Rectifying the water seepage by attending with water proofing by Epoxy injection grout and finishing with Micro concrete at LUS Subway along NH45A in Puducherry

Providing and injecting approved grout in proportion recommended by the manufacturers into cracks / honey-comb area of concrete / masonry by suitable gun / pump at required pressure including cutting of Nipples after curing etc complete as per direction of Engineer-in-charges (The payment shall be made on the basis of actual weight of approved grout injected) - Epoxy injection grout in concrete / RCC work of approved make.

Providing , mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction complete in all respect - Epoxy bonding adhesive having coverage 2.20 sqm /kg of approved make.

Providing high strength Non shrink free flow micro concrete of CERA /SIKA/ FOSROC/MC Bauchmie/ DON/BASF or equivalent make certified and tested by accredited institutions like IIT/SERC/NTH or so (Confirming to ASTM C109 7cm cube for compressive Strength 45-50MPa, physical properties: Tensile strength - 2.0 N/Sqm @28 days) over the Epoxy bonding agent applied area columns, slabs, beams etc., upto floor five level (aggregates of 6mm to 12mm chips may be added) (measurement has to be taken considering 60mm average thickness of prepared surface). For this treatment precise quantity of water i.e.0.15W/P ratio will be maintained for good mortar consistency as per the manufacturers specification with all lead and lift etc., complete and as directed by the Engineer-in-charge (note, shuttering and reinforcement wherever required shall be paid vide separately.

Providing one coat of petro resin based curing compound of CERA / SIKA/ FOSROC / MC Bauchmie /DON / BASF/ or equivalent make certified and testing by accredited instititions (conforming to ASTM C309-99 & ASTM C15699(A) over the finished surface imediately after de shuttering of concrete surface or final trowelling of plastered surface with all lead and lift etc., complete and as directed by the Engineer-in- charge.

Providing and fixing of visualised electronic automatic water level On/Off control panel for the motor with 5 stages indicators (20%, 40%, 60%, 80% and 100%) covering the capacity of sump well and over head tank.