Carry out dam body grouting in OGEE Spillway of Gate No 2,3,4,5 and 7 upto depth 50mts of Dharoi Dam

Drilling Nx size hole with hydraulic feed core drilling machine in UCR Masonry/Concrete and foundation rock of dam portable type for grouting on ogee of spillway including redrilling with all tools, plants, machinery etc with suitable type of equipment method including mobilisation of machineries and lowering of drilling machine at top of crest of spillway by suitable means as per site condition etc. complete.(a) upto 50 mts of Depth

Cement grouting with ultrafine flyash, silica fume and non shrink admixture at nominal pressure upto 3 kg/sq.cm as required in stages of maximum 3 mts or as per site condition including cost of all labour, plants,mobilisation of machineries andconsumables

Providing, supplying and applying Solvent-free, low-viscosity, polyurethane-based duromer resin for rigid sealing and filling of cracks, joints and cavities in structural and civil engineering under dry, water-bearing and high-pressure water-bearing conditions as per direction of Engineer-in-charge including carting of material to Dharoi dam, labour charges, taxes as per prevailing norms of govermentetc complete

Carrying out Packer Permeability test for water intake analysis with inflatable packers at required pressure and conducting tracer dye test as per the directions of Engineer in charge with all consumables ,materials , etc complete

Ground Penetrating RADAR survey to detect metallic and non-metallic targets in concrete up to a depth of 50cms- 80cms. The survey shall be caaried out from top of teh pier to bottom and from Upstrem to down stream . The antenna frequency should be of 1600Mhz or between 20-4000 Mhz with ground cleareanceupto 8.3 cms in compact and portable mode with IP54 Rating. The working philosophy should be electromagnetic principle, to detect reinforcement locations, spacing between reinforcement bars, cover depth to reinforcement. Price are including of suspended platform and scaffolding etc. as per durection of engineer-in-charge.

Providing and supplying corebox of GI made suitable for storage of cores having dia of 75 mm, four nos of compartment and total length of core box should be 1.00 mt for easy handling as directed by engineer-in-charge including carting to Dharoi dam, labour charges taxes as per prevalent norms of government etc. complete.

Carrying out videography of the predrilled boreholes of 75mm dia from the dam top with digital all weather camera with LED, Recorders, Cables , Extension rods ,clamps , brackets etc including providing the result in soft copy in CD or Pendrives 3 Sets Videography shall record all internal cracks and visible fissures, deformities with live recording complete