Running Maintenance Contract for a period of one yearon various roads under Roads Section Valapattanam

Amount

Routine Maintenance - Part A

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.

OD65660/2021-2022:Mix seal surfacing : Providing , laying, and rolling of close graded premixed surfacing material of 20mm compacted thickness composed of 11.2mm to 0.9mm (Type A) or 13.2mm to 0.9mm (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 suitable plant, laying and rolling with a static roller 8-10 kn and finishing to required level and grade asper technical specification by manual means - Type A (Bitumen VG-30)

OD66049/2021-2022:Filling Pot-holes and Patch Repairs with Bituminous concrete, 30mm. 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

OD65661/2021-2022:Pothole filling during monsoon using cold ready mix bituminous compound (Adequacy 25kg (1bag)/1sqm of pot hole) including all charges for spreading, ramming and conveyance expenses, etc. Complete including all incidental charges.

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

8.4.12: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 fixed over aluminum sheeting, 2 mm thick/aluminum composite 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. 50cmx 60 cm rectangular (Single chevron etc.)

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.

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.

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 :-

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)

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

13.6:Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and Technical Specifications

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)

OD68624/2021-2022:Conducting and reporting routine 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 officer at site. Additional RI may be required in response to reports or complaints from the police, other authorities and the public as a result of major incidence, typhoon or flooding damages etc., and are not measurable/payable. A propotion of the RI should be carried out either during or immediately following a period of wet weather. (Rate for one day, inspection to be conducted for 52 numbers/1year)

Routine Maintenance - Part B

OD68607/2021-2022:Engaging Pickup to carry the Removal of earth,Plastic debris and waste materials etc. collected from the right of way, Drain and culvert of the road and disposing at suitable place as directed by the Engineer in charge.

OD65665/2021-2022:Engaging Mazdoor for Sweeping and cleaning right of way, collecting plastic and other solid debris and disposing the collected waste materials at a suitable place and in a suitable manner decided by the contractor and at the risk of contractor.

OD65663/2021-2022:Engaging Mazdoor whenever required for clearing light jungle grown on the right of way of the road obstructing to the sight distance of vehicle users throughout the contract period as per the direction of Engineer in charge

OD65666/2021-2022:Maintenance of Earth Shoulder (stripping excess soil) from the shoulder surface to achieve the approved level and compacting with plate compactor

OD65664/2021-2022:Engaging Mazdoor wherever required for the removal of earth and other debris causing chocking of culverts and drain asper the direction of Engineer in charge.

OD65659/2021-2022: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.

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.

OD68608/2021-2022:Hiring Tipper to shift slipped earth and rock materials to a suitable location indicated by the Department engineer.

OD68609/2021-2022:Hiring Hydraulic excavator 1cum bucket capacity to remove slipped earth and rock materials from the road as per the direction of Engineer in charge.

Bidder Name

P V RANJITH