15TH FINANCE 2025-26 II Nd INSTALLMENT UN TIED Unnamalaikadai TP

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and bal

Picking the existing BT surface to 50 mm, deep and replacing the metal fit for reuse, to bring the existing surface to camber including leveling and sectioning as directed by the Departmental officers including labour and hire charges for tools and plants and all other incidental charges etc., complete as per standard specifications. TNBPSS No:39F

Cement Concrete 1:4:8 (One cement, Four crushed stone sand and eight hard broken stone jelly) using 40 mm gauge hard broken jelly for flooring including laying, consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers - Mixing by Mechanical Means

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner , vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specification. (Payment for centering shall be given after the concrete is laid).

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing etc., complete as per standard specifications and as directed by the departmental officers. - Mixing by mechanical means

Providing and fixing bitumen tar pad including cost and conveyance of expansion joints, shallimar pad and jointing seal lands and fixing them in position etc. complete as per standard specification as directed by Engineer in charge.