tender for zonal maintenance work zone 2(ward 6-10)--cement concrete grade m-20 (nominal mix) with 20 mm maximum size of stone aggregate-providing and laying in position plain cement concrete (pcc) of specified grade excluding the cost of centering and shuttering steel work welded in built up sections/ framed work including cutting, hoisting. fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. in stringers, treads, landings etc. of stair cases including use of chequered plate wherever required, all complete. , foundations, footings, bases of columns, etc. for mass concrete.-centering and shuttering including strutting, propping stretchin g etc. complete for and removal of form work by sheet plate or ply wood shuttering for , red sand stone-40 mm thick fine dressed stone flooring over 20 mm (average) thick base of cement mortar 1:3 (1cement: 3 coarse san d) with joints finished flush with cement mortar 1:3.