RECTIFICATION ARRESTING OF LEAKAGES IN 1200MM DIA PSC, 750, 700, 300MM DIA CI,DI TRUNK MAINS BY WAY OF PROVIDING AND FIXING OF STEP COLLARS AND REPLACING OF DAMAGED PSC PIPE INCLUDING REPAIRS TO MS SLUICE CHAMBERS AND LIDS ALONG TRUNK MAINS FROM R

Amount

Quantities are subject to the actual work done on submission of damage report duly approved by Executive Engineer.

Earth work in bulk excavation by mechanical means (hydraulic excavator) over areas exceeding 30cm in depth, 1.5mtr in width as well as 10sqm on plan including disposal of excavated earth lead upto 50mtrs & lift upto 1.5 mtr as directed by Engineer-in-Charge. (Deductions on account of use of departmental men and machinery shall be as per actual). i. In all kinds of soils.

ii. Ordinary rock.

Earth work in bulk excavation by manual means over areas exceeding 30cm in depth, 1.5mtr in width as well as 10sqm on plan including disposal of excavated earth lead upto 50mtrs & lift upto 1.5 mtr as directed by Engineer-in-Charge. (Deductions on account of use of departmental men and machinery shall be as per actual) i. In all kinds of soils.

ii. Ordinary rock.

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed: 1 meter from cutting edge. (Deductions on account of use of departmental men and machinery shall be as per actual). i. In all kinds of soils.

ii. Ordinary rock.

Extra for additional lift of 1.5 mtr or part thereof in excavation/banking excavated or stacked material. i. In all kinds of soils.

ii. Ordinary rock.

Close timbering in trenches including strutting, shoring & packing cavities (wherever required) complete. (measurements to be taken of the face area timbered). (Deductions on account of use of departmental men and machinery shall be as per actual) i. Depth not exceeding 1.5mtr.

ii. Depth exceeding 1.mtr but not exceeding 3mtr.

iii. Depth exceeding 3mtr but not exceeding 4.5 mtr.

Open timbering in trenches including strutting, shoring & packing cavities (wherever required) complete. (measurements to be taken of the face area timbered). (Deductions on account of use of departmental men and machinery shall be as per actual). i. Depth not exceeding 1.5mtr.

i.Depth exceeding 1.mtr but not exceeding 3mtr.

ii.Depth exceeding 3mtr but not exceeding 4.5 mtr.

Extra rates for quantities of works executed : i. In or under water and/or liquid mud, including pumping out water as required.

ii. In or under foul position including pumping out water as required.

Supply & filling of fine sand 2nd class & stone dust in trenches around pipes as cushion placed in layers as per drawing including compacting by tampering, making of smooth grade by manual or mechanical means. This also includes all carriages from source upto the site of work complete. The sand & dust shall be free from loam, clay, dirt, etc. (Deductions on account of use of departmental men and machinery shall be as per actual). i. Second Class Sand.

ii. Stone Dust.

Supply & filling of trenches by GSB / Nallah Muck from approved source including all carriages upto actual site of work. The material shall be natural having particles. The item includes ramming , consolidation. Complete (Deductions on account of use of departmental men and machinery shall be as per actual)

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m. (Deductions on account of use of departmental men and machinery shall be as per actual)

Disposal of surplus excavated material by mechanical transport including loading, unloading & stacking. (Deductions on account of use of departmental men and machinery shall be as per actual). i. For an avg lead of 1km.

For an avg lead of 2km.

