Annual Maintenance working estimate for 216 TNGRHS Flats at Pattukottai and 90(out of 260) TNGRHS Flats at Thiruvarur under Annual maintenance for the Year 2024-2025

Amount

SCleaning the Jungles around the blocks in 216 TNGRHS flats by engaging JCB

Supplying and Fixing 110mm dia PVC SWR rain water downfall pipe 'A' class pipe of approved quality with necessary CI gratings 110mm dia PVC plain bend, 110mm PVC shoe, offsets, MS special clamps (heavy) TW plugs and screws of approved quality etc. including fixing CI grating 100mm dia at the junction of parapet and floor or roof slab and jointing with rubber lubricant etc. complete

Pointing the pressed tile roof in CM 1 : 3 (One of cement and three of sand) for the full depth of tiles mixed with water proofing compound at 2% by weight of cement used and pointed neatly with the same cement mortar mixed with water proofing compound including curing etc.,complete in all respects complying with relevant standard specifications and as directed by the Departmental officers.

Supplying and Fixing the following dia PVC (SWR) Pipe Type 'B' class conforming to IS 13592 and relevant specials conforming to IS 14735, including packing the joints with rubber lubricant fixing them into walls with necessary GI clamps and GI bolts and nuts with special clamp made of MS angle / Flat including cutting, bending (excluding the cost of MS angle/Flat) holding, wherever necessary and making good of the dismantled portion with necessary connections to sanitary fittings etc. complete in all respects and as directed by the departmental officers.Below Ground Level

110mm dia PVC Pipe

75 mm dia PVC Pipe

Supplying, laying, fixing and joining the following PVC pipes as per ASTM D-1785 of Schedule 40 of Wall thickness not less than that specified in IS 4985 suitable for plumbing by threading of wall thickness including the cost of suitable PVC/GI specials /GM specials like elbow, tee, reducers, plug unions, bend, coupler, nipple, GM gate valve, check and wheel valve etc., wherever required above the ground level including the cost of fixing materials, special clamps, nails etc., fixing on wall to the proper gradiant and alignment and redoing the chipped off masonry etc., complete in all respects complying with relevant standard specifications and as directed by the departmental officers.25 mm Dia PVC Pipe Above Ground Level

32 mm dia ASTM Pipe

25 mm dia ASTM Pipe

Run off the 2 wires of 4sqmm copper PVC insulated single core cable with one run of 7/20GI stay wire suspended with porecelin reel insulators at 1.0m centre to centre for support of phase and neutral cable from top of street pole to the house / flats including all materials etc... all complete for EB service connections including labour charges for fixing GI wire and MS angles (For EB Service connection single phase)

Supplying and Fixing the following dia PVC (SWR) Pipe Type 'B' class conforming to IS 13592 and relevant specials conforming to IS 14735, including packing the joints with rubber lubricant fixing them into walls with necessary GI clamps and GI bolts and nuts with special clamp made of MS angle / Flat including cutting, bending (excluding the cost of MS angle/Flat) holding, wherever necessary and making good of the dismantled portion with necessary connections to sanitary fittings etc. complete in all respects and as directed by the departmental office

110 mm dia PVC SWR Pipe 'B' Type including all required PVC specials etc. all complete

Sub Total

GST at 18%

I ANBUCHEZHIAN CONTRACTOR (BID ID -1238286)