providing supplying and erecting various material and labour services for draiange at grampanchayat ( 15th finance 20-21 internal zp star tiet ) -2 cement 53 gred 50kg bag 3 vsi / natural sand 4 crush metal 5 np class 2 300 mm dia rcc pipe 6 chamber 1m depth 7 tractor n trolly 8 excavator 9 tanker 10 breaker 11 dumper 12 crush metal 40mm 13 crush metal 25mm 14 crush metal 20mm 15 crush metal 12mm 16 crush metal 6mm 17 hard murum 18 metal 19 crush sand 20 second class burnt brick 6x9inch 21 providing and supplying labour 22 excavation in soil soft murum 23 excavation in hard murum 24 excavation in soft rock 25 excavation in hard rock 26 construction labour 27 300 mm rcc round pipe connection wages 28 filling in plinth in floors with contractor 29 round 21 inch chamber construction wages 30 refilling the trenches