REPAIR/MAINT AND CLEANING OF SEWAGE NETWORK AND DRAINAGE SYSTEM FOR OTM ACCN AT NAYA RAIPUR MIL STN UNDER AGE (I) NAYA RAIPUR

Amount

Demolition and breaking up drain pipes (salt glazed stone ware, AC, PVC (SWR) or reinforced concrete) 100 mm internal dia set in cement mortar and removing the debries, thrown in out side of MoD land complete all as directed.

All as per item No. 1.00 here in above but 150 mm dia.

Demolition of cement concrete (unreinforced) in ground floors and pavings not exceeding 15 cm thickness (below or above ground level)including removing the debries thrown in out side of MoD land complete all as specified and as directed.

Demolition brick work or stone / boulder masonry built in cement mortar as in manholes etc complete all as directed.

Excavation in trenches not exceeding 1.5 m width and not exceeding 1.5 m deep for foundation etc., and getting out in soft/loose soil complete all as specified and directed.

M&L brick work with modular fly ash bricks straight or curved on plan exc 6m mean radius wall built in cement mortar 1:6 complete all as specified and as directed by EIC.

M&L for rendring 15 mm thick in CM (1:6) on fair faces of brick/ Concrete surface finished fair and even complete all as speciefied and directed by Engr-in-Charge .

M&L for PCC 1:2:4 type B1 using 20mm graded stone aggregate in coping complete all as specified and directed

Material and labour for RCC 1:2:4 type B1, using 20mm graded stone aggregates as in precast cement concrete manhole cover including taking down damaged old manhole cover and set in cement morter 1:4 complete all as specified and as directed.

Supply and fix TMT bars 10mm dia as in reinforcement cut to length, bent to shape required including cranking, bending and binding with mild steel wire not less than 0.9 mm dia complete all as specified.

Material and labour for PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in foundation, filling and mass concrete complete all as specified and directed.

Material and labour for PCC 1:2:4 type B-1, using 20 mm graded stone aggregate as in channels/ benching of manhole, laid to shape and slope, surfaces finished even and smooth using extra cement including necessary form work complete all as specified and directed.

Material and labour for concrete bed in PCC 1:4:8 type D-2, using 40 mm graded stone aggregate to drain pipes including packing under, haunching against the sides of pipes after they are laid and tested for 100 mm dia pipe complete all as specified and directed.

All as per item No.13.00 here in above but bore of pipe 150 mm.

Material and labour for SGSW drain pipe (Gde 'A') 100 mm bore, internal dia laid in trenches and jointed in cement morter 1:1 and tested complete all as specified and directed.

All as per item No.15.00 here in above but bore of pipe 150 mm.

Returning, filling including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick in any type of soil complete all as specified and directed.

Removing excavated material to a distance not exceeding 50 m and depositing where directed at a level not exc 1.5 m above from starting point including spreading etc complete all as specified and directed.

Supply and fix PVC (SWR) pipes 110 mm bore single socketed in any length with rubber ring joints and fixed to walls complete all as specified and directed.

All as per item No. 19.00 here in above but bore of pipe 75 mm.

Supply and fix PVC (SWR) 110 mm bore bends of any radius complete all as specified and directed.

All as per item No. 21.00 here in above but bore of pipe 75 mm.

Supply and fix 110 mm bore PVC (SWR) branch piece single (single T) equal or unequal complete all as specified and directed.

All as per item No. 23.00 here in above but bore of pipe 75 mm.

Supply and fix 110 mm bore PVC (SWR) vent cowl complete all as specified and as directed.

Cleaning septic tank of any depth/ area/ condition, taking out by mechanically/manually and removing deposited in excavated trenches and covering with earth in foul condition the stagnated sludge or any other material mixed with the sludge etc, and removal/ disposal of all sludge/ waste or any other materials water/semi liquid through tanker outside the MD complete all as directed.

Pumping out of water/semi liquid or any other waste materials including taking out of sludge, night soil, silted soil from septic tanks/soak well by mechanically/manually and removing to a distance exceeding 1.00 KM and deposited in excavated trenches and covering with earth in foul condition, water/semi liquid through tanker outside the MD land complete all as directed. Note: Measurement shall be taken from the septic tank/ soakwell prior to pumping and after pumping.

All as per item No. 27.00 here in above but for manholes not exceeding 1.5 m deep.

Cleaning of SWG pipe line of any dia and depth mechanically or manually by taking off sludge, water, night soil, silted soil from the manholes and finally cleaning the sewage line by rodding with gunny bags or flushing with water to remove all stacking in the sides of pipes complete all as directed. Note:- Cleaning of manholes shall be measured and paid separately under relavent item.

Material and labour loose filling with aggregate of guage 80 mm to 150 mm in soak well /sokage pits /filter beds with broken bricks complete all as specified and directed

M&L for extra froming fair finished in drain or channel 30cm inner girth in cement concrete using extra cement including forms, moulds, mitered/stopped ends etc.

Total contract sum shall be calculated after deduction of schedule of credit amount of Rs. 18,550.00

m/s ramanuj singh and sons