GENERAL-Maintenance of Thondukadavu and Kottappalam Bridges-Maintenance and Rehabilitation of various Bridges under Perumbavoor constituency-General Civil Work

Amount

Bridge Maintenance

2.3.1.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 In area of light jungle - By Manual Means

2.4.4.E: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 Dismantling Stone Masonry - Dismantling stone pitching/ dry stone spalls.

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 Cement Concrete Grade M-15 & M-20 - By Mechanical Means

OD24516/2023-2024:Engaging Coolie

3.13.1.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, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.<br> Ordinary soil - Manual Means - (Depth upto 3 M)<br>

OD267668/2023-2024: Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site (Derived from DAR (Civil) OD Irrigation 60.7.1)

OD246481/2023-2024:DR with Departmental Stone- Dry Rubble Masonry- Dry rubble without concrete leveling course using departmental rubble including packing to compactness to lines and levels, labour charges, etc., complete as per direction of departmental officers at site (Derived from DAR (Civil) OD Irrigation 60.7.8)

13.4.A:Random Rubble Stone masonry (coursed/uncoursed) work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications

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.

16.18:Replacement of Damaged Concrete Railing.

OD245950/2023-2024:Drilling holes through the slab and beam for anchoring steel bars.

OD245976/2023-2024:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven storey height made with 40mm dia M.S. tube 1.5m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S tubes challies, M.S clamps and M.S staircase system in the scaffolding for working platform, etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc. whereever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevation area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note :- The item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done.

OD245957/2023-2024:Guniting concrete surface with cement mortar applied with compressor after clearing surface and spraying with epoxy complete as per technical specification.

16.9:Removal of defective concrete, cleaning the surface thoroughly, applying the shotcrete mixture mechanically with compressed air under pressure, comprising of cement, sand, coarse aggregates, water and quick setting compound in the proportion as per clause 2807.1., sand and coarse aggregates conforming to IS: 383 and table 1 of IS: 9012 respectively, water-cement ratio ranging from 0.35 to 0.50, density of gunite not less than 2000 kg/cum, strength not less than 25 Mpa and workmanship conforming to clause 2807.6.

55.10.1:Providing 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

OD24520/2023-2024:Providing weep holes in Brick masonry/Plain/Reinforced concrete abutment, wing wall/return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V : 20H towards drawing foce.Complete as per drawing and Technical Specifications

14.1.B.1:Furnishing and Placing Reinforced Cement Concrete Grade M25 Using Concrete Mixer in super-structure as per drawing and Technical Specification

13.7:Supplying, fitting and placing Mild steel reinforcement complete in sub-structure as per drawing and Technical Specification

OD259715/2023-2024:Providing and fixing RCC guard stones of size 1.05 x 0.2 x 0.2m in RCC M20 using 20mm and 10mm broken stones and fixing in CC 1:3:6 using 40mm broken stone etc., complete excluding reinforcement charges.

OD246788/2023-2024:Supply and application of anti corrosive Zinc rich Primer over the exposed steel reinforcement as per the manu factures specification.

16.11:Eproxy bonding of new concrete to old concrete

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.

Jojo Louis

Bidder Name

JOY KURIAN

Jojo Louis