Construction of 30000Lit OHT Tank 12M at Thellanahalli h-o Thindal

Constructionof 30000Lit OHT Tank (12M) @ Thellanahalli village H/o Thindal

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 i) For foundation

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

For GL Landing Platform for ladder

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. For foundation

For GL Brace

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 20mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers. For GL Landing Platform for ladder

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 Rectangular Portion Trapezoidal portion '(.35/3)x(2.2*2.2+0.4*0.4+2.20*0.40) =0.49

B)For items 0 to 1.50m below GL For column upto G.L. For GL brace For GL brace extended portion for landing slab For GL Landing Platform for ladder

C)For items 0m to 4.5m above GL Columns Brace No 1 at 2.715m For brace extended portion for landing slab For Landing Platform for ladder

D)For items 4.51m to 7.32m above GL Columns Brace no 2 @5.58m For brace extended portion for landing slab For Landing Platform for ladder

E)For items 7.32m to 10.98m above GL Columns Brace No 3 @8.445m For brace extended portion for landing slab For Landing Platform for ladder

D)For items 10.98m to 14.64m above GL Columns For beam at 11.45m above GL For beam extended portion for landing slab For Landing Platform for ladder For floor slab at 11.61m above GL For haunches Sidewall

E)For items above 14.64m & up to 18.30m from GL Sidewall For Roof Slab @14.75 to 14.93 m from GL Deduction for manhole cover Deduction for manhole cover

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 a)PLANE SURFACES Below G.L. For Footing Side For GL Brace bottom For GL Brace sides GL brace extn portion-bottom GL brace extn portion-outside GL brace extn portion-inside LANDING PLATFORM GL Landing Platform-side GL Landing Platform-outside GL Landing Platform-Bottom

B)ABOVE G.L. to 3.30m For Ist Brace bottom @2.715m For Ist Brace Brace sides Brace extn portion-bottom Brace extn portion-outside Brace extn portion-inside Brace extn portion-face Landing Platform-side Landing Platform-outside Landing Platform-Bottom FROM FLOOR TO 3.30 M Roof slab bottom Deduct for Manhole For sidewall junction with Roof bottom ADD Sides of manhole

B)5.30m . to 6.30m Brace extn portion-bottom Brace extn portion-outside Brace extn portion-inside Brace extn portion-face Landing Platform-side Landing Platform-outside Landing Platform-Bottom

8.30m . to 9.30m, For IIIrd Brace bottom @8.445m, For IIIrd Brace Brace sides, Brace extn portion-bottom, Brace extn portion-outside, Brace extn portion-inside,Brace extn portion-face, Landing Platform-side,Landing Platform-outside, Landing Platform-Bottom.

11.31m to 12.30m, Floor beam bottom @11.45 m, Floor beam inside, Floor beam outside, Beam extn portion-bottom, Beam extn portion-outside, Beam extn portion-inside, Beam extn portion-face, Landing Platform-side, Landing Platform-outside, Bottom of floor slab including working space, Deduct Beam bottom , Deduct Column junction.

Curved Surface , 0 to 3.30m from floor level, Sides of floor slab, Side wall outer, Side wall inner , Haunch (slanting) , Sides of roof slab.

Square column, Below G.L., Column below G.L., Deduct brace junction.

Ground level to 3.30 m,, Ground level to 3.30 m, Deduct brace @2.715.

Square column, 3.31 to 4.30m.

4.31 to 5.30m, 5.31 to 6.30m, Deduct brace @5.58m.

8.31 to 9.30m, Deduct brace @8.445m

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, For Braces-3 Nos -(4 x0.30=1.20m), Deduct column&Brace junction 3Nos, Floor beam outer face, Inner face, Floor slab sides, Floor slab top, Side wall outer , Roof slab sides, Roof slab sides offset, Landing Platform : For Extended Braces & beam - 4 Nos - Deduct landing &Brace junction 3Nos, Landing Platform-Top & Bottom, Landing platform sides, Landing platform sides.

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.

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm 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 cu

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

Providing cut stone slab in CM 1:3 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.

Pipe connection to SR, 65mm Ø GI pipes for over flow & 1xl .Rain Water harvesting pipe

rain water harvesting pipe, 65mm Ø GI pipes for over flow & 1xl.

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

65 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65mm Ø GM Gate valve

50mm Ø GM gate valve

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

Supply of PVC Pipes Pumping Line 50mm HDPE Pipe

Earth work excavation and depositing on bank with initial lead and lift in all soil for etc Complete

Laying and jointing of 50mm HDPE pipe into trench for etc Complete

Refilling the earth work after into trench

Provsion for Name Board.

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