For an avg lead of 3km

Dismantling of 1200mm dia PSC pipe excluding excavation & refilling trenches after taking out pipe manually / mechanically by breaking into pieces, stacking of pieces within a specified lead as per the directions of Engineer -in-Charge including cutting of damaged ends & preparing the same for refitting including heating & lighting arrangements. (Deductions on account of use of departmental men and machinery shall be as per actual)

Removing of MS Step Collar at leakage spot by way of engaging fitters/ labours including lighting & heating arrangements. Complete Job.(Deductions on account of use of departmental men and machinery shall be as per actual)

Providing, fixing of MS Step Collars, clips, etc of suitable degrees/size to be fabricated out of MS plate as per the requirement of site. This item includes cost of lead, spun yarn & lead caulking, lead beating with insertion of spun yarn etc. The fittings should be leak proof & should be painted with anticorrosive red oxide primer & bituminous paint & including all carriages, leads & lifts, etc complete. The work is to be conducted in harsh & cold nights also. (Deductions on account of use of departmental men and machinery shall be as per actual) For 1200/750/700mm dia Pipe : 10mm Thick For 500/450/300/150mm dia Pipe : 8mm Thick Providing & fixing of 1200mm dia MS Pipe i.e. 2 No. End pieces & 1 No. Central piece in proper position with the help of tightening jacks,etc. complete including cutting to size & tailoring of gap piece to required size including grinding of two end pieces. Job includes setting right of minor ovalities in the end pieces.

For 750/700mm dia CI / DI Pipe.

iii. For 500/450/350/300/200/150mm dia CI/DI pipe.

Arch welding of MS Barrel pieces of 1200mm dia pipe inside & outside in multiple layers to make leak proof joint & suitable to resist 10kg/cm² including the cost of welding rods, usage of generator & other machines, etc. with all sorts of carriage charges upto the site of work. Complete. (Deductions on account of use of departmental men and machinery shall be as per actual)

Providing, dumping, laying of stone boulders in position, hand packed in horizontal level in required thickness to strengthen the pipe against further settlement including all leads & lifts & carriage charges all complete as per the directions od Engineer-in-Charge. (Deductions on account of use of departmental men and machinary shall be as per actual)

Arresting of leakages in 1200/750/700/500/450/300/200/150 mm dia pipelines by way of lead beating all along the joint using iron caulking tool including providing of lead caulked joints wherever necessary including cost of lead, spun yarn, fire wood, kerosene, etc. with all carriages complete. This job includes engagement of fitters/labours,etc involved for rectification of leakages including heating & lighting arrangement. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 1200mm dia PSC Pipe.

i. 750/700mm dia CI/DI Pipe.

ii. 500/450mm dia CI/DI pipe.

iii. 350/300mm dia CI/DI Pipe.

200/150mm dia CI/DI Pipe.

Arresting of leakages in 1200/750/700/500/450/300/200/150 mm dia pipelines by way of providing, making & fixing of deodar wooden wedge shaped pegs made out of logs including all carriages complete. This job includes engagement of fitters/carpenters/labours,etc involved for rectification of leakage including heating & lighting arrangement. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 1200mm dia PSC Pipe.

i. 750/700mm dia CI/DI Pipe.

ii. 500/450mm dia CI/DI pipe.

iii. 350/300mm dia CI/DI Pipe.

200/150mm dia CI/DI Pipe.

Applying high bond strength water proofing adhesive on the joints to make it leakage proof including the cost of water proofing compound & incl all carriage charges. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 1200mm dia PSC Pipe.

i. 750/700mm dia CI/DI Pipe.

ii. 500/450mm dia CI/DI pipe.

i. 350/300mm dia CI/DI Pipe.

200/150mm dia CI/DI Pipe.

Applying white cement on the joints to make it leakage proof including the cost of white cement & incl all carriage charges. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 1200mm dia PSC Pipe.

i. 750/700mm dia CI/DI Pipe.

ii. 500/450mm dia CI/DI pipe.

iii. 350/300mm dia CI/DI Pipe.

200/150mm dia CI/DI Pipe.

Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position & applying a priming coat of approved steel primer, using structural steel etc as required.(Deductions on account of use of departmental men and machinery shall be as per actual)

Repairing of MS Sluice Chambers by way of welding including providing & fixing of petty items like hinges, locks, handles, etc. The job includes engagement of welder, transportation of welding unit upto the site of work. Complete Job.(Deductions on account of use of departmental men and machinery shall be as per actual)

Making connection of 50mm dia GI pipeline from 150mm dia DI distribution main including making bore in pipeline & providing & fitting of pipe specials as per requirement complete including cutting & threading of pipe. 25-40mm nominal bore. (Deductions on account of use of departmental men and machinery shall be as per actual)

Maintenance/servicing of Sluice Valves/Butterfly Valves/Gate Valves by way of dismembering of valve assembly and replacement of nuts and bolts by stainless steel nuts and bolts and replacement of worn out parts by new ones if required at site incl. greasing , etc all complete . The entire assembly is to be re-fixed in its original position after carrying out necessary repairs. The job includes all carriages of materials, tools and plants and shall be paid in fitted and fixed form after testing on full water load and successful commissioning. Complete job. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 900 mm dia Sluice Valve.

ii. 600 mm dia Sluice Valve.

iii. 500/450 mm dia Sluice Valve.

i. 350/300 mm dia Sluice Valve.

200/150 mm dia Sluice Valve.

Repairs/rethreading/replacement of sluice rod and providing of new check nut made of gun metal and replacement of worn out parts by new ones if required at site incl. all complete . The entire assembly is to be re-fixed in its original position after carrying out necessary repairs. The job includes all carriages of materials, tools and plants and shall be paid in fitted and fixed form after testing on full water load and successful commissioning. Complete job. (Deductions on account of use of departmental men and machinery shall be as per actual). i. 900 mm dia Sluice Valve.

ii. 600 mm dia Sluice Valve.

iii. 500/450 mm dia Sluice Valve.

iv. 350/300 mm dia Sluice Valve.

v. 200/150 mm dia Sluice Valve.

Providing of rejection wood/ firewood for heating purposes during night operations including kerosene oil as required at site. (Deductions on account of use of departmental men and machinery shall be as per actual)

Providing and erecting 2.00 metre high temporary barricading at site; each panel of size 2.50mx2.00m made of 40x40x6mm angle iron or 50x50x3mm hollow MS tube posts/horizontal members/bracings covered with 1.63mm thick MS sheet. The sheet shall be fixed with 30x5mm MS flat by suitable welding/riveting. The panels shall be made so that gap of 50cm above the ground is available making overall height as 2.5m. MS channel ISLC75 @ 5.70 kg/m, 50cm long shall be provided at the bottom having oval shaped holes of size 50x25mm at both ends with 50cm long MS angle 40x40x6mm bracing. Suitable arrangement shall be made to fix the barricading to avoid from overturning by providing 250mm long expansion fasteners at both ends. The work shall be executed as per drawing/direction of Engineer-in-Charge which includes writing and painting, arrangement for traffic diversion such as traffic signals during construction at site for day and night, glow lamps, reflective signs, marking, flags, caution tape as directed by the Engineer-in-Charge. The barricading provided shall be retained in position at site continuously i/c shifting of barricading from one location to another location as many times as required during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour materials, equipments and works required to execute the job. The barricading shall not be removed without prior approval of Engineer-in-Charge. (Deductions on account of use of departmental men and machinery shall be as per actual)

Providing refreshment to supervisory staff & departmental labour for prolonged/continuous operation of repair/ restoration/ maintenance work of pipelines. Complete job including packing with following Menu. i. Water Bottle One litre.

ii. Water Bottle 500 ml.

iii. Water bollte 250 ml.

iv. Juice pac/ tin 100 ml to 180 ml of Standard Quality.

v. Boiled Egg/Omelete.

vi. Biscuit standard Quality of 50 g.

vii. Banana.

viii. Butter Toastes each pair.

ix. Toastes without Butter each pair.

x. Tea Sugar each Cup.

Providing refreshment to supervisory staff & departmental labour for prolonged/continuous operation of repair/ restoration/ maintenance work of pipelines. Complete job including packing with following Menu. xi. Tea Namkeen each Cup.

xii. Normal Chicken Biryani one plate for person.

xiii. Rice Plate with vegetables, Single piece meat & curd for each person.

M/S MEHRAJ UDIN SHAH

M/S MUSHTAQ AHMAD TANTRAY