Construction of 100000LTR OHT tank and 10 FHTC in Nethaji nagar at Padiyanallur Panchayat

Amount

CONSTRUCTION OF 100000 LITRE OHT AND 10 FHTC IN NETHAJI NAGAR AT PADIYANALLUR PANCHAYAT

Earth work excavation & depositing on bank with an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessary depositing the surplus earth on bank and other incedential charges etc., complete and as directed by TWAD board Officers

For Column Footing

G.L brace

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for foundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the TWAD Board Officers.

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the TWAD Board Officers.

For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

G.L brace

For items 0m to 4.5m above GL &1.00 m Above G.L

II set of brace

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

III set of brace

For items 10.98m to 14.64m above GL

IV set of brace

For items above 14.64m & up to 18.30m from GL

Floor beam

Floorslab

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 BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the TWAD Board Officers.

Below G.L.

ABOVE G.L. to 3.30m

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

4.31m to 5.30m ht

5.31m to 6.30m ht

6.31m to 7.30m ht

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

curved surface 11.30m to 12.30m ht

Curved surface

'Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.( The steel should conform to the relevant ISspecification and supplied with test certificate Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, taxes etc. complete.and as directed by the TWAD Board officers.

Painting two coats with approved cement paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board officers.

Supplying and fixing in position of cut stone of size 0.45m x 0.45m x 0.15m set in CM 1:3(One part cement and three part sand) at bottom of inlet pipe inside the Sump the suitable size and as directed by the TWAD Board Officers.

Providing and fixing RCC inside access ladder of approved pattern and design in RCC 1:1.5:3 (One cement and one and half sand and three HBG stone of 20mm size ISS gauge) 0.60m width, 0.10m thickness, 0.12m breadth for side post, 0.05m thickness 0.12m breadth for steps with suitable inclination including cost of cement, reinforcement centering, finishing, curing etc., complete and as directed by TWAD Board Officers.

Construction of RCC Spiral stair case in RCC 1:11/2:3 (M20 using 20mm HBGS) of 1.80m dia of required height for approach to the roof of Service Reservoir with RCC hand rails as per type design No.Sanitary Engineer/PH(M) NO.18/64 - 65 Sanitary Engineer(PH) 3/64 including necessary earth work excavation in various classification of soils met with at the site of work for providing foundation concrete in CC 1:4:8 mix, RCC footing 1:11/2 : 3 mix, GL platform etc., including cost of steel reinforcement, fabrication charges, scaffolding, centering precasting charges, cement painting the surfaces etc.,complete and as directed by the TWAD Board Officers. The staircase shall be braced to the column of Service Reservoir at suitable interval(Height is mentioned from GL to roof slab)

Supply and fixing of RCC 1:11/2:3 (One cement and one and half sand and three hard blue granite broken stone of 20mm size ISS gauge) RCC hand rails of 0.91m height over the top of the roof slab of approved pattern and design including the cost of cement, reinforcement, centering, precasting, finishing, curing cement painting the surfaces etc., complete and as directed by the TWAD Board Officers.

Supply, delivery and fixing in position ofRCC 1:1.5:3 manhole cover of size 600mm x 600mm with necessary reinforcement etc., complete and as directed by the TWAD Board Officers.

Supply and fixing in RCC 1:1.5:3 mix (One cement, one and half sand and three hard broken granite stone of 20mm size hard broken granite stone) for ventilator of dia 0.45 m with 0.05 m thick including the cost of men and materials complying with approved pattern and design including cost of cement, reinforcement centering, shuttering, strutting, curing and fixing in position on the roof slab with mosquito proof net arrangement etc., complete and as directed by TWAD Board Officers.

Supply, delivery and fixing in position of enamel coated "water level indicator" with all accessories of approved pattern and design, in the outer surface of the side wall of Reservoir to read the water level of the required height and as directed by TWAD Board Officers.

Refilling the sides of foundation with excavated earth (other than sand) in layers of 15cm thick, watered well rammed and consolidated etc. complete complying with standard specification removing and spreading the surplus earth at the placed shown and as directed by the TWAD Board Officers.

Labour charges for Painting TWAD Board Emblem in accordance with the size and specifications as approved by the Board on the Service Reservoirs including cost of all consumables , one coat of base paint, scaffolding charges including painting NRDWP logo as per standard specifications and as directed by the TWAD Board officers.

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm) 15 mm

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

PVC Elbow for 25mm PVC pipes

25mm PVC pipe 10 ksc as per specification isi marking

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20mm SS / brass tap

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

Cutting PVC Pipes and specials true axis and finishing the end complete

Control Value

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) 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)

M/S VINAYAGA CONSTRUCTIONS

M/s. New Mohana Constructions

M/s. KVR & CO