Salem District - Gangavalli Block - Construction of 60000 litre OHT at Pudhu colony H/O Nagiyampatty Pachayat - Adi Dravidar Habitation Improvement - 2022-23 Work No. 01

Amount

Construction of 60000 litre OHT @ Pudhucolony H/O Nagiyampatty Pachayat

Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth,earth mixed with small sized boulders and hard gravelly soil as per SS 20Bk soil as per SS 20A.

Supplying and filling in foundation, basement, etc with filling M.Sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:4:8 (One Cement, Four M.Sand and eight hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers

Reinforced cement concrete 1:1.5:3mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete .for 10 cum1.5m to 4.5m below GL

0 to 1.5m below GL

0 m to 4.5m from GL

4.5m to 7.32m from GL

7.32 m to 10.98 m from GL

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etc using mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak (country wood) scantlings of size 10cm x 6.5cm spaced of about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complete complying with standard specifications and as directed by departmental officers including conveyance of all materials to site and proper centering etc complete.Plane Surface Below G.L.

G.L. to 3.30m

Curved surface 0 to 3.30m

Square columns Below GL

Supplying and fabrication of steel including cost and conveyance of steel to site and all labour charges for straightening, cutting to length,bending to shape and tying in position and forming grills for all R.C.C works upto 16 mm dia

RCC for writing board

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

R VELLAYAMMAL