Construction of 30000Litre OHT (12M STAGING) at Thimmachipuram with Extension of Pipeline H/o. K.Pettai.

Amount

Name of the Work : Construction of 30000Litre OHT (12M STAGING) at Thimmachipuram with Extension of Pipeline H/o. K.Pettai.

Earthwork excavating and depositing on bank with an initial lead of 10 metres and initial lift of 2 metres in hard stiff clay, black cotton, hard red earth, shales, murrams, ordinary gravel stoney earth mixed with small sized boulders etc., SS 20B and as

First depth of 2m

Second depth of 1m

Supply, Delivery and Filling with river sand complying with standard specification including watering ramming and consolidation etc., complete and as directed by TWAD Board Officers-for foundation.

Levelling coarse in cement concrete 1:4:8 (one cement,four sand and eight aggregate) using 40mm hard broken stone and river sand for foundation and leveling coarse including cost of all materials, mixing,placing, ramming, curing, finishing etc., complete and as directed by TWAD Board Officers. (Beyond 1.5 m to 4.5 m below GL)

Reinforced Cement Concrete using M30 Design mix with required cement, sand and 20 mm and 10 mm Machine crushed HBG stone with river sand including the cost of all materials, labour charges, mixing by using mechanical mixer machine, placing in position, lifting, vibrating by using mechanical vibrator, finishing & curing but excluding the cost of reinforcement and fabricating, centering, shuttering and strutting charges etc., complete and as directed by TWAD Board Officers.

For items 1.5m to 4.5m below GL

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

For items above10.98 m & up to 14.64 m from GL

For items above14.64 m & up to 18.30 m from GL

Supply and erection of steel Centering, Shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25 X 25 X 3mm for boarding laid over I type M.

Plane Surface

Below GL

Curved Surface - 11.30 to 12.30m

Curved Surface - 12.30 to 13.30m

Curved Surface - 13.30 to 14.30m

Curved Surface - 14.30 to 15.30m

Square column

Below G.L.

Applying two coats using approved Cement Paint including cost of one coat of white washing, cost of all materials, labour charges, etc., complete and as directed by TWAD Board Officers.

Supplying, fabricating and placing in position of Steel Rods for reinforcement including cost of steel and binding wire and labour charges etc. complete for RCC works 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 III

Providing and fixing of RCC inside access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc.

Supply, Delivery and fixing of CI Manhole frame with cover of following size including cost of all materials, fixing of MS clamps, Bolt and nuts etc.,complete and as directed by TWAD Board Officers. 0.60 x 0.60 (Heavy Duty)

Providing GI pipe connection arrangements for inlet, outlet scour and overflow etc. including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality ename

65mm Ø GI pipes for inlet 1xl connection

65mm Ø GI pipes for over flow

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GM Gate valve

50mm Ø GM gate valve

65mm Ø GI Elbow

50mm Ø GI Elbow

65mm Ø GI coupler

50mm Ø GI coupler

65mm Ø GI union

Provision for Pipe Line

Supply and Delivery of GI and PVC specials materials etc., complete 10%

63mm PVC TEE

63mm PVC Bend

Solution

Thread

Supply and Delivery of 63mm 4 KSC PVC Pipe with ISI Mark including all Charges etc., Complete

Earthwork excavation and depositing on bank with an initial lead of 10 m and lift of 2m in Hard stiff clay blcak cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B as direct

Laying and jointig of P.V.C and G.I pipe into the trench with proper grading 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)

SELVARAJ KRISHNASAMY (BID ID -1154973)