tender for dnit for providing and laying premix carpet patches on goriwala to assakhera road ( road id 5751 ) km. 0.00 to 19.85 in sirsa distt. -hsr [ 17.29 ] built-up-spray grout providing, laying and rolling of built-up-spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. key stone chips spreader may be used with application of bituminous binder after each layer, and with key aggregates placed on top of the second layer to serve as a base conforming to the line, grades and cross-section specified, the compacted layer thickness being 75 mm 2 hsr [ 17.50 ] patch work with close graded premix surfacing / mixed seal surfacing 20 mm thickness ( type b ) providing and laying patch work with close graded premixed surfacing material of 20 mm thickness type b using penetration grade bitumen vg - 10 @ 1.9 kg per sqm and crushed aggregates of specified grading after trimming the pot holes, removal of failed material, including mixing in a continuous type of hmp, carriage of mixed material and rolling with a smooth wheeled roller to match the adjoining surface complete as per technical clause 508 of mort&h specifications 3 hsr [ 17.53.1 ] patch work with water bound macadam grading - ii ( with screening ) 1. providing, laying patchwork with stone aggregates of grading - ii laid to water bound macadam specifications after trimming the pot holes, removal of failed material, hand packing, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregates, watering, and rolling with smooth wheeled roller 8 - 10 tonne to match the adjoining surface complete as per technical clause 404 of mort&h specifications