SHOULDER LEVELLING AND RRS AT AF STATION DARBHANGA UNDER GE AF BIHTA

Amount

M&L for obtaining approved earth (Stabilised soil) from out side of MoD land and bring out to site and deposited for embankment/filling of craters and shoulders complete all as specified and directed.

Spreading & levelling in layers n.exc 25cm thickness including watering and well ramming as required complete all as specified and directed.(Note :- (i) To arrive finished quantity for payment purpose 5% deduction for bulkage shall be made.)

Forming embankment including raising or lowering earth, spreading in layers in n exc. 30cm thick watering and ramming/rolling under optimum moisture conditions to the specified percentage of standard proctor density not less than 98% and finishing to required size, shapes, grade or camber n. exc. 1.5 mtr high from the base. (Note :- (i) To arrive finished quantity for payment purpose 5% deduction for bulkage shall be made.)

All as per item No 03 above but additional 1.5 mtr height above the first 1.5 mtr height, complete.

M&L for construction of granular sub-base 200 mm thick (compacted) in single layer using crushed or broken stone aggregates, grading-I, rolled and consolidated to required gradient and camber as required complete all as specified and directed.

M&L for 200mm thick (compacted thickness ) WMM laid in single layer, grading as per MORTH, using crushed stone coarse aggregate, spread, rolled and consolidated to required gradient and camber as specified & directed. (Note:- WMM to be laid in single layer using tandem vibratory roller.)

M&L for preparing WMM surface by brushing with brushes for removing caked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying evenly a prime/tack coat with bituminous primer @ 10 kg per 10 sqm with using paving bitumen over wet mix macadam (WMM) surface complete all as specified and as directed.

M&L for 150 mm thick (consolidated thickness) dense asphaltic concrete (DAC) to be laid in three layers (50mm each ) rolled and compacted to required gradient and camber with binder content as per job mix formula for minimum stablilty 1200Kg (Subject to minimum 6 % by weight of total mix) and coarse aggreagte (Grading-II) including 43 grade cement as filler using PMB (Polymer modified bitumen) (IS : 15462-2004) with 75% elastic recovery conforming to IRC-53-2010 and all as specified and directed.

Hiring of Tractor with trolly including POL and Driver for loading/ unloading of material where directed from 0900hrs to 1700 hrs including break of one hour at mid day, as and when required for 07.00 hrs perday complete all as directed.

Hiring of JCB for earthwork including POL & Operator where directed from 0900hrs to 1700 hrs including break of one hour at mid day, as and when required for 07.00 hrs perday complete all as directed by Engr-in-Charge.

Hiring of Road Roller(Vibratory/Tandem) including POL & Driver/Operator for rolling & consolidation where directed from 0900hrs to 1700 hrs including break of one hour at mid day, as and when required for 07.00 hrs perday complete all as directed by Engr-in-Charge.

Sabitri Jhunu Enterprise

PAPPU ROY CONSTRUCTION