Construction of 10000 Litres RCC OHT With 9.00 M Staging Height (M 30 Mix) at Erraseegalahalli Bus Stop H/o Erraseegalahalli Karimangalam Block TN04-07-13 - JJM-(MVS)-2023-2024

Amount

Construction of 10000 Litres RCC OHT With 9.00 M Staging Height (M 30 Mix) at Erraseegalahalli Bus Stop H/o Erraseegalahalli

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 eart a.First depth of 2m i.For foundation ii.For GL Brace

b.Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

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 as directed by TWAD Board officers.

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 as directed by TWAD Boa A)For items 1.5m to 4.5m below GL FOOTING For Rectangular Portion Fro Trapezoidal portion

B)For items 0 to 1.50m below GL For column upto G.L. For GL brace

C)For items 0m to 4.5m above GL Columns Brace at 3.375 m ht.

D)For items 4.51m to 7.32m above GL Columns Brace at 6.375m

E)For items 7.32m to 10.98m above GL Columns upto 9.30m ht. For Beam at 7.00m ht. above GL For floor slab at 7.2m above GL

F)For items above 7.32m & upto 10.98m from GL Columns Sidewall For haunches from 5.70m to 6.30m For Roof Slab 10.93m to 11.08m Deduction for manhole cover For GI Ventilating arrangements

For Roof Slab 10.93m to 11.08m Deduction for manhole cover For GI Ventilating arrangements

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 x6.5cm spaceqat 90cm center to centre and supported by casuarina props fo 10cm to 13cm dia spaced at 75cm centre to centre coplying with standard specifications ets,. complete and as directed by TWAD Board officer A)PLANE SURFACES a)Below G.L. For Footing Side For GL Brace bottom For GL Brace sides inner For GL Brace sides outer Roof slab bottom Deduct for sidewall junction ADD Sides of manhole

b)3.31m to 4.30 m For GL Brace bottom For GL Brace sides inner For GL Brace sides outer

c)6.31 to 7.30m Grid beam inside Grid beam outsid Grid beam bottom Bottom of floor slab Deduction for Floor beam junction

B)Curved Surface a)0 to 3.30m l Floor slab sides Side wall outer Side wall inner Haunch (slanting) Sides of roof slab

C)Square column a)Below G.L. b)Ground level to 3.30 m D/F Brace

c)3.30 to 4.30m D/F Brace

f) 6.31 to 7.30m D/F Brace

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by TWAD Board officers For column Braces at 2.775mm above GL. Floor beam outer face Inner face Bottom Floor slab bottom Floor slab sides Floor slab top offset Side wall outer Roof slab sides Deduct landing &Brace junction Floor beam junction with floor slab Add Roof slab Bottom projection

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete and as directed by TWAD Board officers. Up to 16mm dia and above 16mm dia rods

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of Fabrication, Supply, delivery and fixing of outsied MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and for steps 16cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design 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 heigth and clear width of 4Scm consisting of two Nos. of ve~ical post of 10cm x IScm and step slab of 25mm x25mm etc., complete and as directed by TWAD Board officers. (Vied seperate Sheet)

Providing GI ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and as directed by TWAD Board officers

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by TWAD Board officers.

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers. As per item l(a) + l(b) Less item 2,3 & 4A & 4B Total

Providing GI Pipe connection to the OHT

Provision of Name Board

Pipe Line 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 20B

Supply of 63mm PVC Pipes including cost and conveyance of all materials to site and all labour charges etc., completed.

Labour charges for laying and joining 63mm PVC Pipes including all labour charges for laying pipes in proper alingment and gradient including cost of solvent cement etc., complete.

Refilling with excavated earth after laying of pipes including all labour charges Solvent cement etc., complete.

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}

T CHINNASAMY