Details: hard rock (requiring blasting) earth work in excavation for foundation, trenches for pipes / cables or drains etc. by mechanical means / manual means ( "cement concrete grade m-7.5 (nominal mix) with 40 mmmaximum size of stone aggregate" "providing and laying in position m-20 (nominal mix) with 20 mm maximum size of stone aggregate of cold twisted bars 1:4 (1 cement: 4 sand) "manufacturing and supply of specials made out of m.s. steel plate or hr coil conforming to is 3589-2001 or its latest "filling by available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in lay in lime mortar
Sector: Urban Authority