TN04-08-02/6th SFC (Hilly Panchayats) 2024-25 Pennagaram Block Construction of 10000 Litter OHT (9m Stage) New Borewell, Pumpset, pipeline at Periyur Padaparai near Perumal House H/O Pikkili

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by TWAD Board officers.

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.51m to 7.32m above GL

For items 7.32m to 10.98 m above Column up to 9.30 m ht.

For items above 7.32 m & up to 10.98 m from GL

For Roof Slab 10.93m to 11.08m