PROVN OF ROAD AROUND UAV HANGAR AT NSWTTC AT INS MANDOVI

Excavating over areas, n exc 1.5 m deep in soft/loose soil and getting out complete all as specified.

Removing excavated material exc 250 m and nexc 500 m depositing where directed complete all as specified and directed.

Rolling and consolidating formation surfaces exc 8 tonne n.exc 12 tonne complete all as specified and directed.

Material and labour for 20cm thick Soling (or sub base) with broken boulders or quarried stone, inter slices filled, surface formed and rolled and consolidated to required gradient and camber

Material and labour for 15cm thick (compacted thickness) WBM, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required complete all as specified.

Material and labour for applying evenly a tack coat/priming coat with bituminous primer at 10 Kg per 10 Sqm using paving bitumen (VG -10) with mechanical sprayer over WBM surface complete all as specified and directed.

Material and labour premix bituminous macadam up to 75mm thick (consolidated thickness) laid/rolled and compacted to required gradient and camber using binder content of paving bitumen (VG-30) @ 4% by weight of total mix complete all as specified and directed.

Material and labour for applying evenly a tack coat/priming coat with bituminous primer at 5 Kg per 10 Sqm using paving bitumen (VG -10) with mechanical sprayer over black top surface complete all as specified and directed.

Material and labour Bituminous premix semi-dense asphaltic concrete (SDAC) 40mm consolidated thickness with 5.5% paving bitumen ( VG-30) as binder content by weight of total mix using hot mix plant and mechanical paver as approved by the GE, rolled and compacted using 8 to 10 Ton vibrator power roller to required camber and gradient complete all as specified and directed. Note : (i) Job mix formula for the semi dense asphaltic concrete shall be obtained from the institutes specified in the particular specifications. (ii) In case, as per actual design mix, the binder content by weight of total mix is less than 5.5%, price adjustment shall be made as per average rate of all the purchase vouchers for bitumen pertaining to the work under this contract. If total binder content as per design mix is more than 5.5%, no price adjustment shall be made for the same.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete