PMAGY / 2022 - 23 / Mitta Mandagapattu OHT

Amount

Construction of 20000 Litre OHT (7.50 m high ) and Borewell and Motor Accessories Pipe line at Vadukuppam Colony in Mitta Mandagapattu panchayat

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils.Hard stiff clay black 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

Second depth of 1m

Collection and supply of sand and filling in to the basement including cost and conveyance to the siteand all labour charges for filling as per standard speecifications

Cement Concrete 1:4:8 (One cement, four sand and eight aggregates) using 40mm HBG stone for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete.

RCC 1:1.5:3 (One cement, one and half sand and three agreegates) using 20mm HBG stone excluding cost of reinforce ment, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishsing, curing etc., complete.

1.50m to 4.50m below G.L.

0m to 1.50m below G.L.

0m to 4.5m from GL

4.51m to 7.32m from Above GL

7.33m to 10.98m from Above GL

Supplying and erecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets or susitable size of BG.10 stiffened with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaced at 90cm centre to centre and supported by casurina props of 10cm to13cm dia spaced at 75cm centre to centre complying with standard specifications etc. complete

PLANE SURFACE

Below G.L. 3.30m

From G.L. to 6.95m to 7.30m

Curved surface

Square column

GL to 3.30m

Supplying, fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc., complete.RTS rod as directed by Twad board officers

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.

Fabrication,Supply,delivery and fixing of Out side MS Lader of 45 cm clear wide made out of 50 mm x 50 mm x 6mm MS Angle for both sides and for steps at 30 cm c / c welded jointed etc., Providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of redoxide paint, for providing access to roof Top of OHT of suitable inclained length, including bottom anchorage and transportation and as directed by Officials..The rate includes concrete bed block in C C 1 :2;4 using 20 mm hbg metal at Top and Bottom of suitable size with necessery anchor bolts . S.I.No 19.1.b

Providing and fixing of RCC inner accesss ladder in RCC 1: 1.5:3 (one cement, one and half sand and three agreegate) 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 45cm consisting of two Nos. of vertical post of 10cm x 15cm and step slab of 25mm x 25mm etc. complete.

Providing 100mm AC cylinder Vent cowl arrangements mosquito proof nylon net as directed by dept officer

Providing Cut stone slab in CM AC Vent cowl arrangements mosquito proof nylon net as directed by dept office

Providing `of size 0.60m x0.60m in Rc c 1:1.5:3 with suitable Reinforcement and 50 x50x6mm MS angle fixed along edges and as directed by dept officer

Provision for pie connection

65 mm GI Pipe Inlet

65 mm GI Pipe Over Flow

65 mm GI Pipe Deleivery

50 mm GI Pipe for Scour

90 mm PVC Thread Coupler

75 mm PVC Thread Coupler

63 mm PVC Thread Coupler

65 mm GI Tee

65 GI Ell

65 x 50 mm GI Reducer

75 mm X 63 mm PVC Reducer

65 mm GI Union

65 mm GI Flange

65 mm GI Coupling

65 mm Gate Valve

50 mm Gate Valve

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers

Labour charges for G.I pipe connection to OHT, for inlet, outlet, overflow and scour pipe arrangements

Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x6mm MS Flate and fixied with 12mm dia fastner bolt 75mm long and as directed by dept officer

Provision for Fencing Arrangemets ( Sub Estimate)

Earth work excavation and depositing on bank with intial lead and lift in all clasuses of soil such as Hard Gravely soil, Gravely soil except Hard Rock requiring Blasting etc complete as per SS20B for narrow foundation

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

Cement Concrete 1:2:4 mix using 20mm ISS HBG stone jelly and M.Sand for Foundation and flooring including cost,conveveyance of all materials and labour charges to laid in layers not more than 15cm thick, well rammed etc, complete with standard specification

Supplying and Erection centering for sides and soffiots including necessaary supports and strutting as directed by the departmental officers. Rate for 10m2 for the following items (RCC floor slab, roff slab, Rectangular / Square, Tee/ Ell beams, Lintels, StairCase Waist Slablanding slab landing beam Canopy etc in all floors with all cross Bracings using mild steel sheets of size 90cm x 60cm and 10BG stiffened withmild steel angles of size 25mmx3mm for boarding laid over country wood joists of size 10cmx6.50cm spaced at about 90cm centre to centre and supported by Casurina props of 10cm to 13cm dia spaced at 75cm centre etc, complete and as directed.

Supplying, Fabricatung and placin g in position of RTS or MS rod for all reinforced cement concrete works as per design given including cost of steel and binding wire in all floors etc,complete complying with standard specification

Reinforced cement concrete in 1 : 1.5 : 3 , mix using 20mm iss HBG stone jelly and M.Sand for all reinforced cement concrete works excluding cost of centering and stell but including laying,vibrating,curing and finishing ,fixing fan clamps in the RCC floor and roof slab works wherevver necessery and bearing surface of the wall at the sides and bottom of the slab, beam shall be finished smooth with cement mortor 1:3 and craft paper without claiming extra cost.,complete compying with standard specification and as directed by the departmental officers

Painting Two Coats with approved Cement Paint over one coat of Primer Coat over plastered wall surface , ceiling and other new surface including cleaning , preparing the surface,curing,scaffolding charges etc, complete.

Supply and fixing of weld mesh 10x10 cm 10gauge for around Fensing

Labour charges for fixing weld mesh

Provision for Steel door

Provision for Borewell and Pipe line Arrangemets ( Sub Estimate)

Cost of Geophysical Investigation Charges

Cost & supply, delivery of 200mm dia PVC Casing pipe( CS )

Cost & supply, delivery of 200mm dia PVC slotted pipe( CS )

Cost & supply, delivery of 200mm dia PVC end cap

Drilling of borewell in Sedimetary area anywhere in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles including by first taking a pilot bore of 140 mm/150mm direct or reverse rotatry mud and circulation method using rotary rig , fuel, labour, drilling, betonite mud and water required for drilling at the site. Site will be shown by the Departmental officers officers icluding construction of mud pit using rotary rig are to be used. up to 60.00 m depth

Reaming from 140mm/150mm dia pilot bore to 300mm dia bore as directed by the Departmental officers Board Officers upto 60m depth ending from ground level.

Labour charges for inserting PVC casing pipes (with slots or without slots) in the drilled hole including jointing the pipes with PVC couplers with cement pasete etc., complete supply and packing the annular space with pebbles of size & quality as approved by the Executive Engineer,Departmental officers Board, 165 mm Casing assembly.

Charges for developing the borewells with Air compressor of 300 CFM capacityincluding transportation labour and fuel charges for compressor as directed by Departmental officers Board officers and conducting yield test by "V" notch methods

Cost and supply of three phase submersible motor as per IS 8034 without panel board of 125lpm x 100m.

Cost and supply of 7.5 HP three phase Panel board with two level guard and auto start as directed by the departmental officers etc, complete

Cost and supply of 4.00sqmm flat type three core copper cable.

50mm dia "UPVC pipe "

50mm dia GI Elbow

50mm dia GI flange set

50 mm MS Clamp set

Labour charges for erection of pumpset upto 5 HP

Providion towards name board & Photo charges

Provision for TWAD Lab Test Report Charges

Provision for Name Board Charges

Provision for Photo 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}

VINAYAGA CONSTRUCTION (BID ID -1335322)