GENERAL CIVIL WORK GENERAL work RM 2023 24 Cluster 2 Phase 1 One year RC Ernakulam Section Zone II One year running Contract for various roads under PWD Roads Section Ernakulam 12 road stretches for a length of 17.375 km General Civil Work Genera

Amount

Reactive Maintenance(Initial Rectification Work)

10.5.1a:Filling Pot-holes and Patch Repairs with Bituminous concrete, 40mm. Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 504, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2 - For grading I Material

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.

5.3.2.a:Providing and laying bituminous macadam with 80-100 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with a bituminous binder (VG 30), transported to the site, laid over a previously prepared surface with paver finisher to the required grade, level, and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction For Grading II - (19 mm nominal size)

OD155840/2023-2024:Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.9 mm(Type-A) or 13.2 mm to 0.09 mm (Type-B) aggregates using penetration grade bitumen to the required line, grade, and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with three wheeled roller 8-10 tonne capacity, and finishing to the required level and grades as per Technical Specification clause 509

2.3.2.A:Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness In area of light jungle - By Mechanical Means

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

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

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.

55.6.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.

OD71383/2023-2024:Relaying interlocking tile 100 mm or nearest size thickness,(60% replacing with new tiles) 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.

12.8.B:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications PCC Grade M20 (Without formwork)

OD71384/2023-2024:Filling uppot holes with bituminous ready mix compound (25 bag)and compacting and ramming to get a compact surface including cost of material laying charges ,transportation to the site etc.complete .rate is arrived for a bag of 25 kg.

OD71385/2023-2024:Providing and fixing of DLP board for running contract work with non retro reflectorisd sign with one year warranty manifactued Vnyl printed sheeting fixed over aluminium sheeting 2mm thick /aliminium composits material sheeting 4 mmthick with area not with exceeding 0.9 m2 with suitable bag supporting frame of MS 25X25X1.69 and supported on GI pipe pole 50 mm Np confirming to IS 1239 firmly fixed to the ground by means of properly designed foudation with M15 grade Cement Concrete mini. 45cmx45cmx60cm, 60 cm below ground level including painting all exposed surface with 2 coat of epoxy painting and epoxy primer and as per apprved drawing band cluse 801 including lettering symbols etc Unit

Premonsoon Nature work

OD71376/2023-2024:Engaging Man Mazdoor for various activities such as diverting flood water, clearing road berm, filling up pot holes using Bitumen ready mix etc

OD71377/2023-2024:Engaging Wood Cutter for cut down hanging branches of tree

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.

55.10.2:Providing and erecting retro-reflectorised Object Hazard Marker 450mm x 900mm Providing and erecting retro-reflectorised Object Hazard Marker sign with 07 years warranty, manufactured as per IRC 67 USING Type IV ASTM D 4956-09 micro prismatic retro reflective sheeting fixed over aluminium sheetig, 2 mm thick / aluminium composit material sheeting 4 mm thick with suitable back support frame and supported on a mild steel angle iron post 75mmx75mmx6mm, firmly fixed 30cm above ground level by means of properly designed foundation with M 15 grade cement concrete 30cmx30x45cm, 45cm below ground level including painting all non-reflective faces with epoxy paint 2 coats over epoxy primer as per approved drawing and clause 801. 450mm x 900 mm

OD71378/2023-2024:Hire charges for Tipper

OD71379/2023-2024:Hire charges for cutting equipments

8.4.2:Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 60 cm equilateral triangle

8.4.3:Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 60 cm circular

8.13:Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads on Bituminous Surface @ 250 gms per sqm area, the thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform, and free from streaks and holes.

OD71380/2023-2024:Engaging Scavenger for clearing accumulated silt, shoulder clearing etc

OD71381/2023-2024:Jetting culvert of 600mm,to 1500mm using water jetting using heavy tipe pump set & Hose 4" ,3" & 2"including conveyance of pump loading etc.. complete as per direction of site engineers

Appendix C Proactive/Preventive maintenance

10.6:Filling of crack using slow - curing bitumen emulsion and applying crusher dust in case crack are wider than 3mm.

