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| 1 | Item No.1 :- Providing ISI standard RCC pipes in standard lengths of following class and diameter suitable for either collar joints or rubber ring joints , including all statutary duties and taxes such as GST leviedby GoI and GoM in all respect , inspection charges, transport to departmental stores / site , unloading and stacking , etc. complete as per IS -458/1988. Note - One collar should be supplied with each full length plain ended RCC pipe , cost including in rates below. One rubber ring should be supplied with each full length of socketed pipe , cost including in rates below. 900 mm dia. RCC NP II class pipe |
| 2 | 900 mm dia. RCC NP II class pipe |
| 3 | 450mm dia. RCC NP II class pipe |
| 4 | 300 mm dia. RCC NP II class pipe |
| 5 | Item No.2 :- Excavation for foundation / pipe trenches in earth , soils of all types , sand , gravel , soft murum , hard murum , hard murum and boulders ,includingremoving the excavated material upto a distance of 50 mtrs.beyond the area and lifts as below , stacking as directed by Engineer - in - charge , normal dewatering ,excluding backfilling , etc. complete by all means. |
| 6 | Item No.3 :- Excavation for foundation / pipe trenches in earth , soils of all types , sand , gravel , soft murum , hard murum , hard murum and boulders ,includingremoving the excavated material upto a distance of 50 mtrs.beyond the area and lifts as below , stacking as directed by Engineer - in - charge , normal dewatering ,excluding backfilling , etc. complete by all means. |
| 7 | Item No.4 :- Filling in plinth and floors murum bedding in trenches with approved murum from excavated materials from foundation in 15 cm to 20 cm layers including watering and compaction , etc. complete. |
| 8 | Item No.5 :- Lowering , laying and jointing in proper grade and alignment RCC pipes with collar joints in CM 1:1 proportion or socketed RCC pipes with rubber joints ( excluding cost of rubber ring or RCC collar ) , including cost of conveyance from stores to site of works , cost of jointing material , labour , giving hydraulic testing , etc. complete as directed by Engineer - in - charge as per IS 783-1985 900mm dia. RCC NP II class pipe |
| 9 | 450mm dia. RCC NP II class pipe |
| 10 | 300 mm dia. RCC NP II class pipe |
| 11 | Item No.6 :- Providing and constructing B.B.masonry circular manhole chamberwithout conical shape excluding excavation,RCC1:2:4 proportion,20 cm bedding brick masonry in CM1:4proportion,23cmthickfor2Mdepthfromtop, etc. complete as directed by Engineer - in - charge.Chamber of 1M Depth |
| 12 | Item No. 7 :- Providing and laying in situ cement concrete M-150 of trap / granite / qurtzite / gneiss metal for foundation and bedding including bailing out water , form work , compaction , curing , etc. complete. PCC M - 150 |
| 13 | Item No. 8:- Refilling the trenches with available excavated stuff with soft material first over pipe line and then hard material in 15 cm layers with all leads and lifts including consolidation , surcharging , etc. complete . |
