Improvement of Rural Road from Jadav House to Sukhranjan Mridha at Pinakinagar, Harinagar Panchayat under Sub Division No.III, NACD, APWD, Mayabunder (Ch.0.00 to 0.145 Km for length of 145 mtrs.) (Re-call)

Amount

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Providing and applying tack coat using hot straight run bitumen ofgrade VG - 10, including heating the bitumen, spraying the bitumenwith mechanically operated spray unit fitted on bitumen boiler,cleaning and preparing the existing road surface as perspecifications :

On bituminous surface @ 0.50 Kg / sqm

2 cm premix carpet surfacing with 1.8 cum and 0.90 cum of stonechippings of 13.2 mm size and 11.2 mm size respectively per 100sqm and 52 kg and 56 kg of hot bitumen per cum of stone chippingsof 13.2 mm and 11.2 mm size respectively, including a tack coatwith hot straight run bitumen, including consolidation with road rollerof 6 to 9 tonne capacity etc. complete (tack coat to be paid for separately).

With paving Asphalt grade VG - 30 with no solvent

Providing and laying Bitumen Penetration Macadam with hard stoneaggregate of quality, size and grading as specified, with bitumen ofsuitable penetration grade, including required key aggregate asspecified, spreading coarse aggregate with the help of self propelled/tipper tail mounted aggregate spreader and applying bitumen by apressure distributor and then spreading key aggregate with the helpof aggregate spreader complete, including consolidation with roadroller of minimum 8 to 10 tonne capacity to achieve specified valuesof compaction and surface accuracy :

For 75 mm compacted thickness in two layers using stoneaggregate of size 63-41 mm graded @ 0.90 cum per 10sqm key aggregate of size 20.0 mm graded @ 0.18 cumper 10 sqm. With paving asphalt grade VG - 10 @ 68 kg/10 sqm.

Providing and laying seal coat of premixed fine aggregate ( passing2.36 mm and retained on 180 micron sieve) with bitumen using 128kg of bitumen of grade VG - 10 bitumen per cum of fine aggregateand 0.60 cum of fine aggregate per 100 sqm of road surface, includingrolling and finishing with road roller all complete.

1 year 0.25 of ` 2368.43 2 year 1.00 of ` 9473.73 3 year 1.50 of ` 14210.60 4 year 2.00 of ` 18947.46 5 year 2.75 of ` 26052.76 (Total 5 year maintenance cost = ` 71,052.98) (Same rate to be quoted i.e. ` 71,052.98) For Routine maintenance, the unit rate indicated by the Authority shall apply. The bidder is required to accept these rates. Further, the payment shall be performance based.