Laying of CPVC Pipe Line in Pocket-K Sarita Vihar in Ward No. 187, Central Zone

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge 15.2.2 Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes,having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. 18.9.5 40 mm nominal dia Pipes

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 18.17.3 40 mm nominal bore

C.P. Brass union 40mm dia

Providing and filling sand of grading zone V or coarser grade, allround the G.I. pipes in external work :18.41.5 40 mm diameter pipe

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :4.1.2 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)