2019-20 Maintence work for the various bridges under roads section Muttom

Amount

Minor repairs to bridges

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

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

2.4.8.A : Dismantling Structures 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> Scraping of Stone from Dismantled Stone Masonry - In cement and lime mortar <br>

12.8.1.C.1 : Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications <br> RCC Grade M20 - Using Concrete Mixer <br>

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

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

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.<br> Ordinary soil - Mechanical Means - (Depth upto 3 m) <br>

9.1 : Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 day

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>

od21188/2019_2020 : Applying Anti-corrosive Zinc Rich Primer product to the existing bars after cleaning the metal surface, complete as per technical specification and as per the directions of the departmental officers.

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

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.

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.

8.23.A : Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per clause 811.3 <br>

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

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.

8.15 : Supplying and installation of delineator (Road way 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 reflectorised 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)

8.4.2 : 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.<br> 60 cm equilateral triangle

od21189/2019_2020 : Engaging Wood Cutter for cutting and removing any overhanging tree branches etc. near the bridge.

od21190/2019_2020 : Engaging mazdoor for uprooting vegetation from bridge structure, Clearing drainage spouts, removing stagnated sand and silt from deck, Pothole filling with Ready mix bituminous compound,.. etc.

od25836/2019_2020 : Procuring and supplying of approved quality ready mixed cold bituminous compound or equivalent to each section stores for pothole filling works in various roads under PWD bridges section ii Painavu, Idukki including cost , conveyance , loading , unloading charges etc

55.4 : Supplying and stacking 36mm size hard broken stone in standard heaps for measurement.

Bidder Name

M V Balakrishnan