2.5 cms to 4.8 cms granite jelly thickness of concrete using 0.25m and off set of 0.15mtr brick walls in CM 1:4 including providing and fixing of C.I steps at 30cm apart in CC 1:2:4 and plastered with 1:3 proportion 1.25cms thick inside smoothly and outside finished roughly with CM 1:4 including earthwork in all types of soils refilling watering temparing etc.,complete and fixing including conveying CI manhole cover and frame of RCC rings and covers on a bed 1:2:4 CC granite jelly (1.25 to 2cms) size and finished smooth upto the top of dia of pipe brick relieving arch to be provided over wherever pipes to be connected with manhole CC 1:1:5:3 and CM plastered over it barricading,lighting,watering bailing out water slush removing and pouring tar over CI manhole cover etc.,complete as per specifications.BWSSB SR 2013-14 P-67,1-67 )

1.20 Mtr Depth on the NMH3, NMH4 No 2 11267

6 Dismantling the damaged or collapsed manhole of 4" dia conical in shape and reconstructing the same with machine made wire cut brick in CM (1:4) as per design and specification of new manhole 4" dia with old frame and cover excluding bed concrete 1:3:6 (BWSSB SR 2013-14, P-73, I-35)

0.40 Mtrs Depth on the line EXMH1, EXMH2, No 3

7 FRC Rings and covers Heavy duty No 2 1095 14268

8 Misc and Rounding off

I certified that I have personally inspected the spot and prepared the estimate on the basis of BWSSB SR 2013-14

JE (SN) AEE NE-3 EE NE

Estimate For The Work Of Replacing 150Mm Dia Sw Pipeline By 230Mm Dia SW Pipeline At rachhe katte side crosses Renuka yallamma temple opposite kalkere main road Coming Under RMN Service Station Of AEE(E)-1-3 Sub Division.

Sl Particulars Unit Total Qty

1 Dismantling of Flexible pavements and disposal of dismantled materials and stacking serviceable and unserviceable materials separately, By Mechanical Means Bituminous course Cum 192.448

2 Earth work excavation for pipeline trenches in all kinds of soils by mechanical means above 600 mm trench width as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, caution lights, bracing, using sight rails & boning rods at every 100 mm whevere necessary as directed, removal of stumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required , utilising the available excavated earth locally for the work etc., and all other appurtenances complete in the following strata.All kinds of soil depth upto 1.5m Cum 708.304

2a Depth exceeding 1.5 m, but not exceeding 3 m Cum 35.554

3 Providing lowering laying, jointing, testing and commissioning of following diameters glazed stone ware pipes, conforming to IS 651:1992, (with 5th revision) in all respects jointing with EPDM rubber rings (seals according to EN 681 & ASPM 425) The rubber seals joints pipe will have groves in interior of socket and exterior of the spigot. The rubber gasket shall be prefixed at the factory by the manufacturer rigidly with approved glue to have leak proof joint including conveying of pipe to work site and rolling and lowering into trenches, laying true to line, level and perfect linking at joints testing and commissoning including loading and unloading at both destinations and cuts of pipes wherever necessary including jointing of GSW pipes and specials, with rubber gaskets conforming to EN 681 and ASTM C-425 including cleaning the socket and spigot with soap solution and applying talcum powder for detecting crack, then applying glue and before inserting of rubber gaskets, jacking and fixing in perfect condition including the cost of soap solution, talcum powder and glue etc. and giving necessary hydraulic test to the required pressure of water head with all lead and lifts including costing of jointing materials and all necessary survey works for laying of sewers etc.,230mm Rmt 1052.8

4 Providing PVC-U INDIVIDUAL U.G.D House service connection (which shall be laid from inside the customer property ) which includes: a) Supply of PVC-U pipe (b) providing and fixing of 315 mm dia the PE Inspection chambres with lid consisting of inlet & outlet arrangementswith base, riser of min. 0.42 m depth which includes earth work,fixing in CC-1:2:4 with appurtenances., complete. (c) civil works like Earthwork excavation for the pipeline trenches for laying of PVC-U pipes for the house connections in all types of soils , disintegrated rock,softrock, hard rock, including cutting of any road using , crossing drains, compound, Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, c.c. woodwork, steel work, including T & P and scaffolding wherever necessary sorting the dismantled material, disposal of unserviceable and stacking the serviceable material with all lifts and lead , restoring the damaged portions inside or outside the property premises, refilling the portions of trenches that are dug open including linking to existing sewer network with appurtenances. complete. No"s 195

5 Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cms in depth, compacting each deposited layer by ramming after watering with a lead upto 50 m, and lift upto 1.5 m. Including cost of all labour complete as per specifications Cum 676.111

6 Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver/grader in sub-base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. Cum 216.448

7 Conducting Topographical GIS survey for the proposed Water Supply UGD scheme to the city / town with latest total station survey equipments. The work shall include collection of field data from local body, conducting detailed survey showing the all important land marks, existing water supply lines, sewer lines, all roads, levels, nature of roads, L-section survey for transmission main/ feeders/sub-feeder/ rising main from Jack well to WTP and WTP to OHT's and distribution network inlcuding clearing the obstructions, with all survey staff required covering all the developed & newly developed layouts or L-section survey for Sub-Main/Mains/Trunk Sewer/Rising main from wetwell to STP inlcuding clearing the obstructions, with all survey staff required covering all the developed & newly developed layouts with submission of Soft copy of drawings along with source file and Hard Copy in 3 sets for the following:water supply/sewage line m 1052.8

8 Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work Cum 67.747

9 Dewatering the sewage / storm water by using reqired HP submersible pump for the diversion of storm / sewage during the execution of work. Considering for one Pump:10hp Hr 10

10 Dismantling the damaged or collapsed Machinehole ,conical in shape,and reconstructing the same for the same dimensions, with machinemade wire cut brick in CM 1:4 with ordinary portland cement etc. asper design and specifications. The existing ring, cover and CC beedingto be used. For 1.2M dia: No"s 36

11 Providing, filling and laying of sand bags filled with sand / clay for diversion of sewage during execution of work. No"s 210

100 Ground Level

99 Ground Level

98 Invert Level Ground Level

97 Invert Level

Datum 96.00 EXMH1 EXMH2 EXMH3 NMH4 EXMH5 EXMH3 EXMH6 NMH7 NMH8 EXMH6 EXMH9 EXMH10

Invert Level (mt)

Cummulative (mt)

NMH17 to NMH23 99

NMH23 to NMH24 98

NMH24 to NMH25 97

NMH25 to NMH26 96

NMH26 to NMH27 Datum 95.00 NMH17 NMH23 NMH24 NMH25 NMH26 NMH27 NMH28 NMH29 NMH30 EXMH31

NMH27 to NMH28 Ground Level (mt) 99.8

NMH28 to NMH29 Invert Level (mt)

NMH30 to EXMH31 Cummulative (mt) 0