Upgradation and macadamisation of link road from Tsomo Largyab alongwith ground levelling for plantation Khaltsi

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) over areas (Exceeding 30cm in depth, 1.5mtr in width as well as 10sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.50 m, disposed earth to be levelled and neatly dressed: All kinds of soil.

Earth work in excavation by mechanical means (Hydraulic excavator) over areas (Exceeding 30cm in depth, 1.5mtr in width as well as 10sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.50 m, disposed earth to be levelled and neatly dressed: Ordinary rock.

Earth work in excavati..;n by mechanical means (Hydraulic excavator) over areas (Exceeding 30cm in depth, 1.5mtr in width as well as 10sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.50 m, disposed earth to be levelled and neatly dressed: 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)

Dry random rubble masonry with hard stone in foundation and plinth:Using nallah stone without bond stone.

Carriage of cement average lead upto 10km by Mechanical transport.

Carriage of sand and aggregate average lead upto 20km by Mechanical transport.

Carriage of stone average lead upto 5km by Mechanical transport (40% are avalible on the site).

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-inCharge.

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 em premix carpet surfacing with 2.25cu.m. and 1.12cu.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 sqm 174.55 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.

M/S TSERING ANGDUS