Urban Administration And Development Tender

15.2 Demolishing cement concrete manually/by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-in-charge. 1:3:6 or richer mix

6.5 Providing and Laying Cement Concrete Grade M-10 Nominal mix 1:3:6 with 40 mm graded crushed stone aggregate. Spreading the Concrete by shovels mixing shall be in machanical mixer, Compacting by use of pin/plate/screed vibrators including form work by strong steel girders fixed by spikes.

6.6 Providing and Laying Cement Concrete Grade M-20 (Nominal mix 1:1. 5:3) with 20 mm graded crushed stone aggregate. mixing shall be in machanical mixer, laying with paver Compacting by use of pin/plate/screed vibrators including form work by strong steel girders fixed by spikes, Separation membrane 125 micron thick, i/c cutting of joints @ 4 to 5 m interval and filling it with hot applied bituminous sealant (without dowel bars). (max thickness 20cm) 6.7 deduct from item No. 6.2, 6.3 and 6.6 above if paver with electronic sensor is not used and laying, compaction is done by any other method (Note : the acceptance criteria regarding level, thickness, surface regularity, texture finish, strength of concrete and all other quality control measures shal be the same as in case of machine laid work. This item is to be executed with prior written permission of engineer-in-charge rate : 5420-391=5029