G E N E R A L - R M -2 0 2 5 - 2 6 - R C 2 P h a s e 1-PunalurCluster 2-Phase1- Zone 2 - One Year Running Contract for Various PWD Roads Under Roads Section Punalur in Kollam District - 4 road stretches for a length of 9.74

Appendix-A Reactive Maintenance(Initial Rectification work)

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

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.

OD170647/2025-2026: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 Dense bituminous Macadam <br> For grading II- 26.5 mm (Nominal size) 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.

5.6.2.a.1:Providing and laying bituminous concrete 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( NRMB) @ 5.4 percent of mix and filler with Anti stripping additive material 1.0 kg per 1 tonne of bitumen, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level, and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects<br> Grading - II (13.2 mm Nominal Size)

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

Appendix-B Pre-monsoon works

OD116657/2025-2026:Engaging mazdoor for lowering side berms, clearing side berms, clearing side drains , removing silt from culverts, cutting earthen drains, diverting blocked water, removing the branches of trees leaned towards the road threatening pedestrians and traffic and removal of fallen trees or branches on the road clearing traffic blockage, stack the wood at suitable place and various works as directed by the engineer in charge

OD116656/2025-2026:Engaging hydraulic excavator of 1 cum bucket for various works as directed by the Officer in charge.

OD116655/2025-2026:Engaging tipper for conveying materials, debris to places as directed by departmental officers in charge.

OD116653/2025-2026:Engaging Wood Cutter for cutting down the dangerously standing tress and its branches

OD116658/2025-2026:Hire charges for cutting equipments like electric saw, coir, pulley etc

OD116659/2025-2026:Hire charges for mobile crane for tree cutting

OD116666/2025-2026:Engaging man mazdoor for clearing blocked culverts and drain etc, assisting surveyors etc

Appendix-C Proactive/Preventive maintenance

12.1.B.1: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 and backfilling with approved material. <br> Ordinary Soil - Depth upto 3m - Mechanical Means <br>

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

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

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

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

OD165295/2025-2026: Dry stone masonry work for foundation & substructure complete as per drawing and Technical Specifications

OD116768/2025-2026:Conducting and reporting routine inspections for the entire length of the project road at a frequency of 7 days throughout the agreement period of the running contract as directed by the departmental officer 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 not measurable/payable. A promotion on the RI should be carried out either during or immediately following a period of wet weather.

Appendix-D Emergency works

OD116717/2025-2026:Engaging mazdoor for various emergency works as directed by the departmental Officer in charge

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.

OD116756/2025-2026:Providing and fixing of DLP board for Running Contract work with non retro reflectorized Vinyl sign with 1 year warranty manufactured vinyl printed sheeting fixed over aluminium sheeting 2 mm thick / aluminium composite material sheeting 4 mm thick with area not exceeding 0.90 sqm with suitable back supporting frame of MS angle 40*40*3 and supported on GI pipe pole 50 mm NB conforming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete minimum size of 45*45*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 littering symbols etc

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