Special Repairs to the Downstream apron near Right Bank of VallurAnicut at Semmapuram Village of Ponneri Taluk in Thiruvallur District.

Dismantling clearing away and carefully stacking material useful for resuse for plain cement concrete as directed by the Engineer in charges of works as per technical specification.

Providing and placing in position of Reinforced cement concrete M 20 grade using graded hard blue granite broken stone jelly of 20 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by using vibrators, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers specificatiions

Supplying and fabricating and placing in position of RTS grill for reinforced cement concrete including cost of steel and binding wire and labour charges for bending, cutting etc as per standard specification and as directed by the departmental officers.

Supplying and erecting centering for vertical plain/RCC concrete walls of supply channel, retaining wall etc of following height with necessary supports, all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25mm x 3 mm for bearing laid silver Oak / Country wood joist of size 7.5cm x 5 cm spaced @ about 90 cm c c and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm c/c etc., complete complying with standard specifications and as directed by the departmental officers (Vertical centering)

GST 18% in Figures