Improvement of Road from i. HRDC to officers flat GU and ii. RCC 8 Girls Hostel to AT Boys Hostel No 8 GU

Amount

ROAD WORK

Excavating, supplying and filling of local earth (including royalty) by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete.

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-I (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 for all leads & lifts, laying in uniform layers with mechanical paverfinisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achievethe desired density, complete as per specifications and directions of Engineer-in-Charge.

Providing and applying tack coat using bitumen emulsion conforming to IS:8887 using emulsion pressure distruibuter including preparing the surface & cleaning with mechnical broom. With medium setting bitumen emulsion on WBM /WMM @ 0.4Kg/sqm.

Providing & laying bituminous macadam using crushed stone aggregates of specified gradding premix with bituminous binder transferred to site by tripper, laid over a previousely prepared surface with paver finisher equipped with electronic sensor to the required grade , level & alignment and rolling smooth wheeled vibratory and tandem roller asper specification to achive the desired compaction and density , complete as per specification & directons of Engineer-in -Charge. 50 to 100mm average compacted thickness with bitumen of grade V-30 @ 3.5% (by weight of total mix) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity

Providing & laying semi-dense Bituminous concrete using crushed stone aggregates of specified grading, premixed wth bituminius binder and filler , transporting the hot mix to work site by trippers, laying with paver finisher equiped with electronic ensor to the required grade, level and alignment and rolling with smooth wheeled vibratory & tandem roller to achive the desired compaction and density as per specification , complete and as per direction of the Engineer-in-charge. 25mm compacted thickness with bitumen of grade VG-30 @ 5% (percentage by weight of total mix) and lime filler @ 2% ( percentage by weight of aggregates) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : bituminous road

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete 900 mm dia RCC pipes.

Providing soling in foundation and under floor with stone/ best quality picked jhama brick, sand packed and laid to level and in panel after preparing the subgrade as directed including all labour and materials and if necessary dewatering, complete. a) Brick on flat soling

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Sri Manash Jyoti Deka

Tilak Chandra Das

MUSLIM ALI

Progressive Construction

SRI PRANAB BARMAN