Repairing of link road Tirwa marg to tighara

Earth work in cutting or in embankment in ordinery soil excavation to be done form of regular pits not exceeding ½ m. in depth and work embankment to be in 20 cm. layers including ramming and dressing the surface to required levels and slopes and also including 1.5 m. lift and 30 m. lead. The earth from cutting to be used in making embankment or to be deposited as spoil banks within 30 m. direction as directed by the Engineer-in-charge(S.I. N0- 253a)

Providing, laying , spreading and compacting 22.4-53 mm stone aggregates of specific size to water bound macadam specification including spreading in uniform thickness, hand packing rolling with smooth wheel roller 80-100 KN in stages to proper grade and camber applying brooming stone screening/binding materials to fill up the interstices of coarse aggregate watering and compacting to the required density grading 2 as per Technical specification clause 405.

Providing and applying Primer coat ( low porosity) with Bitumen emulsion (SS-1) on prepared granular base including cleaning of road surface and spraying primer @ 0.70 Kg/sqm using mechancial means as per Technical specification. Clause 502

Providing and applying tack coat with Bitumen VG-10 at the rate of @ 0.30 Kg on prepared bituminous. surface cleaned with Hydraulic broom as per Technical specification clause.503

Providing and laying and rolling of open graded premix carpet 20 mm thickness composed of 13.2 mm 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line grade and level to serve as wearing course on a previously prepared base including mixing in a suitable plant laying and rolling with a three wheel 80-100 KN static roller capacity finished to required level and grades to be followed by seal coat of either type A or type B or type C as per Technical specification clause 508.

Providing and applying seal coat sealing the voids in a bituminous surface laid to the specified level grade and cross fall using Type C as per Technical Specification clause 510

Providing and fixing of reflective sign board with 1.6 mm thick m.s.sheet coverd with 50x50x6 mm angle iron around the plate on M.S pole 100 mm dia with wall thickness of 7.10 mm weight 20 kg per meter and painting & writting latter of bord as per drawing.

Excavation in foundation trenches in ordinary soil( loam, clay or sand ) I/C ligt up tol. 50m lead up to 30m & I/C filling, watering & ramming of excavation earth in to trenches or in to the space between trenches or in to the plinth and removal and disposal of Surplus earth as diverted by the engineer in charge up to a distance of 30m from the foundation trenches.(251)

Providing & laying 1:6:12 ( 1 cement : 6 coarse sand : 12 graded brick aggregate 40mm) in position cement concrete. Ch 5 Si No 1(273)

M-150 class brick work in 1:4 cement &coarse sand Mortar in foundation and plinth including supply of all material labour, tools and plants required for proper completion of work ch 6 Si No 6.1.1 page No 41