Details: picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed.(a) by manual means :(i) from 25 mm to 50 mm thick. construction of sub base using local materials, spreading in uniform layers with motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with rotavator at omc, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per clause 401 of specifications for road & bridge works of mort&h 5th revision).(iv) for construction of sub base by compacting river bed materials. providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform th
Sector: District Administration