NEW PATALGANGA M and R to NPTL WSS Repairing and strengthening to Filter Bed No. 4. 2nd Call

Removing the existing filter media sand & supporting gravel from the filter bed i.e.any lead & lifts i.e. screening the gravel with approriate mesh sieve & stacking the media & travel as directed by the Engineer incharge

Dismantling the R.C.C. Work 1:2:4 and sorting out the materials such as steel etc. as directed and stacking them within the specified lead as directed etc. complete.

Cleaning & washing of existing v-wire Laterals by using specialised acidic and alkaline chemicals to remove Scale,Sludge and other sedimental particals from lateral surface. including all material chemicals,labour etc.

Providing V-wire under drain system with V-wire screen made of SS 304 fitted on UPVC base pipe 3.5" dia, V wire screen having screen slot of 350 microns having 16% open area base pipe of laterals 3" dia UPVC SCH40. Tee for main manifold with air distribution is made of UPVC fittings, Air clamp with main header is of UPVC saddle with SS 304 nuts & bolts.

Drilling holes in existing concrete structure for reinforcement anchoring with the help of HILTY - 500 chemical including locating existing reinforcement with the help of device PS-35 including all labour material machinery transportation charges excluding cost of reinforcement. For 12 mm dia

Providing and fixing in position steel bar reinforcement of various diameters for RCC piles, caps, footings, foundations, slabs, beams, columns, canopies, staircases, newels, chajjas, lintels, pardies, copings, fins, arches, etc. as per detailed designs, drawings and schedules; including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required, etc. complete (including cost of binding wire). (Bd-F- 17/306) 6.1. Corrosion Resistant Steel (Fe 500)

Providing and casting in situ C.C. of trap / granite/ quartzite / gneiss metal of approved quality for RCC works as per detailed drawings and designs or as directed by Engineer-in-charge including normal dewatering, centering, form work, compaction, finishing the formed surfaces with C.M. 1:3 of sufficient minimum thickness to give a smooth and even surface wherever necessary or roughening if special finish is to be provided and curing, etc. complete. (By weigh batching and mix design for M-250 and M-300 only. Use of L&T, A.C.C., Ambuja, Birla Gold, Manikgad, Rajashree, etc. cement is permitted.) (Excluding M.S. or Tor reinforcement) 7.1. Slabs / Landings / Vertical Walls / Waist Slabs / Steps for Staircase 7.1.1. 2) In RCC M-200

Providing and applying Abrasion resistant ACPRS PLCR SYSTEM PRIMER followed by ACPRS PLCR SYSTEM abrasion resistant finish coat to the internal surface having two component system non toxic, solvent free,low VOC, safe for contact of potable water and food stuff when applied on exposed concrete /steel surfaces . Manufacturer Should have the Dakks certification as well as ISO 9001:2015 accredited for manufacturing and formulation Manufacturer should have the Dakks certification as well as ISO 9001: 2015 accredited for Manufacturing and formulation.

Providing and applying well mixed polymer cement slurry in ratio 1:2 over well soaked but surface dry concrete and steel rebar for adhesion of fresh cement and sand mortar as per specification as directed etc. complete. (item includes use of polymers like sika approved or similar materials of relevant specification and scaffolding for height 8 to 10 meter)