NNT-2022-23-Construction of culvert at Rajavaikkal near Mayanam Road in Kutchanur Town Panchayat

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 cement, Four sand Eight 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

Plain Cement Concrete 1:2:4 mix (One part cement, Two part sand and Four part of aggregate) using 20mm size ISS gauge HBG metal for 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. Complying with std. specifications., TNDSS NO:24

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 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

Drainage Sidewall Shuttering

For Culvert Plain surface

Collection,supply and filling of US gravel from approved quarry to work site and stocking to the Departmental gauge for premeasurement as directed by the Departmental Engineer, to required depth not more than 15cm depth including cost and Conveyance of gravel to site and all labour charges for filling etc., Complete complying with Standard Specification as per clause MORTH Specification.

Supply and fabrication and placing in position of TMTsteel roads to required size and length as directed by the departamental officers including cost of binding wire, cutting, bending and tying etc., inclduing cost and conveyance of all materials to side and all labour charges etc., complete as per standard specification TNDSS NO: 97 V.VI (S6) VII (S^) VII-3

Reinforced cement concrete 1:1 1/2:3 (One Cement one and half sand and three aggregate) using 20mm size I.S.S metal including cost conveyance of materials to site and all labour chages etc.,mixing laying consolidating curring etc., but excluding cost of steel etc., complete as per standard specification TNDSS NO: 30 V. VI (S3) VII-3

K VANARAJ