DEPOSIT- KIIFB-2017- Development of Hill Highway-Vellikulangara - Vettilappara reach 3, shifting utilities Vellikulangara Vettilappara road in Mattathur Panchayath - Pipeline Work

Working charge

100.1.1:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in all kinds of soil.

100.1.5:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm 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, in Ordinary Rock.

100.1.13:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in Hard Rock where Blasting is Prohibited.

100.8.1:Fencing one side of trenches, 1.50m height with two rows of 10cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2m intervals.

100.9.8:Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 90 mm nominal outside diameter pipes.

100.9.11:Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 160 mm nominal outside diameter pipes.

18.12.8:Providing and fixing G.I. pipes complete with G.I fittings including trenching and refilling etc. External work80 mm dia nominal bore

OD101020/2024-2025:Taking connection from existing line of size 50mm to 110mm, using PVC specials including all earthwork excavation, re-filling etc, including cost of specials

OD101021/2024-2025:Taking connection from existing line of size 140mm to 160mm, using PVC specials including all earthwork excavation, re-filling etc, including cost of specials

OD101022/2024-2025:Supplying,conveying,cutting,threading,laying and jointing 20mm ISI marked blue PE threaded PVC pipe/ASTM pipe and specials for service connection upto water meter including cost of pipe and specials, hire for tools, necessary earth work excavation and refilling etc.complete ( 10m)

OD101023/2024-2025:Shifting the tap connection to the newly laid distribution pipe line using suitable size PVC/GI/MS saddle piece after necessary earth work excavation in all kinds of soil, refilling the trench, including all charges for conveying, cutting, threading, laying and jointing ISI marked brand new 20mm ASTM and specials such as bends, elbows, unions, stop cocks, hex nipples, reducers, 15mm PVC taps etc. bailing out water, providing caution boards etc

100.59.1:Cutting the bituminous / concrete roads with cutting machine for a minimum depth of 200mm along the sides of proposed alignment of the pipe to be laid without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables and charges for lighting, watching, ribbon fencing, caution boards, traffic diversion, and as per the direction of departmental officers etc. complete, before carrying out the demolition of bituminous / concrete road by mechanical means and carrying out the excavation.

15.43.2:Dismantling manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in-Charge:Bituminous road

16.78.1:Construction of granular sub- base by Providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, Carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in- Charge.With Material conforming to Grade - I ( size range 75 mm to 0.075 mm) having CBR Value- 30

4.1.2:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

18.17.6:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :80 mm nominal bore

18.31.3.1:Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertion etc. (the tail pieces if required will be paid separately): 150 mm diameterClass I

100.32.1:Conveying and fixing C. I. Single Acting Air Valve of approved quality with bolts, nuts, rubber insertions etc., complete, but excluding the cost of air valve (tail pieces, if required, will be paid separately): 25mm Single Acting Air Valve.

Cost of materials

100.98.213:Supply of PVC Pipe, 6kg/cm2, 90mm Dia.

OD107678/2024-2025:Cost of specials 3% for 90 mm PVC pipe

100.98.239:Supply of PVC Pipe, 10kg/cm2, 160mm Dia.

OD107680/2024-2025:Cost of specials 3 % -160 mm PVC

100.98.440:Supply of CI Air Valve, Conforming to IS 14848 - 2000, Single Orifice, Small Orifice Type S1, Size 25mm.

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