Abiramam 15th Finance Drainage

Amount

Earth work excavation in all soils and sub soils exceipt hard rock requiring blasting with intial lead and lift including re-filling the sides of foundation in layers of 15cm thick watering, ramming, depositing the surplus earth in the premises as directed by departmental officers etc., complete asper standard specification. as per SS 20 B TNDSS NO: 23 & 24 VI (s2), VII 9,10

Plain Cement concrete Using 1:4:8 mix (one part cement, Four part sand Eight part aggregates) using 40mm ISS gauge HBG metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying, consolidating and curing etc., complete as per standard specification. TNDSS NO: 28 V, VI (S2) V, VI (S5A) VII

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using 90cm x 60cm and B.G 10 stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over (silver oak joists) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all material to site etc., complete complying with standard specification. TNDSS NO: 20 & 85

Plain Cement Concrete 1:2:4 Mix (one part cement, two part sand and four part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

T Karuppasamy