Desalting of Intake Well, Cleaning of flowculator , filter bed , sump WTP etc. and repair of staff quarters door all allied works under Madhuwan Rural Pipe Water Supply Scheme in Block- Pirtand under D W S DIV-02, Giridih.

Desilting the supply well , Intake Well / Head Works, Sump of water supply / sewerage works etc. in wet or dry condition including lifts upto 9 M and lead upto 150 M as requared beyond the work site , stacking, spreading, including necessary guarding, etc. complete as directed by E/I. Intake Well- Dia of Intake Well- 9.45 M at River Barakar Depth of Intake Well from H.F.L.5.00 M + Height of Intake Well from HFL-8.65.00 M =13.65 M Quantity of silt in Intake Well-1st lift

2nd lift

3rd lift

4th lift

5th lift

Intake Well- Main Gate's Shutter Repairing- Supplying and fixing-rolling shuters of approved make, made of required size of M.S.Iaths interlocked together through their intire length and jointed together at the end by end locks mounted on specially designed pipe shaft with brackets, side guides and arragements for inside and outside locking with push and pull operation complete including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 -part 1 and M.S.top cover of required thickness for rolling shutters. 80x1.25mmM.S. Laths with 1.25mm thick top cover.

Repair of Intake Well Window- Providing Galvanised wire mesh of average width of aperture 1.4 mm and romin31 dia. of wire 0.63 mm

Fitting Fixing of Galvanised wire mesh on the window's top tncluding iron nail, binding wire etc. all complete job. On Lump Sump Basis

Providing and laying Reinforced cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc, up to floor five level, excluding the cost of centering, shuttering and finishing : 1:11/2:3 (1 Cement : 11/2 Coarse sand (zone - III) : 3 graded stone aggregate 20 mm nominal size) Gate Plate for weir's in Barakar river Repair of Intake Well hole -

Dismantling plain cement or lime concrete work including stacking serviceable materials in countable stacks within 15 M lead and disposal of unserviceable materials with all leads all complete as per direction of E/I.