CONSTRUCTION OF 20000 LITR OHT AT RAMALINGAPURAM AND PROVIDING PVC PIPE LINE AND FHTC AT SIRUVAYAL VILLAGE O.SIRUVAYAL PANCHAYAT

Amount

Construction Of 20000 litr OHT at Ramalingapuram and Providing PVC pipe Line and FHTC at siruvayal village O.Siruvayal Panchayat

Earthwork excavation and depositing on bank with an initial lead of 10 m and lift of 2m in following classification of soils for foundation SS 20B as directed by TWAD Board officers.

Earthwork excavation and depositing on bank with an initial lead of 10 m and lift of 2m in following classification of soils for foundation SS 20B as directed by TWAD Board officers.

Sand filling with clear river sand including cost of sand watering, ramming and consolidation etc. complete as directed by TWAD Board officers

Cement concrete 1:4:8 (One cement four sand and eight aggregates) using 40mm HBGS for leveling course including the cost of mixing concrete, ramming, curing etc. complete as directed by TWAD Board officers (Beyond 1.50 m to 4.50 m)

RCC M30 using 20mm HBGS excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc. complete as directed by TWAD Board officers

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 suitable size of BG 10 stiffened with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over Silver Oak joists of size 10cm X 6.5cm space at 10cm c/c and supported by Casurino Props 10cm - 13cm spaced at 75cm c/c etc., complete and as directed by TWAD Board Officers.

Plane Surface

Below G.L. items

Curved surface

Square columns

Below GL

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 and as directed by TWAD Board officers.

Supplying fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc.

Fabrication, supply, delivery and fixing of outside MS ladder wide 45cm made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre with hand rails

Providing and fixing of RCC inner access ladder in M30 concrete for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., complete and as directed by TWAD Board Officers.

Providing and fixing of cut stone (Roughdressed) set in CM 1:3 of size 0.45 X 0.45 X 0.15M at site including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

50 mm G.I. Pipe

63 mm dia PVC Threaded coupler

50 mm G.I. Tee

50 mm G.I. Bend

50 mm dia G.I. Coupling

50 mm G.I. Flange set

50 mm G.I. Elbow

50 mmG.M. Gate Valve with wheel

Refilling with excavated Soil (other than sand) in layers of not more than 15cm thick, watering, well ramming, consolidating, complying with standard specification and as directed by TWAD Board Officers.

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001 TWAD SOR 2022-23 Pg No. 296

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested.

a.75mm PVC Bend

b.75mm PVC Tee

C.C. Roads 3 x 0.60 x 0.17

Provision for gate value 80 mm

Supply and Fixing of Saddle Piece 90mm X 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)

Labour Chharges for Drilling Cutting and Fixing Ferrules in Distribution line

20mm PVC FTA

20mm PVC Elbow

20mm PVC MTA

PVC 20mm PVC Rigid Pipe as per standareds ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Cutting PVC Pipe

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

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

Refilling with excavated earth

Supply and Fixing of Brass Cromium Plalted Screw Down tap 15/12mm dia (Heavy Type)

Supplying and fixing of flow control valve

PROVIDING RCC POST 0.15 X 0.15 X 0.90

Supply and fabrication of steel for RCC items including cost and conveyance of binding wire, etc., complete

RCC 1:1.5:3 mix using 20 mm ISS size HBG metal including cost and conveyace of all materials and all labour charges, etc.

Supplying and erecting of centering of RCC items including cost & conveyance of all materials to site and all labour charges etc., complete.

PROVIDING CEMENT CONCRETE PLATFORM 0.90 M X 0.90 M

Earth work Excavation in all classes of soils such as hard stiff clay. Stiff block hard red earth, shales, murram, gravel, stoney earth expect hard rock requiring blassing and depositing on bank with all leads and lifts and all incidental charges such as storing shuddering and balling out water in necessary etc., completed for foundation as SS 20B.

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 specifications

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost & conveyance of all materials and labour charges etc complete

Cement Concrete 1:2:4 mix using 20mm ISS HBG metal including cost & conveyance of all materials and labour charges etc complete

Supplying and erecting of centering of RCC items including cost & conveyance of all materials to site and all labour charges etc., complete.

Brick work in cement mortar 1:5 using country bricks including all material and labour charges etc., complete.

Plastering with cement mortar 1:5, 12mm thick including all material and labour charges etc., complete.

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}

K Alagappan