Construction of NEW OHT 10,000 Lit at Vellaiyammapatti in Pannapatti Panchayat Manapparai Block in Tiruchirappalli District under NABARD-RIDF-XXX1 - 2025-26

Construction of New 10,000 Lit RCC OHT at Vellaiyammapatti in Pannapatti Panchayat... Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B For Column Foundation

Second depth 2.00 m - Below For Column Foundation

Sand filling for foundation with clear M.Sand including cost of sand watering, ramming and consolidation etc complete. For Column Foundation

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. For Column Foundation, For GL Brace Beam Foundation (3.68-0.30=3.38)

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers.

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak 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 specifications etc., complete and as directed by TWAD Board officers. PLANE SURFACES Below G.L.

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete for item 1.5m to 4.5m below ground level

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Square column upto G.L. Brace Beam Bottom

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete For items 0 to 1.50m below GL

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

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. For Column Foundation, For GL Brace Beam Foundation (2.95-0.30= 2.65)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete PLANE SURFACES

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete For Ground Level Brace Beam

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete For column, G.L. brace beam top to Middle brace beam bottom - (0.00 to 3.30)

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete For column, For column, G.L. brace beam top to Middle brace beam bottom - (0.00 to 3.30)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Middle brace beam inside (3.30 - 3.55)

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete For Middlel Brace Beam (3.30-3.55)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Square Column (3.55 - 4.30)

Square Column (4.30 - 5.30)

Square Column (4.30 - 6.30)

Square Column (6.30 - 6.85)

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete For Col. Square Column (3.55 - 4.50)

Square Column (4.50 - 6.85)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Grid Beam outside (6.85 - 7.20)

Floor Slab

Floor Slab Side

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete Grid (Floor) Beam (6.85 - 7.20)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Curv. Surface haunch (slanding) (7.35 - 7.50)

Curv. Surface Tank Side wall outer (8.30-9.30)

Curv. Surface Tank Side wall outer (9.30-9.80)

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete Water Tank Side Wall (7.35-9.00)

Water Tank Side Wall (9.00-9.80)

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items etc Complete Cover Slab Bottom (9.80 - 9.80)

Tank cover slab side wall (curved)

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete Water tank cover slab (9.80 - 9.90)

Providing PVCI ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl etc., complete.,

Providing manhole cover of size 0.60 m X 0.60 m in CI Manhole Cover MS angle fixed along edges and as directed by TWAD Board officers.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 4Scm consisting of two Nos. of ve~ical post of 10cm x lScm and step slab of 25mm x 25mm etc., complete.

Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre welded, jointed etc., providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of OHT of suitable inclined length, including bottom anchorage and transportation etc., complete.,

Exterior Emulsion Paint two coats with approved exterior emulsion paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete.

65mm dia GI pipes for inlet connection

65mm Ø GI pipes for over flow & 1xl

65mm Ø GI pipe for delivery 1x1 pipe

50mm Ø GI pipes for scour pipe 1xl

90mm Ø PVC Threaded coupler

65 mm Ø PVC threaded coupler

65mm Ø GI Bend

65mm Ø GI 90 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

50mm Ø GI Union

50mm Ø GI Elbow

65mm Dia GI Tee

65x50 dia Gi reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

63 mm PVC Pipe 6 ksc

63 mm PVC Elbow

63mm PVC End cap

63 mm PVC Tee

PVC Adhesive Solution (100gm)

Earthwork Excavation in all Soil for excavated earth including all Charges etc 63 mm PVC Pipe

Towards Provision for Cholrinator arrangements Charges

Towards Provision for Watermeter Arrangements

Name Board Charges

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}

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