RETENDER - GENERAL-Urgent repair work to Herbert bridge and Karuvappara bridge-Urgent repair work to Herbert bridge and Karuvappara bridge-General Civil Work

Amount

Appendix-A HERBERT BRIDGE

2.5.2.A:Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately Bituminous course - By Mechanical Means

OD104408/2022-2023:Engaging Man mazdoor

3.6:Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m

4.12:Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

16.17:Replacement of Expansion Joints complete as per drawings.

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

5.15:Providing and laying 25 mm thick mastic asphalt wearing course with paving grade bitumen (VG - 30) meeting the requirements given in table 500-40, prepared by using a mastic cooker and laid to the required level and slope after cleaning the surface, including providing an antiskid surface with bitumen precoated fine grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into the surface when the temperature of surfaces is not less than 1000C, protruding 1 mm to 4 mm over mastic surface, all complete as per clause 516

5.1.a:Providing and applying primer coat with bitumen emulsion ( SS) on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg/sqm using mechanical means.

5.3.1.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. For Grading I ( 40 mm nominal size )

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.

OD29443/2024-2025: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 a bituminous binder(VG 30) @ 5.4 percent 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 For Grading - II (13.2 mm Nominal Size)

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 RCC Grade M20 - Using Concrete Mixer - (Without formwork)

OD107375/2022-2023:Scrapping and cleaning old painted surface with sand paper, wire brush, coir brush etc<br>including removel of all kind of fugus/ mess, durty and shabby look patches and any kind of old paint from the wall<br>sutface and make the surface fit for applying new coat of paint including labour charges etc. complete

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.

APPENDIX -B KARUVAPPARA BRIDGE

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 - Cement Concrete Grade M-15 & M-20. - By Manual Means

16.22:Repair of RCC Railing : Carrying out repair of RCC m30 railing to bring it to the original shape.

OD105692/2022-2023:Hydraulic Excavator of 1 cum

2.3.1.B: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 In area of thorny jungle -By Manual Means

OD104411/2022-2023:Engaging Man mazdoor

3.1:Excavation for roadway in soil using manual means including loading in truck for carrying of cut earth to embankment site with all lifts and lead upto1000 metres.

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 RCC Grade M20 - Using Concrete Mixer - (Without formwork)

OD94841/2022-2023:Scrapping and cleaning old painted surface with sand paper, wire brush, coir brush etc<br>including removel of all kind of fugus/ mess, durty and shabby look patches and any kind of old paint from the wall<br>sutface and make the surface fit for applying new coat of paint including labour charges etc. complete

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.

MUHAMMED ABDURAHIMAN PM (BID ID -2011278)

Bidder Name

ALMANAC ENGINEERING CONSULTANCY LLP

MUHAMMED ABDURAHIMAN PM