SPL REPAIR TO SEWAGE LINE AT PIRU SINGH ENCLAVE AND SHAITAN SINGH ENCLAVE UNDER AGE BR-I, GE BABINA

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for sewage line, foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed by the Engr-in-Charge.

All as per item No 1 above, but exceeding 1.50M and not exceeding 3.00M in depth and getting out in soft /loose soil complete all as specified and directed.

Earth work in excavation by mechanical means (Hydraulic excavator)/ in foundation trenches or sewage line, drains under the road/path/hardstanding crossing (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil within a lead of 50 m complete all as specified and directed by the Engr-in-Charge. Note: necessary scafolding if any required to retain vertical surface of trench shall be deemed to be included in quoted unit rate.

Demolition and breaking up drain pipes (Salt glazed ware, AC ,PVC or Reinforced concrete) set in cement mortar including packing under and haunching against side of pipe for 200mm internal dia complete all as specified and directed.

M&L for concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in PCC (1:4:8) type D2 using 40mm graded stone aggregate for 300 mm internal dia of pipe complete all as specified and directed by the Engr-in-Charge.

Supply & laying, jointing and testing for 300mm internal dia of reinforced concrete pipes, class NP2, laid and jointed complete with collars including all fittings complete all as specified and as directed by the Engineer-in-Charge.

Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-l smooth finished, and reforming benching as required

Cleaning of manholes of depth n. exc. 1.5 M deep mechanically or manually by taking off sludge waste soil and silted soil from the existing manhole of any size and removing the sludge to a distance n. exc. 2.00 KM in sealed container and depositing the same all as specified and directed by EIC. Note: Removal of sludge waste shall be done in closed tank as directed by Engineer in Charge.

Cleaning of chocked/blocked sewage lines of any dia bore of pipe by collecting loose sedimented sand, frill, ash, sludge water, rags, fibers or vegetation in manholes incl disposal within the defence land, where directed to a distance exc 100m and n.exc. 500m and as directed.

Demolition of brick work or stone masonary built in cement mortar complete all as specified and directed.