GENERAL RC 2 Phase 2 Zone 4 RM 2024 25 RC2 Phase 2 Zone 4 one year Running contract for various PWD roads under road section Ankamaly in Ernakulam District 9 roadstretches for a length of 24 200 Km General Civil Work

Appendix A-Reactive Maintenance (Initial Rectification work)

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)

55.7.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.

55.8.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.

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

4.12: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.

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.

10.5.1b: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 from a smooth continuous surface, all as per clause 3004. 2 Filling Port holes and Patch Repairs with Bituminous concrete For grading II- 13 mm (Nominal size) Material

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.

8.35:Providing and fixing reflective road studs (Raised Pavement Marker) of ' category A' made out of ASA/HIPS/ABS moulded body with shanks and conforming to ASTM D 4280, strong enough to support a load of more than 13.635 T when tested in accordance with ASTM D 4280, reflective panel confirming to ASTM D 788, and reflectivity conforming to clause 804.4. including installation, drilling, fixing with adhesive etc. with 2 years warranty for the road stud as well as for in field performance as per clause 804.7.3 Road Markers/Road Stud with Lense Reflector :-

55.14:Providing and fixing retro-reflectorised ceramic tilesProviding and fixing retro-reflectorised ceramic tiles of size 10cmX20cm using High Intensity Micro Prismatic (Type IV) grade sheeting with 7 years warranty fixed over Ist quality ceramic glazed tiles including cost of glue, cutting charges, fixing with suitable adhisive on concrete or other surface etc complete.

55.10.1:Providing and erecting retro-reflectorised Object Hazard Marker 300mm 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 801.300 mm x 900 mm

OD158769/2025-2026:Providing and fixing of DLP board for RC work with Non-retro-reflectorized vinyl sign with 1 year warranty manufactured vinyl printed sheeting fixed over aluminium sheeting 2 mm thick /aluminium composite sheeting 2 mm thick/aluminum composit material sheeting 4mm thick with area not exceeding 0.9 sqm, width suitable back supporting frame of MS angle 40x40x6 and supported on GI pipe pole 50mm NB confirming to IS 129 firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete minimum size 45x45x60 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.

OD158770/2025-2026:Removing the existing vinyl sticker on the display board of Running Contract and replacing with new vinyl sticker, including lettering, symbols and transporting to site etc..as per approved drawing and direction of engineer.

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)

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

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

OD158756/2025-2026:Filling up pot holes (cut and formed to regular shapes and all loose and defective materials removed) after supplying a prime coat of bitumen emulsion ,using 36mm departmental broken stone and compacting with power roller to get a compact surface including cost of bitumen, oils and sundry expenses etc. complete(daily out turn of roller -33m3, total usage of bitumen emulsion =27.50 Kg/m2 (Circular No.CE/P1/Admin/1014/2005 Dt.26/09/2014)

OD158764/2025-2026:Filling up pot holes with bituminous ready mix compound (25 kg bag) and compacting by ramming to get a compact surface including of cost of material, laying of charges, transportation to site etc. complete rate is arrived for a bag of 25 kg

10.2:Maintenance of Earthen Shoulder (filling with fresh soil) Making up the loss of material/ irregularities on the shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment.

OD158759/2025-2026:Man engaged for clearing blocked up vent way, clearing of drains, pavement sweeping where required, removal of debris from roads, clearing all types of waste from roads, maintenance of sign board, clearing footpath/ pedestrian area etc.

OD158757/2025-2026:Hire charges for Tipper

OD158763/2025-2026:Hire charges of Front end loader

OD158762/2025-2026: Engaging wood cutter for cutting trees and branches standing in dangerous conditions

OD158761/2025-2026: Skilled labour for assisting Wood cutter as per the direction of departmental officers at site.

OD158760/2025-2026:Hiring chain saw with motor for wood cutting

OD158755/2025-2026:Hire and running charges of light crane

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.

OD158758/2025-2026:Jetting culvert (less than 4 sqm vent way) using water jetting heavy type pump set including conveyance of pump, loading etc. complete as per direction of site engineers.

APPENDIX C- Proactive/Preventive Maintenance

OD158766/2025-2026:Conducting and reporting routine maintenance inspections for the entire length of the project road at a frequency of 7 days through out 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/ payable. A portion of the routine inspection may be carried out either during or immediately following a period of wet weather.

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.

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.

55.7.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.

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

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.

3.13.1.B:Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work. Ordinary soil - Mechanical Means - (Depth upto 3 m)

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.

OD158767/2025-2026:PCC M15 for wearing course of drainage facilities

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

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

3.11:Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.

4.1.B.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-V - For sub-base cum drainage layer - Mix in Place Method

8.15:Supplying and installation of delineator (Roadway indicators) posts 80- 100cm high above ground level, pained black, and white in 15 cm wide strips, fitted with min. 80 x 100 mm rectangular or 75 mm dia circular retro reflectorized panels at the top with minimum visibility of 300m with provisions to prevent edge lifting and vandalisam, and conforming to clause 806 , IRC-79 and the drawings including fixing to ground (The deleniator shall be of approved type as per specification)

55.25:Lifting, conveying and fixing the newly casted RCC covering slabs of any thickness on top of drain in position including all labour charges and miscellaneous expenses etc complete

Appendix D Emergency works

OD158773/2025-2026:Engaging Man Mazdoor for various activities such as diverting flood water,clearing road berm,filling up pot holes using ready mix etc

55.11.1:Flexible Hazard Marker 30cm x 30cm Hazard Marking on the surface of trees,concrete,Masonry etc using Aluminium backed flexible presmatic (AFP) SHEETING CONSISTING OF Yellow colored flexible presmatic sheeting non-metallic presmatic lens as recto reflective elements and conforming to ASTM D 4956-09 Type IV specification values for reboundable sheetig with printed arrow /Slant line pattern in black colour. AFP sheeting laminated at the back with a 50 micron thick Aluminium (AI) foil with pressure sensitive adhesive and liner and shall not crack when tested for flexibility as per section S2.2.2 of ASTM D 4956-09 including application on any surface with adhesive as recommended by manufacturer and ceiling the edges all around with epoxy based structural adhesive to resist any peel-off.

OD158772/2025-2026:Hire charges of Front end loader

OD158771/2025-2026:Hire charges for Tipper