Construction of 60000L OHT Tank in Agaravallam Melatheru at Kiliyanur Panchayat in Kuthalam Block at Mayiladuthurai District Under SFC (DP) 2022-23

Amount

Earth work excavation and depositing on bank with an initial lead of 10m and initial lift of 2m in following classification of soils as directed by TWAD Board officers Hard Stiff clay, stiff black cotton soil, hand red earth, shales, murams, gravel,stone For Foundation upto 2.0m

Sand filling for foundation with clear river sand including cost of sand watering,ramming and consolidation etc complete.

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.

RCC in M30 GRADE using graded aggregates of HBGS excluding cost of reinforcement, centering, shuttering, strutting, but including coat of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete.

(a) For footing below G.L (1.50 to 4.50 below GL)

(b) For Column and brace uptoG.L ( 0 to 1.50 below GL)

(c) For column and Middle brace 0 to 4.5m from GL

(d) items above 4.50 m to 7.32 m above GL

(e) items above 7.32m to 10.98m above GL

(f) items above 10.98m to 14.64m above GL

Supplying and errecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets of suitable size of BG 10 stiffneq with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over silver soak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specification etc., complete. (A) PLANE SURFACES

(a) Below GL

(b) For 3.30m to 4.30 M above GL

(c) For 6.30m to 7.30m above GL

(d) For 10.30m to 11.30m above GL

Supplying and errecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets of suitable size of BG 10 stiffneq with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over silver soak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specification etc., complete. (B) SQUARE COLUMN

(a) For Column Below GL

(b) For Column GL 0 to 3.30M

(c) For Column (3.31 m to 4.30m)

(d) For Column (4.31 m to 5.30m)

(e) For Column (5.31 m to 6.30m)

(f) For Column (6.31 m to 7.30m)

Supplying and errecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets of suitable size of BG 10 stiffneq with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over silver soak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specification etc., complete. (C) CURVED SURFACE

For side wall, Roof slab & Floor slab sides and Haunch (6.30 to 7.30m )

Painting the newly plastered wall surface with two coats of Plastic Emulsion outside the building over one coat of cement primer including clearing the surface in all floors etc., complete as per standard specification.

Supplying, fabrication and placing in position of HSD steel rods for reinforcement including cost of steel and binding wire etc., complete

Fabricate fabrication, supply, delivery and fixing of outside MS lader of 45cm wide made out fabrication, supply, delivery and fixing of outside MS lader of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain roads fixed ar 30cm centre to centre welded, joined etc.,providing with suitable side supports, clamps, and locking arrangement provided with one coat of red oxide paint for providing access to roof top of 60,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and transportation etc., complete.

Providing and fixing of RCC inner acces ladder in RCC 1:1 1/2:3 (one cement and one and half sand three aggregate) using 20mm HBG stpme for OHT including cost of reinforcement, Placing grill in position, consisting of two Nos of ve -ical post of 10cm x IScm directed by TWAD Board officers. Providing PVC ventilating arrangements mosquito proof nylon net with 110mm PVC pipes and cowl and as directed by TWAD Board officers. providing cut stone slab in CM 1:3 including all labour charges etc., complete

Providing PVC ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and including all labour charges etc.,

Providing manhole cover of size 1 x 1.060 x 0.60 M in RCC 1:1:5:3 with suitable reinforcement and 60 x 60 x 6mm MS angle fixed along edges including all labour charges etc.,

Supply & Delivery of following pipes and specials for OHT connection

(a) 65mm GI Pipes for tank connection work

(b) Supply and Delivery of G.M Gate valve 65mm size

(c) Supply & Delivery of 65mm G.I Coupling

(d) Supply & delivery of 65 mm x 50 mm GI Heavy Reducer

(e) Supply & Delivery of 65mm G.I Elbow

(f) Supply & Delivery of 65mm G.I Flange set

(g) Supply & Delivery of 65mm G.I Tee

(h) Labour charges for fixing of GI pipes and specials for OHT Pipe connections as directed by the TWAD officers.

Name board

Refilling the foundation with escavated earth in layers

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}

M.Arun