Flood Damage Repairs (New) FDR(N) for the FY 2023_24 for work of Urgent repairs/improvement of surface drainage between Km.563/000 to Km.565/000 on NH_66 in the state of Goa _2nd Call

Amount

Excavation in Soil by Manual Means. (Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto1000 metres).

Rubble packing with hard laterite stone under floors including watering, ramming & consolidating etc. complete.

Plain/Reinforced cement concrete in open foundation complete as per drawing and technical specifications.(C) RCC Grade M20. Case II : With Batching Plant, Transit Mixer and Concrete Pump.

Dismantling of Structures (Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres).(i) Lime /Cement Concrete. (I) By Manual Means.B) Cement Concrete Grade M-15 & M-20.

Supplying and fixing of Precast RCC slabs(factory made,the factory should be ISO certified and registered under Dirctorate of Industries, Govt. of India) at site in concrete Grade of M-25 with 20 mm nominal size Granitic or basaltic aggregate, consolidated by means of mechanical platform, vibration etc. with lifting hooks of M.s. 10mm bars and PVC cups including cost of reincforcement, Certificate from manufacturer shall be produced indicating grade of concret and minimum content of steel in the product along with 5 year free replacement warranty in case of breakage complete and as directed by Engineer -in -charge. (a) Size 900 x 400 x 150 mm with steel reinforcement not less than 7 kg per unit -30 T capacity.

Providing and applying 60 mm thick factory made cement concrete interlocking paver block of M30 grade made by heavy duty block making machine with strong vibratory compaction using 3 ton roller and of approved size and design / shape laid in 50 mm thick compacted bed of course sand, filling the joints with coarse sand, etc. all complete as per the direction of Engineer. (c) Yellow.

Steel work welded in built up section and framed work including cutting, hoisting, fixing in position for steel grating of size 2.00 m x 1.10 m with R.S. joists, Tees, angles, flats and channels of TATA/ SAIL/ VIZAG make onlywith structural steel not less than 191.4 kg. per unit including applying priming coat of red lead paint and two or more coats with superior quality ready mixed paint for steel work of approved brand and manufacture in all shades on new work to give an even shade as per the approved drawing and direction of the Engineer in-charge.

Supplying & engaging Mazdoors to carryout the works as directed by the Engineer-in-charge etc. all complete.