Routine Maintenance Vent way Clearance and High flood level marking to various Bridges in Thrissur Bridges section

Amount

bridge maintenance

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

14.1.A.1:Furnishing and Placing Reinforced Cement Concrete Grade M20 Using Concrete Mixer in super-structure as per drawing and Technical Specification

14.2:Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

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

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.

od10932/2020_2021/RD:Dry rubble masonry, including cost of materials and conveyance etc. complete for retaining wall.

od10915/2020_2021/RD:Providing platform over pipes of size 15mm to 20mm. Dia errected and platform made up of 25 Nos. post of average 10m long and the platform consist 25mm, thick planks placed to 125mm and 75 mm irul wood joists placed tied at 60 cm intervals including all hire and labour charges.for fixing and laying the platform, cost of nails, coir etc., includingremoval of entire platform after completion of the work.

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.

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

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

OD16628/2021-2022:od8608/2020_2021 : Supplying ready mix bituminous compound for pot hole filling to various bridges under Ernakulam section, Ernakulam in 50kg bags(Excluding GST)

OD16646/2021-2022:od8106/2020_2021 : Supplying and fixing 40mm GI pipe for horizontal member including cost ,conveyance .labour charges etc complete

App.B Road furnishing

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

55.14: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.

8.6:Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 High Intensity Micro Prismatic (Type IV) grade sheeting fixed over aluminum sheeting, 2 mm thick/aluminum composite material sheeting 4 mm thick with an area exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on suitably designed GI pipe pole not less than 50mm NB , 2 Nos. 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.

8.5: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)

od10933/2020_2021/RD:Supplying and fixing 18 mm thick granite slab of 60 cm x 30 cm size suitable colour and fixing in bridges or other masonry structures including engraving letters taking levels and marking on board etc complete for high flood level marking.

od10934/2020_2021/RD:Engaging man coolie for clearing spout, removing vegetation and accumulated earth from the slab,berm and controlling traffic during the work

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.

E B SHIBU

Bidder Name

E B SHIBU

C Two Infrastructure Private Limited