ABSTRACT CUM DETAILED ESTIMATE FOR 10000 LIT OHT 7.50M STAGING HEIGHT WITH EPL AT KATTARIPATTY WEST H/O PAPPAKKAPATTY PANCHAYAT

Name of the Work: ABSTRACT CUM DETAILED ESTIMATE FOR 10000 LIT OHT (7.50M STAGING HEIGHT) WITH EPL AT KATTARIPATTY WEST H/O PAPPAKKAPATTY 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

First depth of 2m

For foundation

For GL Brace

Second depth of 1m SDR

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for 2 foundation including the cost 1 of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers. 1.5-4.5m below GL

RCC 1:4:8 using 40mm graded aggregtes of HBGS excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing 3 concrete, placing, vibrating with mechanical vibrator, finishing, curing etc..

For items 1.5m to 4.5m below

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.51m to 7.32 m above

For items above 7.32 m & up to 10.98 m from GL

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 4 x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia Gl pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by TWAD Board officers.

PLANE SURFACES

0-3.3m Below & above G.L

Curved Surface

Square column

Below G.L. &above G.L. 0-3.30

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed 5 surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by TWAD Board officers

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement 6 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 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, 7 clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of 10,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and transportation and as directed by TWAD Board officers.

Providing and fixing of RCC inner access ladder in 1:1.5:3 HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing 8 concrete curing etc., to required height and clear width of 45cm consisting of two Nos of ve-ical post of 10cm x IScm and step slab of 25mm x 25mm etc., complete and as directed by TWAD Board officers

Providing RCC manhole frame with (heavy duty) cover 10 of size 0.60 X 0.60M in as directed by TWAD Board officers. SOR P. 165

Supply,delivery and fixing of 12 pipes and specials for OHT connections

50 mm Gl Pipe B'class

50 mm GM Gatevalve

50x 0.150 mm Gl Pipe Nipple

50 mm dia GI Elbow

50 mm dia GI Coupler

50 mm dia GI Tee

Labour charges for SR Pipe connection

Supply and cost of 63 mm PVC pipe 6 KSC Including all cost of materials and transport charges etc.,complete

Supply and cost of 63 mm PVC pipe 4 KSC Including all cost of materials and transport charges etc..complete

Earth work excavation for in all clauses of soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and boiling out water whenever necessary etc complete complying with standard specification

Laying and jointig of P.V.C and G.I pipe into the trench with proper grading 5 and alignment and all labour charges etc,,complete

Refilling the Pipe line trench with excavated earth other than sand complying the Standard specification etc,, complete

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)

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