tender for maintaintance of poruvai to thathanayakanpatti in boothakudi village panchayat in viralimalai union (r-590) , clearing the scrub jungle including all labour charges for burrying and burning etc., , earth work excavation in all classes of soils except hard rock requiring blasting depositing on bank with initial lead of 10m and lift of 2m including all labour charges and incidental charges such as shoring, strutting, providing coffer dams, bailing out of water as per 20a , advance patch work for making up the undulation in the existing bituminous surface to an average thickness of of 50mm using 45mm irc size hbg metal , km 0/0-1/0 , km 1/0-2/0 , km 2/0-2/55 , advance patch work for making up the undulation in the existing bituminous surface to an average thickness of of 25mm using 13.20mm irc size hbg metal , km 0/0-1/0 , km 1/0-2/0 , km 2/0-2/55 , applying tack coat over wbm surface (not treated with primer) using 4kg of bituminous emulsion per 10 sqm. including cost of bituminous emulsion which will be supplied departmentally at section stores and cost of which will be recovered at the rates as per special conditions appended herewith including conveyance of bituminous emulsion to actual work spot handling charges including labour charges for brushing, cleaning and preparing the surface for laying the tack coat and labour and machinery charges for applying the required quantity of bituminous emulsion including hire, fuel and running charges for all tools and plants employed for the work including all other incidental charges such as barricading and providing danger lights, flags etc., complete as per standard specification. , providing and laying tack coat over bituminous surface using 3kg of bitumen 60/70 for 10sqm area including cost and conveyance of bituminous binder including labour charges for preparing the surface and applying the required quantity of bitumen as tack coat , providing and laying open graded premix carpet of 20mm compacted thick usin