Improvement and Up-gradation of Kurya Keshwan road in Km 5th to 8th (in stretches) under CRF by way of P/L WBM Grade-II and Grade- III (in patches), P/L of bituminous macadam 50mm thick, premix carpet 25mm thick.

Amount

Providing / Laying Water bound macadam with specified stone aggregate, stone screening and binding material incl. screening, sorting, spreading to template and consolidation with power road roller of 8 to 10 tone capacity etc complete. (Including all leads, lifts, carriages etc). Base course with 63 mm to 45 mm size aggregate with stone screenings of 11.2 mm size (Quarry) WBM Grade-II

Base course with 53 mm to 22.4 mm size aggregate with stone screenings of 11.2 mm size (Quarry) (75 mm thick) WBM Grade-III

Providing and Laying premix bitumen macadam base course with stone aggregate of quality, size and grading as specified in CPWD specifiaction and straight run bitumen of grade 80/100 @ 4% by weight of total mix including hot mixing of stone aggregate and bitumen in hot mix plant, transporting mixed material and laying mixed material with paver finisher to the required compaction and density 50mm compacted thickness, Quarry (including cost of tar) (including all leads, lifts, carriages of all material complete finished item).

Providing and laying 25mm thick premix carpet surfacing with 2.25 cum and 1.12 cum of stone chipping of 13.20 size and 11.20 mm size respectively per 100 sqm and 52 Kg to 56 Kg of hot bitumen per cum of stone chipping of 13.20mm and 11.20mm size respectively including a tack coat with hot straight run bitumen including consolidation with road roller of 6 to 9 tonne capacity etc complete; including providing and laying seal coat of premixed fine aggregate (passing 2.36 mm & retained on 180 micron sieve) with bitumen using 128 kg of bitumen grade 80/100 bitumen / cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road roller all complete as per CPWD specification complete Job. (including cost of tar) & including all leads lifts & carriages etc. complete job.

Slip clearance ( removal of indiviual boulders) in hard rock by blasting

AKHTAR HUSSAIN