Improvement n hot mixing of existing roads from Apolina DCunha house, Santosh Karapurkar house to Assuciana Dsouza house and Harichandra Kandolkar to Santosh Vagger house near Football ground, Khadpawada, Cunchelim, Mapusa, Bardez Goa in W. No. 01.

Removal of pot holes and depression by laying granitic or basaltic stone of 40mm/20mm/10mm/6mm nominal size in layer as per requirement including 80/100(or such bitumen material of grade and type as specified by the Engineer-in-Charge) at 68 kg/cu.m. (Average) on existing road surface including rolling etc. complete as per specification including cost of bitumen.

Cleaning of the existing black topped surface with brooms, soft brushes and finally dusting with old gunny bags and/or compressed air to receive bituminous treatment. etc. complete.

Providing and laying 50mm (consolidated thickness) full grout using granitic or basaltic stone of specified grading at 6.00 cu.m. per 100 sq.m. grouting with hot bitumen straight run bitumen(or with such bituminous material of grade and type as specified by the Engineer-in-Charge)at 5.0kg. per sq. m. Binding with key aggregate of granitic or basaltic stone of specified grading at 1.5 cu.m. per 100 sq.m. Including Providing and laying seal coat sealing the voids in a bituminious surface laid with F.E loader with 1 Cu.m. bucket capacity to the specified levels, grade and cross fall using Type A seal coat with 0.98 kg/sqm of bitumen of grade as per MoRT&H specifications clause 513.

Providing and applying tack coat with bitumen grade of 80/100 or bitumen emulsion using pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom as per MoRT&H specifications clause 503. Bitumen 80/100@ 0.375 kg/sq.m.

Providing and laying bituminious concrete with 40-60 TPH Drum Mix type Hot mix plant producing an average output of 50 tonnes per hour using crushed aggregates of specified grading, premixed with bituminious binder to mix with filler, transporting the hotmix to work site, with all leads laying with a hydrostatic/hydraulic paver finisher with sensor control to the required grade, level and alignment, using antistripping agent rolling with smooth wheeled, vibratory or tandem rollers to achieve the desired compaction complete as per MoRT&H Specifications Clause 509. Grade-II (13mm nominal size) @ 6.5% Bitumen of grade 60/70. Antistripping agent @ 0.5% of bitumen content.