SPECIAL REPAIR TO 04 MD JCOS ACCN IN BLDG NO P-165 IN UDHAM VIHAR OF JAK RIF IN ZONE-III AREA UNDER GE(S) JAIPUR AT MIL STN JAIPUR

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft / loose soil complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5m depth for foundation etc or for shafts, wells cesspits manholes pier holes etc not exceeding 10 sqm on plan and in soft /loose soil etc complete all as specified and directed.

Returning, filing in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/loose soil etc complete all as specified and directed

Removal of excavated materials (soil) not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting points etc complete all as specified and directed.

M&L for sand filling under floor or in foundations including gently punned as in cushioning to cable and for foundation in floor complete all as specified and directed. Note:- Punned thickness of sand shall be measured and paid.

M&L for drilling suitable holes in reinforced cement concrete with power driven drill machine to a minimum depth of 10D (D-dia of bar in mm) in RCC beams, lintels, columns and slabs to introduce new steel bars including cleaning the holes by air blowers prior to fixing the new steel bars in position using Lokfix E77, a two-component epoxy anchoring material, supplied in 3:1 ratio having compressive strength (EN196) not less than 122 N/sqmm, Flexural Strength (EN196) not less than 66 N/sqmm, E Modulus (EN ISO 527-2) 6300 N/sqmm or of equivalent make but excluding the cost of reinforcement, complete all as per direction of Engineer-in- Charge for 10mm dia shear connectors. Note : 1. Anchoring chemical shall comply with ETA 21/0354, ETA 21/0518 for anchoring bars for 10mm dia complete all as specified and directed. 2. Reinforcement shall be measured and paid separately.

M&L for chipping of plaster / unsound weak and cracked concrete / cover of reinforcement of RCC member like slab, beam, column, chhaja etc or as per site requirement by standard power driven percussion type or pneumatic chisel including tapering all edges, making square shoulder of cavities etc and disposal of debris / malwa from site complete all as specified and directed.

M&L for cleaning of existing reinforcement with wire brush/rotary wire brush to make surface free from rust scales, loose material, dirt etc. complete and applying two coats of alkline rust converting primer on the existing rebar and allowing it to react with rust for 6 hours and form corrosion resistant, insoluable and adherant protective layer, including cleaning the reinforcement wire brushing to remove the rust spalls, with time interval of 1 hour between the coats complete all as specified and directed.

M&L for corrosion inhibiting impregnation coating, designed for use as an imregnation for protection of steel reinforcement within unexposed concrete with in consumption of 0.5 Kg/Sqm. The product should be amino alcohol and inorganic combination based migratroy corrosion inhibitor for both cathodic and anodic protection complete all as specified and directed. Make : Fosroc / Thermax / Sika or equivalent as approved by GE.

M&L for zinc rich epoxy anti-corrosive protective coating for rebar corrosion protection system complete all as specified and directed. Make : Fosroc / Thermax / Sika or equivalent as approved by GE.