Routine maintenance 2020-21 to Malayattoor Kodanand bridge

Amount

Appendix A

16.1 : Removal of existing cement concrete wearing coat including its disposal complete as per Technical Specification without causing any detrimental effect to any part of the bridge structure and removal of dismantled material with all lifts and lead upto 1000 mRemoval of existing cement concrete wearing coat including its disposal complete as per Technical Specification without causing any detrimental effect to any part of the bridge structure and removal of dismantled material with all lifts and lead upto 1000 m

od22346/2020_2021 : Providing and laying Cement concrete wearing coat M-30 grade including recron fibre @ 1kg/m3 with Super plastisizer admixure IS marked as per 9103 complete as per drawing and Technical Specifications.

od22357/2020_2021 : Cleaning the expansion joint properly with a wire brush and coir brush, fitting aluminium strips dura rod on the joints at 20cm interval for holding the hose, providing polysulphide sealant for expansion joint.etc.complete for expansion joints of the bridge

Appendix B

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.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.

55.2 : Supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement(IRC 3.2.1.a)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.Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

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.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.

55.6.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.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.

55.10.1 : 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 mmProviding 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

od22307/2020_2021 : Providing man mazdoor for cleaning foot path slab, deck slab, clearing gratings and removing silt etc complete

JOY KURIAN

Benjamin Baby

G S Infrastructure

Bidder Name

JOY KURIAN

G S Infrastructure

AA AND S CONSTRUCTIONS

Benjamin Baby