PROVN OF HARD STANDING FACILITY NEAR TRANSIT CAMP AT NABAGRAM MILITARY STATION

Exacvating over areas not exceeding 1.5m deep and getting out in soft/loose soil for road works to required slope, gradient, camber & slope complete all as specified and directed.

Rolling and consolidation formation surfaces in filling rolled with 8 to 12 tonne power roller and consolidated to required gradient and camber, complete all as specified and directed.

Removing excavated material exc 50m but n.exc 1.5Km and depositing where directed at a level n. exc 1.5m above the starting point complete all as specified and as directed.

M&L SOLING (or Sub base) of 150mm thick spread thickness with broken boulders or quarried stone (size not exceeeding 150mm in any direction in length, width or height), interstices filled, surface formed and rolled and consolidated with 8 to 12 tonne power roller to required gradient and camber complete all as specified and directed.

M&L, laying and compacting total 150mm compacted thickness (laid in two layers of 75mm thick each) Wet Mix Macadam (WMM) grading as per table 400-12 & 400-13 of MoRTH specifications for Road and Bridge Works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 8 to 12 tonne static weight till the density acheived at least 98% of the maximum dry density for the materialsa as as determined by the method outlined in IS : 2720 (Part-8) and consolidating to required gradient and camber, complete all as specified and directed. [Note : (i) The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge Works 2013. (ii) Raw materials for work shall exclusively prepared for laying by latest calibrated WMM Plant. Valid Calibration Certificate of WMM Plant to be submitted to Engr-in-Charge before execution of work. No manual mixing of coarse aggregate are allowed. (iii) Lorry no & qty brought at site of WMM materials shall be entered in MB as "Not to be abstracted" before execution of work. (iv) Approved certificate of mixing properties & proportion of qty of WMM materials, Calibration Certificate of WMM Plant shall be obtained from GE before execution of work. (v) Unit rate quoted by bidder shall inclusive testing charges as above & as per MoRTH & no extra claim against testing charges shall be entertained later on.]

Providing and Laying Dry Lean Concrete (DLC) 100mm thick of aggregate gradation as per Table 1 of SP 49:2014 having 7 day average compressive strength not less than 7 MPa minimum cement content not less than 140 Kg/Cum DLC mixed in Batching Plant, transported to site and laid by electronic sensor paver including spreading and campacting using high amplitude tamping bars of paver (initial compaction) further by double drum smooth wheeled vibratory rollers with 80-100 KN static weight to acheive minimum dry density not less than 98% of maximum Dry Density, necessary finishing etc., and tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge work 2013, complete all as specified and directed.

M&L formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, opening in concrete walls, floor and roofs not exceeding 20 cm wide and sides of Reinforced Cement Concrete/ Plain Cement Concrete bands in walls, horizontal or sloping and similar work exceeding 10 cm but not exceeding 20 cm wide for rough finished surfaces of concrete, complete all as specified and directed.

Supply and laying 400 micron thick HDPE sheet (Virgin Quality) water proof, wrinkle free without puncture having minimum weight 390 gm/Sqm over tack coat and cushion as specified in the design with overlap between adjacent strips and at transverse joints as minimum 300mm, complete all as specified and directed.

M&L Cement concrete work in pavement/ hard-standing of flexure strength 40 Kg/ per Square centimetre in field using 400 Kg of Cement per Cubic metre, thickness of concrete 25 cm or less complete all as specified and directed. [Note : Cost of design mix shall be deemed included in the quoted rate]