5.11.c:Providing and laying slurry seal consisting of a mixture of fine aggregates, portland cement filler, bituminous emulsion (SS) and water on a road surface including cleaning of the surface, mixing of slurry seal in a suitable mobile plant, laying and compacting to provide even riding surface. Type - III - ( 6- 8 mm thickness) Filling of surface cracks 3 - 6 mm and preventive / renewal treatments.

OD71370/2023-2024:Engaging Man Mazdoor for various activities such as diverting flood water, clearing road berm, etc

10.3:Maintenance of Earth Shoulder (stripping excess soil) from the shoulder surface to achieve the approved level and compacting with plate compactor

OD71371/2023-2024:Conducting and Reporting Routine inspection for the entire length of the project road frequency of 7 days throughout the agreement period of the Running Contract as directed by the departmental officers at site .additional RI may be required in response to reports of complaints from the police other authorities and the public as a result of major incidents ,typhoon or flooding damages etc and are not measurable /payable .A proportion of the RI should be carried out either during or immediately following a period of we weather.

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.

5.3.2.a:Providing and laying bituminous macadam with 80-100 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with a bituminous binder (VG 30), transported to the site, laid over a previously prepared surface with paver finisher to the required grade, level, and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction For Grading II - (19 mm nominal size)

10.5.1a:Filling Pot-holes and Patch Repairs with Bituminous concrete, 40mm. Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 504, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2 - For grading I Material

12.8.1.C.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications RCC Grade M20 - Using Concrete Mixer

12.8.A.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15

12.40:Supply, Fitting and Placing un- coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications

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.

OD71372/2023-2024:Laying at or near ground level factory made kerbstone of M25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 ( 1 cement : 3 coarse sand), including making joints with or without grooves ( thickness of joints, except at sharp curve, shall not be more than 5 mm), including making drainage opening wherever required etc. complete as per direction of Engineer-incharge.(Length of finished kerb edging shall be measured for payment).(Precast CC kerb stone shall be approved by Engineer in Charge)

OD71373/2023-2024:Supplying and laying interlocking tile 60mm or nearest thickness minimum strength M30 including providing a layer of 6mm aggregate of 5cm thickness then laying interlock cobbles in lines and levels as per the direction of Engineer in charge at site including all cost, conveyance charges etc. complete.

OD71374/2023-2024:Providing and laying tactile tile ( for vision impaired persons as per standards) of size 300x300x60mm having with water absorption less than 0.5 % and confirming to IS 15622 of approved make in al colours and shades in for outdoor flow such as footpath, courtyard, multimodal locations etc. laid on 6mm metal having thickness of 5mm in all shapes and patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per the direction of Engineer in charge.

8.8:Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces

OD71375/2023-2024:Supplying and fixing GI handrail 50mm round tube hollow vertical post and base and 3 meter center to center interval. Top handrail 50mm round tube horizontal pipe railing 30cm c/c vertical 25mm round tube with ring base alternatively fixing in concrete and 3 Nos. 25mm round tube horizontaly welding with vertical round post including all cost of material, fitting and labour charges, fixing in concrete and painting etc. complete as per the direction of departmental officers.

8.9.A:Providing and applying two coats of Epoxy paint of approved brand on steel surface after through cleaning of surface to give an even shade

Appendix D Emergency Works

10.12:Clearance of land slides in soil and ordinary rock by a bull-dozer D 80 A-12, 180 HP and disposal of the same on the valley side

OD71367/2023-2024:Hire charges for Tipper

OD71368/2023-2024:Hire charges of JCB

8.45:Provision of metal drum/empty bitumen drum delineator, 300 mm in diameter, 800 mm high, filled with earth for stability, painted in circumferential strips of alternate black and white 100 mm wide fitted with reflectors 3 Nos of 7.5 cm dia, all as per IRC:SP:55-2001

OD71369/2023-2024:Hire charges for cutting equipments

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