Salem District- Kadayampatti Block - Construction of 30000 Liter OHT Tank at Desathu Mariamman Kovil H/o Kanavaipudur at MLACDS - 2022-2023 Work No.01

Amount

Construction of 30000 Litre Over Head Tank At Desathu Mariamman Kovil . H/O : Kanavaipudur .

Earth work excavation and depositing on bank with in initial lead of 10 mand 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

Providing and laying of sand filling in to the basement including cost and conveyance to the siteand all labour charges as per standard speecifications

Refilling the basement with excavated earth other than sand complying the Standard specification

Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing,laying and curing etc complete for 10 cum.

Supplying and erecting centering shuttering including necessary supports for plane surface in foundation and basement and in all floors for R C C column footing column plinth beam, beams, roof slabs, staircase steps, bed blocks, critical pier etc using mild steel sheets of size 90 x 60 cm and 10 guage stiffened, welded with mild steel angles of size 25mmx25mmx3mm for boarding laid over silver oak (country wood) scantlings of size 10cm x 6.5cm spaced of about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre complete complying with standard specifications and as directed by departmental officers including conveyance of all materials to site and proper centering etc complete. Below G.L

G.L to 3.30m

Floor slab @ 7.14m

Cover slab @ 10.25m

Below ground level

For column , G.L brace beam top to Middle brace beam bottom - 0.00 to 3.30

Middle brace beam Top to Grid beam bottom 3.60-6.84

Supplying and fabrication of steel including cost and conveyance of steel to site and all labour charges for straightening, cutting to length, bending to shape and tying in position and forming grills for all R.C.C works

Reinforced cement concrete 1:1.5:3 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete for 10 cum1.5m to 4.5m below GL

0 to 1.5m below GL

Above GL 0m to 4.5m

4.5m to 7.32m from Above GL

7.33m to 10.98m from Above GL

Painting two coats with approved Cement Paint over one coat of Primaring coat of Cement Paint over cement plastered wall surface, ceiling and other new surface including cleaning, preparing the surface, curing, scaffolding charges etc., complete complying

Providing manhole cover of size 0.60 m X 0.60 m in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges etc., complete.,

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.

FabricatFabrication, 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.,

Providing Pipe Connection arrangement to Inlet and outlet and Overflow pipe & gunmetal gatevalves including Specils etc,50 mm GI Pipe

50mm GM Gate Valve

Flange set 50mm

GI elbow 50mm

GI Coupling 50m

Supply and delivery of 63mm OD 6 KSC PVC Pipe as per ISI Marked Standarad specification.

Supply and delivery of 63mm PVC MTA

Supply and delivery of 63mm PVC Elbow

Earth work excavation and deposting on bank with an initial lead of 10m & lift of 2m for pipe laying works with standard trench width and depth etc., complete

Lowering PVC pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

Refilling the excavated earth as per the standard specifications (63mm)

Provision for Name board Charges ( OHT Name Board with Scaffolding 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}

P VELLAIYAN