Repair of drainage system in the yard area of 220 kv sub station Derabassi

Amount

CSR ITEM

E/w in foundation in foundation and trenches completev as per CSR 6.6

CC 1:6:12 with BRICK ballast CSR ref 10.8 a ii

CC 1:6:12 with stone ballast CSR ref 10.8 b ii

115 mm thick b/w in CM 1:5 without reinforcement in foundation CSR 11.37

Ist class b/w in CM 1:5 in foundation & plinth csr ref 11.5

12.5 mm CP 1:5 csr ref 15.10

20 mm CP 1:5 csr ref 15.21

20 mm CP 1:4 CSR REF 15.20

25 mm thick flooring of CC PCC 1:2:4. CSR REF 14.5

40 mm thick flooring of CC PCC 1:2:4.CSR REF 14.6

P/F in position HCI grating of size 150x150mm in/c painting black bitumastic paint complete as per CSR @ 2mt C/c on both side of drain CSR REF 30.76

E/w in foundation for manholes exceeding 3.0 mt depth but uoto 4.5 mt including timbering & shuttring complete as per CSR REF 29.4 C I

RCC m-20 in slab of well CSR REF 10.20

Shuttering for slab and sides of slab CSR REF 9.8

Filling of brick bats CSR REF 10.29

Ist class brick work in foundation 1:7 CSR REF 11.1

Extra rate for special brick work CSR REF 11.69

Labour rate for cold twisted bars CSR REF 18.18

Boring in earth 4" dia 0-15 rmt CSR REF 26.7 B i

15 rmt to 30 rmt csr ref 26.7 b ii

Lowering PVC pipe in bore well medium duty complete csr ref 28.92 a

Lowering PVC pipe with screen in bore well medium duty complete csr ref 28.93 a

P/F RCC manhole cover medium duty of 450 mm csr ref 29.34 c iii

P/f foot rest for well shaft csr ref 29.35

Scraping of old bricks csr ref 8.31 c

Recovery of bricks AOR

Recovery of brick bats CSR REF 3M-12 D

Extra carriage beyoud 5 km and difference in quarry rates( cheap lending rates)

Cement AOR

Fine sand

Coarse aggregates 13.2 mm

Coarse aggregates 11.2 mm

Coarse aggregates 40 mm

COARSE SAND

Difference of bricks as per AC slip 4

THE SANT ATTAR SINGH COOP LABOUR AND CONSTRUCTION SOCIETY LTD AT BADBAR

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