Construction of UGD Chamber with Manhole cover slab and Providing Laying of interlock concrete Paverblock at Ponnappan Lane in Ward No 19

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 baling out water wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and completed depositing the surplus excavated soil with in the compound in places shown by the departmental officers with intial lead and lifts and cleaning and levelling the site etc.,complete.

Cement concrete 1:4:8 (One cement, four sand and eight hard broken stone) using 40mm gauge broken jelly for foundation etc., including dewatering wherever necessary laid in layers not more than 15 CM thick etc., compacting, curing complete complying with standard specifications.

Supply and Delivery of 200 mm dia 6Ksc PVC Pipe including cost and conveyance and all labour charges etc., complete (a) 200mm dia PVC 6Ksc Pipe (2025-26 TWAD SOR P No 16 Sl.No 1.0 WD-M0017)

Lowering the 200 mm dia 6Ksc PVC Pipe including cost and conveyance and all labour charges etc., complete. (a) 200mm dia PVC 6Ksc Pipe (2025-26 TWAD SOR P No 286 Sl.No 19b)

Refilling the excavated Earth soil as per Standard Specification etc., complete.(2025-26 TWAD SOR P No 298 Sl.No 19b)

Brick work in CM 1:5 (one cement & five sand) using II nd class ground moulded bricks of size 9"X43/8"X 23/4" standard specification including finishing, curing,etc., complete complying with standard specification

Plastering with cement mortar 1:5mix (One cement and five sand) using 12mm thick including cost and conveyance of all materials and all labour charges etc., complete as per standard specification.

Supply and fixing of RCC Man hole collar with cover slab including cost and conveyance of all materials and all labour charges etc., complete as per standard specification.

Re 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 sand 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, sand cushion 150mm 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,.

Suppying 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 150mm 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,.

Supplying and erecting steel centering including necessary supports For plane surfaces such as rectangular or square RCC columns etc. which require only nominal strutting using mild steel sheets made of 10 gauge thick welded with MS angle size 40mm x 40mm x 5 mm and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick).etc..complete in all floors complying with standard specifcation. Steel Adjustable telescopic props shall be rovided as directed by the departmental Officers. (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 specificatins and as directed by the departmental officers.- Mixing by manual means