Details: [21.93.1]providing and fixing sfrc manhole covers and frames marked with is: 12592 including setting the same to correct lines and levels in 1:3 cement sand mortar over manhole including carriage loading unloading stacking handling re-handling etc. complete in all respects to the satisfaction to the engineer-in-charge. 1. type:- extra heavy duty set (ehd-35) 560mm clear opening [6.14.1]providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - all work up to plinth level : 1. 1:1.5:3 (1 cement : 1.5 coarse sand (zone-iii): 3 graded stone aggregate 20 mm nominal size) [13.29.2]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. 2. in gratings, frames, guard bar, ladder, railings, brackets, gates and similar works desilting of sewer manhole by jetting-
Sector: Urban Authority