Namakku naame Thittam (NNT) 2023-2024 - Maintenance of Road work at 15th ward Govt.Higher Secondary School Campous in Nilakkottai Townpanchayat

Amount

Maintenance of Road work

Earthwork excavation in all soils and sub soils except hard rock requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm 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&24VI (S2), VII 9,10

Plain cement concrete Using 1:4:8 mix ( One Part of cement , four Parts of Fine aggregates and Eight Parts of Coarse aggregates) using 40 mm ISS 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 the standard specifications. 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 10stifened 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 materials to site etc. complete complying with standard specification. TNDSS NO: 30&86

Plain Cement Concrete 1:2:4 Mix ( One Part of cement , Two Parts of Fine aggregates and Four Parts of Coarse aggregates)using 20 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying,finishing and curing etc. complete. Complying with std. specifications.. TNDSS NO: 28 & VI (S2) VI (S5A) VII

Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 250mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH

Supplying and laying Rubberised interlocking Paver block M40 grade Providing and laying of 83mm thick high strength type conforming IS 15658-2006 Of rubberized interlocking paver lock in size of minimum compressive strength of 40N/ mm2 in uniform shape of approved make to be laid in flurring bone pattern with Stone dust cushion below the uniform shap of approved non skitting surface in the top and the rate including levelling the base preparation of pavers as sub base, stone dust cushion 100mm thick laying out of pavement cut the pieces to fix the edge vibring the pavers,sweeping tranporting loading unloading of laying paver block as per standard specification,.

R PALANIYAPPAN