193/SECCA/2018-19 F D Works 2018-19 .Urgent Flood Recttification works of the displaced Vettilappara Bridge across Chalakudy River in Chalakudy LAC

Amount

Appendix A-Rectification work of Bridge

2.3.2.A : Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness <br> In area of light jungle - By Mechanical Means<br>

od34911/2018_2019 : Engaging man Mazdoor for removing vegetation and accumulated earth, clearing spouts etc complete

2.4.2.A : 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 Mechanical Means <br>

2.4.2.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> Prestressed / reinforced cement concrete grade M-20 & above - By Mechanical Means<br>

2.4.3.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 Brick / Tile work - In cement mortar <br>

2.4.4.D : 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 - Dry rubble masonry<br>

16.2 : Removal of existing asphaltic wearing coat comprising of 50 mm thick asphaltic concert laid over 12 mm thick mastic asphalt including disposal with all lift and lead upto 1000 m.

od34912/2018_2019 : Providing MS grill platform over MS pipe posts of size 40mm dia,6m long, frames erected including all hire and labour charges for fixing and laying the platform, including removal of entire platform after completion of the work.

16.4 : Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical Specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy

16.7 : Sealing of crack / porous concrete with Epoxy Grout by injection through nipples complete as per clause 2803.1.

16.17 : Replacement of Expansion Joints complete as per drawings.

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.

5.3.2.a : Providing and laying bituminous macadam with 80-100 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder (VG 30), transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction.<br> For Grading II - (19 mm nominal size)<br>

5.6.2.a : Providing and laying bituminous concrete with 80-100 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder( NRMB) @ 5.4 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects Grading - II (13.2 mm Nominal Size)<br>

od34913/2018_2019 : Sand blasting for cleaning the surface of concrete and reinforcement before guniting; Sand blasting is done by spraying dry coarse sand to the spalled concrete surface under high pressure to get a fresh surface for guniting all as per the instruction of engineer in site.

od34914/2018_2019 : Applying polymer mortar over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification

od34915/2018_2019 : Changing of bearing pad after lifting of girder using suitable capacity HYDRAULIC JACK, all complete as per the instruction of Engineer in charge.

od34916/2018_2019 : Re-positioning of existing RCC span slabs using suitable capacity Hydraulic jacks , crane and other supporting tools and tackles. All complete as per the instruction of Engineer in charge

14.22 : Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation

16.18 : Replacement of Damaged Concrete Railing.

14.7 : Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, center to center spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications.

od34917/2018_2019 : Non skid precast chequered cement tiles 22 mm thick in footpath, jointed with neat cement slurry mixed with pigment to match the shade of tiles , including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 . Dark shade pigment using ordinary cement.

od34918/2018_2019 : Dry rubble masonry including cost of materials &amp; conveyance etc. complete for retaining wall

12.1.B.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 3m - Mechanical Means <br>

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.E.2.1 : Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. <br> RCC Grade M25 - With Batching Plant, Transit Mixer and Concrete Pump <br>

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

13.5.A : Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications <br> PCC Grade M15 - Height upto 5m <br>

13.5.C.p.2 : Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications <br> PCC Grade M25 - With Batching Plant, Transit Mixer and Concrete Pump <br>

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

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.

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

Appendix B - Road safety

55.16 : Providing and fixing guard post<br>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

8.13 : Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads on Bituminous Surface @ 250 gms per sqm area, 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.

8.23.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>

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<br> Road Markers/Road Stud with Lense Reflector :-

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.

8.4.2 : 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

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.

K T Mathew and Co

Bidder Name

K T Mathew and Co

Padmaja Specialities