GENERAL RM 2023 24 KNR III THALIPARAMBA RM 2023 24 One Year Running Maintenance Contract for various

Amount

Appendix A : Reactive (Initial Rectification) Maintenance Works

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

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.

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.

OD274132/2022-2023:Mix seal surfacing providing ,laying and rolling of close graded premixed surfacing material of 20mm thickness composed of 11.2mm to 0.9 mm(type A) or 13.2mm to 0.9 mm (Type B) aggregate using bitumen VG-30 to 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 a static roller 8-10KN and finishing to required level and grades as per technical specification . By manual means Type A (Bitumen VG-30).

OD66100/2023-2024: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 <br> For grading II- 13 mm (Nominal size) Material

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.

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

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)<br>

55.15:Refurbishment of existing signboards<br>Refurbishment 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.

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.

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

OD281769/2022-2023:Hiring Hydraulic Excavator 1cum bucket capacity to remove slipped earth and rock materials on the roads as per direction of Engineer in charge.

OD281775/2022-2023:Engaging tipper to carry the slipped earth, rock and waste materials collected from the right of way of the road and disposing at suitable place decided by the contractor and at the risk of contractor as directed by the engineer in charge.

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 <br> In area of light jungle - By Mechanical Means<br>

OD282065/2022-2023:Engaging Mazdoor (Unskilled) whenever required for removal of earth and other debris causing chocking of culverts and drain as per the direction of engineer in charges.

Appendix C : Proactive Maintenance Woks

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<br> Road Markers/Road Stud with Lense Reflector :-

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

14.16:Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm.

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

OD280725/2022-2023:Dry Rubble masonry for foundation and super structure complete as per drawing and Technical specification.

OD280726/2022-2023:Dry Rubble masonry (departmental) for foundation and super structure complete as per drawing and Technical specification.

55.10.1:Providing and erecting retro-reflectorised Object Hazard Marker 300mm x 900mm <br>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.<br>300 mm x 900 mm

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.<br> 60 cm circular

8.5:Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with area not exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 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.

OD282379/2022-2023:Providing and fixing of Display board for Running contract work with non retro-reflectorized vinyl sign with one year warranty (manufactured with vinyl printed sheeting fixed over 3mm thick Aluminium Composite Panel (ACP) material

OD281567/2022-2023:Replacing and fixing of non retro-reflectorized Vinyl sign on Existing Display Board for Running contract work with one year warranty (manufactured with vinyl printed sheeting fixed over 4 mm thick aluminium composite panel material)

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.<br> 60 cm equilateral triangle

OD281838/2022-2023:Filling up potholes with bituminous ready mix compound (25 kg bag) and compacting by ramming to get a compact surface including cost of material, laying charges,transportation to site etc complete. Rate is arrived for a bag of 25 Kg.

OD282088/2022-2023:Engaging mazdoor for cutting branches of trees leaned towards the road threatening to pedestrians and traffic and removal of fallen trees or branches on the road and clearing traffic blockage, stacking the wood at a suitable place as directed by the Engineer in charge.

Appendix D : Routine Inspection

OD4106/2023-2024:Engaging labour with passenger car not less than 1000 cc for conducting and reporting routine inspection for 20 km for the entire length for the project road at a frequency of 7 days throughout the agreement period of running contract as per the direction of departmental officer.

SAJI SEBASTIAN

P M UNNIKRISHNAN

Bidder Name

SAJI SEBASTIAN

P M UNNIKRISHNAN

KRISHNANUNNI K P