GENERAL-RC1 2024-25 - Cluster I - Zone IIOne year Running Maintenance Contract for various PWD Roads under Roads Section Karimannoor in Idukki District-4 Road stretches. Total length 14.85 Km-General Civil Work

Amount

Appendix A : Reactive Maintenance

OD171682/2024-2025:Providing and fixing Vinyl sticker including lettering symbols for existing DLP board 1.22m x 0.61m size.

Appendix B : Pre monsoon works

2.2:Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area

OD171677/2024-2025:Engaging man mazdoor for cutting fallen down trees, cleaning existing chocked culverts, drain and for placing cover slab etc.

OD171679/2024-2025:Engaging hydraulic excavator for clearing unserviceable marshy soils, earth slips, raised berms and other road obstructions.

OD171678/2024-2025:Tipper for removal of unserviceable marshy soils, earth slips, raised berms and other road obstructions away from site

OD171681/2024-2025:Engaging Wood Cutter for cutting down the dangerously standing tress and its branches.

OD171680/2024-2025:Hire Charge For Wood Cutting Equipment's, pulleys etc.

Appendix C : Preventive Maintenance

55.4:Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

55.2:Supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement(IRC 3.2.1.a)

55.8.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface.

55.9.a:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of hot bitumen using 12mm departmental broken stone and compacting with power roller to get a compact surface.

55.7.a:Providing bitumen leveling coarse between 40mm and 150mm with 36mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen with pressure sprayer at the rate of 20 Kg per M3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores.

55.6.a:Providing pre mix bitumen leveling coarse having thickness between 20mm and 40mm with 12mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen (vg 30) with pressure sprayer at the rate of 48 Kg per M3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores.

3.15:Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material with in all lifts and lead upto 1000 metres by Mechanical Means

4.2.A.1:Construction of granular sub-base by providing graded material, spreading in uniform layers with a motor grader on a prepared surface, mixing by mix in-place method with rotavator at OMC, and compacting with a vibratory roller to achieve the desired density, complete as per clause 401. Grading-III -For lower sub-base - Mix in Place Method

4.12:Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

5.1.a:Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg/sqm using mechanical means.

5.2.a:Providing and applying tack coat with bitumen emulsion( RS) using emulsion pressure distributor at the rate of 0.20 - 0.30 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.

OD171683/2024-2025:Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) aggregates using viscosity grade bitumen ( VG - 30) to the required line, grade, and level to serve as wearing course on a previously prepared base, laying and rolling with a Smooth wheeled roller 8-10 tonne capacity, and finishing to the required level and grade : By Manual means

OD171684/2024-2025:Filling up potholes with bituminous ready mix compound (25kg bag) and compacting by ramming to get a compact surface including cost of material, laying charges, transportation charges to site etc complete - rate is arrived for bag of 25kg.

3.6:Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m

12.4:Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

12.8.1.C:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications RCC Grade M20 - Using Concrete Mixer - (Without formwork)

55.22:Supplying and laying interlocking tile 100 mm or nearest size thickness, minimum strength M 40 including providing a layer of 6 mm aggregate for 5 cm thickness, then laying interlock cobbles in lines and levels as per the directions of the departmental officers at site inclusive of all cost & conveyance charges etc.; complete.

3.24.A:Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil by mechanical Means to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment within a lead of 50 metres (average lead 25 metres)

10.1:Restoration of rain cuts with soil, moorum, gravel or a mixture of these, clearing the loose soil, benching for 300 mm width, laying fresh material in layers not exceeding 250 mm and compacting with a plate compactor or power rammers to restore the original alignment, levels, and slopes

8.12.1:Painting lines, dashes, arrows etc on roads in two coats on old work with ready mixed road marking paint conforming to IS: 164 on bituminous surface, including cleaning the surface of all dirt, dust and other foreign matter, demarcation at site and traffic control Over 10 cm in width

55.15:Refurbishment of existing signboardsRefurbishment of existing signboards of all size except gantry mounted ones to their original reflectivity & position by removing obstructions like overgrowth vegitation etc ,if any,washing the signboards with water & soap solution to remove all dirt, oil etc. , correcting any dislocations including minor repairs, replacement of lost nut and bolts etc complete.

Appendix D : Routine Inspection

OD171685/2024-2025:Conducting and Reporting Routine Inspection for the entire length of Project road at a frequency of 7 days throughout the agreement period of the Running Contract as directed by the departmental officers at site. Additional Routine Inspection may be required in response to reports or complaints from the police, other authorities and the public as a result of major incidents, typhoon or flooding damages etc., and are not measurable and payable. A proportion of the Routine Inspection should be carried out either during or immediately following a period of wet weather.

P I VARGHESE (BID ID -2085890)

k.c saju (BID ID -2087263)

Bidder Name

k.c saju

P I VARGHESE