Construction of link road Nyanes khang Zamchung Chuchot-Yokma II

Amount

Earth work in rough excavation, banking excavated earth in layers not exceeding 20 em in depth, breaking clods, ,watering, rolling each layer with half tonne roller or wooden Lor steel rammers, and rolling every third and top -most layer with power roller of minimun 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or tilling up ground depressions lead upto 50 mtr and lift upto 1. 5 mtr. in :All kinds of soil

Random Rubble masonry with hard stone from nallah in foundation and plinth including levelling up with cement concrete 1 :6:12 ( 1 Cement: 6 coarse sand : 12 graded stone aggregate 20mm nominal size) at plinth level with cement mortar 1:6 (1 Cement: 6 coarse sand)

Providing and laying damp-proof course 50mm thick with cement concrete 1:2:4 (1 cement : 2 course sand 4 graded stone aggregate 20mm nominal size crushed

Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge with material conforming to Grade-l (size range 75 mm to 0.075 mm) having CBR Value-30

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the ,. material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base I base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in Charge.

Providing and applying tack coat using bitumen emulsion (Rapid Setting) complying with IS 8887-1995. spraying the bitumen emulsion with mechanically operated spray unit, cleaning and prepariRg the existing road surface as per specifications. On W.B.M. @ 0.4 Kg/sqm.

2.5 cm premix carpet surfacing with 2.25cu.m. and 1.12 cu.m of stone chippings of 13.2 mm and 11.2 size respectively per 100 sq.m. and 52kg. and 56 kg. of hot bitumen per cu.m. of stone chippings of 13.2 mm and 11.2 mm size respectively including a tack coat with hot straight run bitumen including consolidation with road roller of 6 to 9 tonne capacity etc. complete (tack coat to be paid for separately with paving Asphalt 80/100 heated and then mixed with solvent at the rate of 70 grams per kg of asphalt.

Providing and laying seal coat of premixed fine aggregate (passing 2.36 mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade 80/100 bitumen ' . per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road all complete.

Carriage of earth by mechanical transport for average lead upto 2 Km

Carriage of stone by mechanical transport for average lead upto 14 Km

Carriage of sand and course aggregate by mechanical transport for average lead upto 5 Km

Carriage of cement by mechanical transport for average lead upto 3 km

M/S TSASKAN CONSTRUCTION COMPANY