Construction of C.C. Lining of MC from RD 1075m to 1680m and Left BC from RD 1216m to 2730m Dungri MIP in Koraput Block of Koraput District under CAPEX Lining Grant for the Year 2025-26

Clearing shrub Jungles uprooting stumps and small bushes and trees below 1M girth on premeasurement etc. complete as directed by engineer-in-charge

Excavation loading, unloading and carriage by mechanical means in all kinds of soil including stoney earth , gravel and moorum etc, interspread with boulders up to ½ cum size with all lifts and delifts (including trimming of slopes bed to design sectionand) including dewatering if any & depositing the excavated materials away from the work site as per the specification and as directed by the Engineer in charge.

Filling in foundation and plinth with good quality sand in foundation bed with all leads and lifts including watering and ramming and compaction including cost, conveyance and royalty of the material etc complete as directed by the Engineer-in-charge.

Cement concrete in M15 grade using 20 mm down graded size crusher broken granite chips of approved quality quarried and free from weathered skin and foreign materials including mixing the materials by use of concrete mixtures and laying concrete in layers not exceeding 0.15 m in depth to required level curing vibrating with vibrators, finishing etc with all leads lifts and delifts complete in all respect to proper profile and leveling including dewatering if necessary and cost, conveyance and royalty and other taxes etc of materials including hire & running charges of the machineries complete as directed by the Engineer - in - Charge.

Reinforced Cement Concrete M20 grade with crushed granite 20mm down graded hard granite crusher broken chips of approved quality free from skin materials mixing by concrete mixer including hoisting lowering and laying the concrete in position to proper slope and level and compacting by vibrators in layers not exceeding 0.15m depth and finishing the exposed surface smooth including watering, curing for required period cost, conveyance, hire and running charges of all machineries, royalty and other taxes of all materials labour, T & P materials required for this item etc, complete as directed by the Engineer in charge.

Providing rigid shuttering with the box type steel shuttering plates with keys for immediate construction joints in raft of weir barrages and dam blocks including cost of all materials, labour complete as directed by the Engineer in Charge including removal of form complete as directed by the Engineer in charge.

Straightening, cutting, bending, binding, fitting and placing uncoated HYSD bar reinforcement and laying in position including cost of binding wire 18 to 20 gauge and fixing of reinforcement including lapping where necessary with all leads, lifts from bending yard to placement spot including cost ,conveyance & all taxes of reinforcement as directed by the Engineer-in-charge.

Filling in foundation and plinth with excavated earth with all leads & lifts including watering and ramming and compaction etc. complete in all respects as per specification and direction of the Engineer-in-charge.

Earth work in hard soil with all leads and lifts including rough dressing and breaking clods to maximum 5cm to 7cm and laying in layers not exceeding 0.30m in depth to proper profile etc, with supply of all labour and T&P required for the work including Royalty etc, complete in all respect as directed by the Engineer-in-Charge.