Construction of Infiltration Well at Nanjaikalakurichi Amaravathi River in Nanjaikalakurichi Panchayat

Name of the Work : Construction of Infiltration Well @ Nanjaikalakurichi Amaravathi River H/O Nanjaikalakurichi Pt

Earthwork excavation above Water Level in light or sandy soil for infiltration wells ,suction wells etc including levelling the site with the initial lead of 10 m

For first depth of 2 m

For second depth of 2 m

Sinking of well below water level including all incidental charges using special tools and plants such as air compressors,helmets etc complete including bailing out water for 4.50 m dai well

I depth of 2 m

II depth of 2 m

III depth of 2 m

IV depth of 2 m

V depth of 2 m

Reinforced cement concrete 1:1.5:3 mix using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using machanical mixer machine and compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.( Well curb)

Reinforced cement concrete 1:2:4 (one cement, two sand, four course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using machanical mixer machine and compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.(Binding ring)

Reinforced cement concrete 1:1.5:3 mix using 20mm size hard blue granite stone (machine crushed) for excluding cost of reinforcement, centering, shuttering, strutting but including curing and finishing mixing concrete using machanical mixer machine and compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.(For Pillasters )

Porous Concrete 1:4 (one cement ,Four 20 mm HBS NO SAND) including cost of mixing,placing in position,curing etc complete

Reinforced cement concrete 1:2:4 (one cement, two sand, four course aggregate) using 20mm size hard blue granite stone (machine crushed) for plinth beam excluding cost of reinforcement, fabrication and placing the grills in position and excluding cost of centering, shuttering, strutting but including curing and finishing mixing concrete using machanical mixer machine and compaction by machanical vibrator etc., complete and as directed by TWAD Board Officers.(For Cover slab)

Brick work in CM 1:3 (one cement and three sand) using country bricks of size 8 3/4" X 4 1/4" X 2 1/4" for superstructure including cost of all materials, labour charges, curing, finishing etc., complete and as directed by TWAD Board Officers.

Brick work

Centering for sides and soffits of R.C.C slab of plane surface for R.C.C floor slab including strutting upto 3.3 mt height using MS sheets of size 90cmx60cm and stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia 90cmx60cm and BG10 guage (spaced at 75cm c/c) complying with standard specification etc., complete as directed by the TWAD Board Officers.

Binding Rings (curved surface)

Centering for sides and soffits of R.C.C slab of plane surface for R.C.C floor slab including strutting upto 3.3 mt height using MS sheets of size 90cmx60cm and stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia 90cmx60cm and BG10 guage (spaced at 75cm c/c) complying with standard specification etc., complete as directed by the TWAD Board Officers.

Porous Concrete (curved surface)

Centering for sides and soffits of R.C.C slab of plane surface for R.C.C floor slab including strutting upto 3.3 mt height using MS sheets of size 90cmx60cm and stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia 90cmx60cm and BG10 guage (spaced at 75cm c/c) complying with standard specification etc., complete as directed by the TWAD Board Officers.

for pillasters (Plane surface),well curb

Centering for sides and soffits of R.C.C slab of plane surface for R.C.C floor slab including strutting upto 3.3 mt height using MS sheets of size 90cmx60cm and stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia 90cmx60cm and BG10 guage (spaced at 75cm c/c) complying with standard specification etc., complete as directed by the TWAD Board Officers.

Plane surface cover slab bottom

Curved surface

Plastering with CM 1:3(one cement and three sand) 12mm thick including cost of materials, labour charges for finishing, curing etc., complete and as directed by TWAD Board Officers.

Supply,fixing of CI Manhole cover with frame of size 0.60 mx0.60 m.

Supply and fixing of CI steps inside the Inf.well

Supplying fabricating and placing in position of RTS grills at all heights for reinforcement including cost of steel for all works and labour charges including cost of binding wire etc., complete for all RCC works and as directed by TWAD Board Officers.

RTS rods

MS angle for cutting edge

Colour washing the outside the well

Plugging the bottom of well with course sand

Provision for supply, fixing of MS I-section for supporting the Pumpsets

Provision for confirmatory bores at IW site

Construction of Infiltration Well @ Nanjaikalakurichi Amaravathi River H/O Nanjaikalakurichi Pt

Supply and Delivery of 10HPSub Pumpset 300Ipm x 75 m head with ISI Mark

Supply and Delivery of 10HP Single Phase Panel Board

4 Sq.mm Sub flat Cable

100 mm GI pipe

100 mm GM gate value

100 mm nin return value

100 mm GI unoin

90 mm OD PVC pipe 6ksc

Supply and Delivey of EB Materials

Supply and Delivery of PVC & GI Specials Etc.

Earth Work Excavation in all classes of soils SS20B for pipe line Trench work

Laying and Jointing of PVC and GI pipe into the trench with proper grade and alignment

Labour Charges for Refilling of Pipe line trench with Excavated Earth

Labour charges for Erection of 10HP Submersible Pumpset and Commisioning charge

Provision for EB Deposit arrangements

Transport charges for erection materials and Pedestal materials to site

GST Amount for providing Service to Government Contract Works for the above ConstructionWorks. GST Amount is the Total GST Amount for overall quoted amount above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)