Earthwork excavation above Water Level in light or sandy clay soil for infiltration well of 4.50 m dia (Internal) including levelling the site and as directed by the departmental officers openwell excavation for Infiltration wellfor first depth of 1.00 m (TWAD Page No.249) (Area=3.14x5.50 2 )/4 =23.75 m 2
2
Reinforced cement concrete M-30 mix excluding cost of centering ,strutting ,supply and fabrication of steel reinforcement but including cost of curingetc completeand as directed by the TWAD Board officers
3
Sinking of infiltration well of 4.50 m internal dia and 5.50 m external dia below pilasters level including all incidental charges in light or sandy soil (Twad Page No 250) I depth of 2 m (Page -155 TWAD)
4
II depth of 2 m
5
III depth of 2 m
6
IV depth of 2 m
7
Porous Concrete CC 1:4 (one cement ,four hard broken granite jelly of size 20mm) for steining of infiltration well excluding cost of centering but including curing etc complete and as directed by the TWAD Board Officers
8
Providing steel centering using MS plates of size 90 cm x60 cm -13 G 10 G thick welded with 25 mm x3 mm MS angles supported with country wood scantling of size 10 cm x 6.5 cm at 50 cm C/C strutting with casurina props of 10 cm to 13 cm dia as directed by TWAD board Officers
9
For curved surface
10
Supply, delivery fabrication and placing inposition of RTS rods for reinforcement for binding ring, pilasters, roof slab and well curb including cost of binding wire and as directed by TWAD Board officers.(As per bar bending schedule)
11
Supply, delivery and fixing in position 50mm thick RCC manhole cover slab of size 0.60 x 0.60 m with necessary reinforcement and MS angle of size 50mmx50mm x 6mm thick fixed alround the edges of the slab complete and as directed by the TWAD Board Officers.
12
Providing ventilating arrangement by fixing inposition 160mm OD PVC 6 KSC pipe with PVC cowl and as directed by the TWAD Board officers
13
Providing 3 \" TO 4\" confirmatory bores to ascertain sand depth and locating well site bore commencing the work (Page -207)
14
Colour washing the outside of well plastered surface and side of roof slab.
15
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} Please Enable Macros to View BoQ information
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