Tender for the work of providing and laying 300mmdia RCC pipeline in place of damaged /silted 230mm dia SW line at Bosco Nagar 4th cross coming under KR puram Service station of AEE(E)-1-3 sub division General

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

Item_code description uom_name quantity

code-01 Dismantling of Flexible pavements and disposal of dismantled materials and stacking serviceable and unserviceable materials separately, By Mechanical Means Bituminous course Cum 140.25599999999997

code-01a Hard rock Cum 68.76799999999999

code-02 Earth work excavation for pipeline trenches by mechanical means as per drawing and technical specification, including setting out, construction of shoring, strutting, cost of blasting materials, barricading, caution lights, bracing, using sight rails & bonding rods at every 100 mm wherever 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 and all other appurtenances to complete in the following strata hard rock (blasting prohibited) Cum 428.176

code-02a Depth exceeding 1.5 m, but not exceeding 3 m Cum 388.4309999999999

code-02b Depth exceeding 3 m, but not exceeding 4.5 m Cum 164.308

code-02c Depth exceeding 4.5 m ( 1.) Add 5% per m³ for every additional 1.50m depth or part thereoff beyond 4.50 m depth. (2) Additional rates for quantities of works, executed in or under foul position,including pumping water as required cost of 1 m depth 25% of the rate of the item. Rate: (1196 x 30% + 1196) Cum 30.701000000000004

code-03 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 kind of soil Cum 811.695

code-03a Depth exceeding 1.5 m, but not exceeding 3 m Cum 435.5180000000001

code-03b Depth exceeding 3 m, but not exceeding 4.5 m Cum 85.871

code-03c depth exceeding 4.5m Cum 11.128

code-04 Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED) pipes NP-3 Class conforming to IS:458-1988 with latest amentments using ordinary portland cement, for sanitary works and conveying to work site, rolling and lowering into trenches, laying true to line and level including loading and unloading at both destinations and jointing of pipes and specials, perfect linking of joints with jack to correct position including cost of jointing materials, i.e, rubber rings conforming to IS: 5382 for S&S RCC pipes, with all leads and lifts as directed and giving necessary hydraulic test as per ISS to the required pressure and commissioning etc. complete. (Contractor will make his arrangements for procuring water for testing). Before the execution of the work, the contractor shall carry out the survey (300mm dia ) Rmt 1306.4

code-05 Providing and constructing "WIRE CUT BRICK MACHINEHOLE CHAMBERS" using Portland/Pozzolana cement, conical in shape at top, with CC 1:3:6 foundation using 40mm and down size graded metal of approved quality and with an offset of 0.15M alround the chamber Construct Brick masonry in CM 1:4, 340 mm thick, with wirecut bricks of approved quality, plaster inside and out side with CM 1:3, 12mm thick, except for the conical surface outside where the plaster thickness shall be 20mm. Slope inside to be 1:6 in the concrete towards central drain and finished smooth. Fixing of pipes in CC 1:2:4 with graded metal of 20mm and down size. Providing and fixing SFRC Machinehole frame and cover (Heavy Duty) conforming to IS:12592 with latest amendment, in CC 1:2:4. Providing and fixing footsteps made of 12mm dia. steel bars (Fe-500) with 3mm thick plastic encapsulation (IS-10910). The footsteps shall be fixed 30cms apart and on CC block embeded to masonry wall. The whole works include watering, curing, barricading, danger lighting, pouring tar over MH frame and cover, cost of tar, shoring, strutting, de-watering, engraving Machinehole number with flow direction on the inner conical surface etc. as per the drawing etc. as per technical specifications and for the following diameters and depth etc. for 1.2m dia and 1.5m dia

code-05a Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. 1.6M depth & SFRC cover & frame (MH - 4) No 1

code-05b Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. , 1.7M depth & SFRC cover & frame (MH-8,) No 1

code-05c Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. 1.8M depth & SFRC cover & frame (MH - 5) No 1

code-05d Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.0 M depth includ. SFRC F&C (MH -9) No 1

code-05e Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.1M depth includ. SFRC F&C (MH-6) No 1

code-05f Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.2 M depth includ. SFRC F&C (MH-10) No 1

code-05g Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.3 M depth includ. SFRC F&C (MH-7) No 1

code-05h Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.4 M depth includ. SFRC F&C (MH-11 ) No 1

code-05i Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.5 M depth includ. SFRC F&C (MH -12) No 1

code-05j Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.7 M depth includ. SFRC F&C (MH-13) No 1

code-05k Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 2.8 M depth includ. SFRC F&C (MH-14) No 1

code-05l Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 3.4 M depth includ. SFRC F&C (MH-16) No 1

code-05m Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 3.5 M depth includ. SFRC F&C (MH-15) No 1

code-05n Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 3.6 M depth includ. SFRC F&C (MH-17) No 1

code-05o Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 3.8 M depth includ. SFRC F&C (MH - 18) No 1

code-05p Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 4.3 M depth includ. SFRC F&C (MH-19) No 1

code-05q Constructing Brick Masonry Circular Machinehole 1.2 m internal dia. & 4.8 M depth includ. SFRC F&C (MH-20) No 1

code-06 For Circ. Brk M.H. 1.5m dia:

code-06a Constructing Brick Masonry Circular Machinehole 1.5 m internal dia. & 5.1 M depth includ. SFRC F&C (MH- 21) No 1

code-06b Constructing Brick Masonry Circular Machinehole 1.5 m internal dia. & 5.4 M depth includ. SFRC F&C (MH- 22) No 1

code-07 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: Nos 28

code-8 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 2263.531

code-9 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 209.0240000000001

code-10 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/sewer network pipes m 1306.4

code-11 Removal of Unserviceable Soil with Disposal upto a suitable distance as directed by the Engineer incharge of work Cum 92.297

code-12 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 10 hp hr 48

code-13 Providing, filling and laying of sand bags filled with sand / clay for diversion of sewage during execution of work. Nos 100

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