Nallampalli Block - Construction of 60000 Litre OHT Tank (12 M Height) at Errabaiyanhalli H/o. Errabaiyanhalli - Package No.TN04-P01- General Fund (Block Panchayat) 2026-27 - Nallampalli Block - P01

Construction of 60000 Lit OHT tank (12m Stage) at Errabaiyanahalli H/O Errabaiyanahalli

Earth work excavation below G.L. and depositing on bank within an initial lead of 10.00 m and an initial lift of 2.00 for the following classification of soil First depth of 0 to 2 m In hard stiff clay, stiff black cotton soil, hard red earth, sales, murrams, gravel, stoney earth, earth mixed with small sized boulders and hard gravelly soil S.S.20B , For Column Footing, For G.L Brace

Second depth of 2.0m to 3.0 m

Sand filling for foundation with clear river sand including cost of sand,watering,ramming and consolidation etc complete as directed by TWAD Board officers For Column Footing

PCC 1:4:8 using 40mm HBG metal including mixing curing etc.,below 1.50 m from GL. For footing

RCC in M 30 mix using10mm& 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete Below 1.5m from GL Column footing

0m to 1.50m below GL

0m to 1.00m above GL

1.00m to 4.50m above GL

4.50 m to 7.32 m above GL