GENERAL-Road Maintenance 2021-22 Cluster1- One year Running Contract for various PWD roads under roads section Puzhakkal in Thrissur District , 12 nos road stretches for a total length of 51.347 Km .-General Civil Work

Amount

Appendix A-Reactive Maintenance

2.2:Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area

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

3.24.B:Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil by Manual 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)

OD68049/2021-2022: 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 ,clearing foot path/pedestrian area etc.

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.

55.9.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.

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.

55.6.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.

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.

OD68052/2021-2022: Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) 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 a three wheel 8-10 KN static roller and finishing to required level and grades as per technical clause 509 of MORTH

OD125471/2021-2022:Filling up potholes with bituminous ready mix compound (25 kg bag )and compacting by ramming to get a compact surface including cost of materials, laying charges, transportation to site etc. complete. Rate is arrived for a bag of 25 kg

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.

OD68054/2021-2022:Conducting and Reporting Routine Maintenance 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 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 incidence, 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.

Appendix B- Preventive Maintenance

2.2:Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area

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

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

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

3.24.B:Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil by Manual 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)

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

OD125690/2021-2022:Cutting branches of trees overhanging above the roads, which is harm ful for passengers of girth between 40cm to 60cm including stacking of serviceable materials and disposal of unserviceable material, cost of labour, hire charges of rope and pully etc without making any damages to nearby structures etc complete.

5.11.a: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 - I - (2-3 mm thickness) Filling of hair cracks

5.11.b: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 - II - (4 6 mm thickness) Filling of surface cracks 1 - 3 mm and preventive / renewal treatments.

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.

OD125692/2021-2022: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.

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.

5.1.a:Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg/sqm using 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.

55.6.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.

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.

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.

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.

OD125796/2021-2022:Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) 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 a three wheel 8-10 KN static roller and finishing to required level and grades as per technical clause 509 of MORTH

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

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

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

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

13.2:Pointing with cement mortar (1:3) on brick work in substructure as per Technical Specifications

13.3:Plastering with cement mortar (1:3 ) on brick work in sub-structure as per Technical Specifications

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

8.5: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.

8.15: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)

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 :-

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

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

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.

8.14.2:Reinforces cement concrete M 15 grade Kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc Ordinary kilometer stone ( precast)

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

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.

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.

55.16:Providing and fixing guard post Providing and fixing guard post of size 200mmx200mm, 1400mm long, 800mm above ground level and 600mm below GL. casted in M20 Grade concrete reinforced with 4 nos of 8mm dia longitudinal bars and 6mm dia stirrups @ 100mm c/c, firmly fixed in position by means of foundation of size 0.5mx0.5mx0.7m in M15 grade concrete below ground level including painting 2 coats on exposed surface with synthetic enamel paint in alternate white & black band 20cm wide

16.23:Repair of steel railing to bring it to the original shape It is assumed that the damage to the steel railing is to the extent of 10 per cent .

OD125512/2021-2022:Filling up potholes with bituminous ready mix compound (25 kg bag )and compacting by ramming to get a compact surface including cost of materials, laying charges, transportation to site etc. complete. Rate is arrived for a bag of 25 kg

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.

OD125520/2021-2022:Conducting and Reporting Routine Maintenance 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 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 incidence, 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.

E B SHIBU

Bidder Name

PO Biju

E B SHIBU