Empanelment for Annual Rate Contract for Drainage line at various places within area of Gandhidham Mahanagar Palika. (3rd Attempt)

Excavation for pipe line trenches incls.all safety provisions using site rails, and stacking excavated stuff upto a lead of 50m clearing the site etc.complete for lifts and strata asspecified.

In all sorts of soil and soft murrum

0 to 1.5mt Depth

1.5 to 3.0mt Depth

3.0 to 4.5mt Depth

Road portion

0 to 1.5mt Depth

C.C./R.C.C.Thalla portion

0 to 1.5mt Depth

Conveyance of excavated earth up to 5.0 K.m lead.

Refilling the pipe line trenches in 15cm thick layers incl.ramming, consolidating disposal of surplus stuff as watering, directed within a radious of 3.0 K,m.

Repairing existing drainage manhole or chambers incl. Raising the height of old chambers including with brick/block masnory and plastering in side and outside in C.M.1:3, curing etc.comp.as per directed by Engineer-in-Charge.

Up to 15 cm height

Up to 30 cm height

Up to 45 cm height

Providing and constructing sewar manholes Scraper manholes and unit house connection chamber, as per the type design in brick masonry in CM 1:5 and inside and outside 20mm thick plastering in cm 1.3 necessary 100mm coping with reinforcement in RCC M-200 providing and fixing C.I. steps and fixing manhole frame and covers of 80cm dia I-I. (But excluding supply of manhole frame and cover) over manholes and house connection chambers and fixing manhole covers (but excluding supplying of manhole covers) over scraper manhole etc.complete, providing and fixing safety chain whare ever necessary as per the stipulations in the type design complete.

Type A 1.2m Dia & Upto 1.0m Depth

Extra depth beyound 1.0mt

Type B 1.5m Dia & Upto 1.5m Depth

Extra depth beyound 1.5mt to 4.0mt

Type C 1.5m Dia & 4.0m Depth

Extra depth beyound 4.0mt to 6.0mt

Type D 1.5m Dia & 6.0m Depth

Extra depth beyound 6.0mt to 10.0mt

RCC Precast manhole frame and cover 80cm dia supply & Fixing at site of work RCC M-200 frame and cover suitable to drainage M.H. incl.cost of reinforcement M.S. Angles or flate curing mold work etc. complete. Medium duty.

Drilling of Horizontal borehole for Drainage pipeline crossing under the road incl. in all strata with required length incl. fixing of RCC casing pipe with pushing etc.complete.

Repairing of Road Cut with M-200 concrete incl.opening the cut in full length & width up 1.00 to 45cm depth.

Providing, supplying and laying ISI Standard R.C.C. pipes(of Sulphate Resisting Cement) in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints including all taxes, insurance, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to departmental stores, stacking etc. Note: One collar should be supplied with each full length plain ended RCC pipe, cost included in rates below. One rubber ring should be supplied with each full length socketed pipe, cost included in rates below. Class NP3 Test Pressure 0.7 Kg/sq.cm

Renovation of manhole by increasing the height at top including cost of excavation, refitting of C. I. manhole frame and cover curing etc. complete incl. all carting and providing of materials which is required for the purpose (except manhole frame and cover) For all type manhole by providing RCC 1:2:4 Partition walls with required reinforcement 25 cm thick and circular opening with 500mm clear dia and 0.40 mt. av. ht.

Providing , Supplying and transporting precast M30 RCC square frame with circular RCC manhole cover of Specified Diameter (450mm, 600mm, 750mm, 900mm, 1050mm, 1200mm, 1500mm) consecutively, reinforced with Fe500/Fe500D steel, including manufacturing, reinforcement, casting, vibration, curing, finishing, loading, unloading, transportation up to desired site/store and all incidental works, complete as directed by engineer in charge. Rate shall include all materials. labour, tools, tackles and transportaion charges, excluding GST.