De-silting / Dredging of the existing water bodies inside the DAE campus in IGCAR, Kalpakkam.

Providing hire charges for desilting/deepening of existing ponds/water bodies using a hydraulic crawler excavator (Poclain 200 or equivalent), of approximately 20-tonne operating capacity and fitted with a backhoe bucket of approximately 1.00 m³ capacity, including skilled operator, fuel/diesel, lubricants, routine servicing and maintenance, and all other incidental charges, for excavation, loading, dressing and handling of excavated earth/silt/debris, complete as directed by the Engineer-in-Charge. Note: The Contractor shall ensure a minimum deepening of 1.00 metre in the existing water bodies. The existing invert levels shall be recorded before commencement of desilting/deepening, and the final invert levels shall be recorded after completion of the work, duly verified by the Engineer-in-Charge. The difference between the pre-work and post-work invert levels shall confirm the achievement of the required minimum 1.00 metre deepening. Wherever existing earthen bunds/banks are available, the excavated suitable earth shall be utilized, as directed by the Engineer-in-Charge, for formation, strengthening, dressing and/or raising of the height of the bunds/banks, including proper compaction and shaping to the required profile.

Lead charges for lead Exceeding 3 kilometre but not exceeding 4 kilometre

Clearing light jungle area of all kinds of shrubs, bulb weeds, grass, small plants, branches including cutting all unwanted plants, branches, twigs, wild growth, thorny leaves etc. complete, and disposing the same as place specified by Engineer, transporting at contractors own cost complete all as directed by the Engineer-in-Charge. Note: The unwanted cut bulb weeds, wild grass, unwanted vegetation are to be periodically collected and transported to dumping yard. During execution period any damages shall be rectified to the original at contractor cost. The measurement for payment shall be taken prior to cut the jungle and as directed by the Engineer-in-Charge. The rate shall include the cost of labour, transportation, loading, and unloading at dumpyard or place as directed by Engineer-in-Charge.

Providing and forming dry stone pitching of 230mm thick over the filled earth surface including laying to the required grade and slope, packing and filling the intersects with broken stone and gravel, watering, compaction etc., complete in all respects all as per specification and as directed by the Engineer-in-Charge.

Providing Flush pointing over the random rubble masonry wall with cement mortar 1:3 at all levels including scaffolding, curing, forming grooves wherever necessary all as per specifications, drawings and as directed by Engineer-in-Charge.

Providing and constructing Random Rubble masonry in cement mortar 1:6 using hard granite stones obtained from approved quarry with bond stones at 2.00 metres apart for foundation, basement and in superstructure, compound/boundary walls, including sizing of stones if required, raking out joints, scaffolding, curing etc., complete all as per drawing, specifications and as directed by Engineer-in-Charge at all lifts.

Providing and laying plain cement concrete 1:2:4 using 20mm maximum size graded aggregates and crushed stone sand including mechanical mixing, transporting and placing in required position, ramming, compaction, levelling, curing, shuttering, dewatering if any, complete all as per specification for levelling courses in foundation for walls, footings, floor drains etc., encasing pipes and other required works directed by Engineer-in-Charge complete all as per specifications.