Annual Maintenance, cleaning of water stretch and R and B Drain (Division- IV) under BMC for 2026-27

Earthwork in slushy soil in water (upto 0.6m depth requring aid of pan and vessels) with initial lead of 50m and initial lift of 1.50m and to dispose off by transport vehicles with in initial lead of Skm away from work site as per direction of Engineer-in-charge. Note-[Cleaning rubbish, sludge, weeds scum, liquid earth, mud etc. from road side masonry drain/ nikashi etc. by mathor labour after removing concrete slab/manhole cover etc. without damaging the same and re-fixing the same properly after cleaning as necessary and removing the sludde etc. by using iron pans, buckets including all labour, tools and plants including expulsion of impure/inflamable/ asphyxiating gases from the drain etc. and removing the spoils in dry condition and disposing the same by truck beyond the area of municipal corporation/municipality/NAC/Industrial township authority etc. for such disposal including the cost of loading, unloading, transportation and making arrangement of necessary land for disposal, spreading and levelling as necessary etc. and cleaning the road side complete as per direction of engineer-in-charge. (Land for disposal to be arranged by the contractor) (Payment will be made on the basis of actual stack measurement of spoils in dry condition at road side.) (Avg Depth-0.2-0.3)

Supplying all materials labour, T&P with safety protective gears Kit for cleaning of sewer line by mechanical means using Jetting machine mounted on TATA 710 LPT BSO vehicle with tank capacity 4000 ltr (Jetting). The Jetting machine can operate through hydro jetting propulsion technic with high pressure of 150 bar 2200 PSI of jet spray of water through acrodynamie nozzle fired on 3/4" mber hose is inserted inside the sewer line for clearing of blockage & dragging the hose pipe for bringing the sludges to the machine hole, ele complete in all respect as per site condition & direction of the Engineer in charge. The cost towards hire charges machine operators, POL.Consumable materials. conveyance.cost of safety protective gears as per SOP & labour charges etc. (As Per Practical field Observations) for up to 200 mm dia sewer line for up to 200 mm dia 250 mm dia sewer line

for up to 250 mm dia 300 mm dia sewer line

from drain and refixing them at its original position after desilting work is over as per the direction of Engineer-in-Charge.

C.C (1:2:4) using12 mm HGCB chipsincluding cost ofall material and labour etc.

Dismantlling and removing R.C.C. columns, beams, slab, staircase, landing, lintels including stacking the useful materials for re-use and removing the debries within 50mtr lead. (Data for 1 Cum)

Fabrication and manufacturing of solid precast concrete element with provisions of shear keys, connecting loops, dowel tubes and proper lifting accessoriesfor walls, beams, slabs, stairs, column etc, of various thickness, shape and size of different concrete grades manufactured in controlled factory environment with approved methodology including moulds (Pallet system, Tilts form, table moulds, battery moulds, vertical moulds, beam moulds, column moulds, staircase moulds, Facade mould, etc.), mixing, transporting and placing of concrete, vibrating, curing, finishing, making necessary cutott/holes of required sizes for services. yard handling & stacking all complete as per IS 11447:1985 and as per approved shop drawings and design mix as per the direction of Engineer-in-Charge (Cost of Mechanical, Electrical and Plumbing inserts will be paid separately).

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