2019-20 Maintence work for bridges under roads section Thodupuzha

Amount

Maintenance works

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

od28223/2019_2020 : RING BUND Type-I-Putting up ring bund as per approved shape 2.5m bottom width, 1m top width using empty gunny/polythene bags filled with earth placed in 2 rows at 0.6m apart and filled in between with puddle clay to form bund for an average height 2.00m including labour dismantling the bund after completion of the work etc. complete.

od28224/2019_2020 : Bailing out water and removing slush etc by using pump set including cost of labour,oil,hire charges of pump set etc complete.

12.1.2.A : 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 and backfilling with approved material. <br> Ordinary Rock (not requiring blasting ) - Depth up to 3 m - Manual Means<br>

12.1.1 : 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 and backfilling with approved material.<br> Ordinary soil - Depth upto 3 m - Manual Means

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 <br> RCC Grade M20 - Using Concrete Mixer - (Without formwork) <br>

13.5.E.P.1 : Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications<br> RCC Grade M20 - Using concrete Mixer - Height upto 5m <br>

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

16.8 : Applying epoxy mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification

od28297/2019_2020 : Providing and applying two coats of Anti-corrosive Zinc Rich Primer product to the existing iron members after cleaning the metal surface, complete as per technical specification and as per the directions of the departmental officers.

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

2.4.4.B : Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres <br> Dismantling Stone Masonry - Rubble stone masonry in cement mortar.<br>

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

13.9.A : Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification <br> Granular material

od28396/2019_2020 : Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 110 mm dia uPVC pipe, extending through the full width of the structure with slope of 1V : 20H towards drawing foce.Complete as per drawing and Technical Specifications

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

16.3 : Guniting concrete surface with cement mortar applied with compressor after cleaning surface and spraying with epoxy complete as per 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

55.14 : Providing and fixing retro-reflectorised ceramic tiles<br>Providing 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.

2.4.1.B : Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres - <br> Cement Concrete Grade M-15 & M-20. - By Manual Means

od29496/2019_2020 : Provide 14 mm dia holes through existing deck sheet, as per the guidelines of departmental officers, to avoid rain water stagnation on walkway, using electric rotary drills,including electricity charges etc.

Protection works &amp;amp;amp;amp; steel works

10.2 : Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

M V Balakrishnan

Bidder Name

M V Balakrishnan

ANOOP T P