Kerala Water Authority Tender

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil (Ref. Item No. 2.10.1 of DSR)

Fencing one side of trenches, 1.50 m height with two rows of 10 cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2 m intervals. (Data Prepared based on PWD SDB - Item No.1009)

Supplying and laying 63 mm ASTM Schedule 80 pipes and specials including solvent cement to the work site placing in position aligning the pipe to the line and levels and jointing the pipe and specials with solvent cement etc complete all as the direction of Departmental staff.

Supplying and laying 90mm ASTM Schedule 80mm pipes and specials including solvent cement to the work sitem placing in position aligning the pipe to the line and levels and jointing the pipe and specials with solvent cement etc complete all as the direction of Departmental staff.

Supplying and laying 32 mm ASTM Schedule 80 pipes and specials including solvent cement to the work site , placing in position aligning the pipe to the line and levels and jointing the pipe and specials etc complete all as per the direction of Departmental staff.

Replacing the chocked / damaged 20mm (3/4 inch) house connection with 20mm (3/4 inch) water meter from existing mains, up to a length of 5m using 25mm Indian Standard Class 6 uPVC pipe and uPVC / Brass specials viz. brass ferrule, Elbow, MTA, FTA, couplers etc. and connecting with the mains, testing the joints etc. complete including trenching and refilling in all kinds of soil up to a depth of 1.50m for main line tracing and trench of average cross section 0.3m x 0.75m for laying connection pipe and service pipe, safely removing & re-fixing existing water meter, lighting, watching, providing caution boards, traffic control etc. complete including cost of materials, hire for tools, cost of consumables and labour charges but excluding cost of water meter and meter box and excluding charges for cutting the concrete / tarred / bituminous roads and as per the directions of the department officers.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Supply, Conveying and fixing 50 mm GM Valve of approved quality with bolts,nuts,rubber insertionsbretc .brexcluding the cost of valvebrObserved Data derived from item no.18.59.of DAR

Providing and fixing 160 mm PVC- 6 kg pipe as casing and RCC cover slab 30cm X30cm over the valve portion for protection and safe controlling of the valve.