General Repair and Renewal with P.C on MMBCB Road km-54 se Sewaka Mod Jhilo link road

patch repair of pot holes , depression and edge cutting with 22.4-53 mm size approved sukrit stone ballast including cutting patch in rectangular shape to water bound macadam specification and blinding the entire consolidated surface with stone dust@ 20% of stone ballast rolling with three wheei 80-100KN static roller and also including cost of material labour T&P etc. complete as per direction of E/l.

Providing and applying tack coat with bitumen VG-10 pressure distributor at the rate of 0.30 kg. per sqm on the prepared bituminous / granular surface cleaned with hydrulic broom as per Techinical Specification No. 503

Providing laying and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm nominal mix (22.4mm-11.2mm) and 11.2mm nominal mix(13.2mm-5.6mm) dalla aggregate either using 80/100 penetration grade bitumen VG-10 @1.46kg per sqm. To required line,grade and level to serve as wearing course on a previously prepared base,including mixing by mixol,laying and rolling with a three wheel 80-100 KN static roller capacity.as per technical specification clause 508.(Including cost of bitumen).

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type C, as per Technical Specification Clause 510.

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