GENERAL-Maintenance work of Kunnathupalam bridge-Maintenance work of Kunnathpalam bridge in Kozhikode District

Amount

repai and maintenance work

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 Prestressed / reinforced cement concrete grade M-20 & above - By Mechanical Means

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

3.11:Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.

OD116140/2025-2026:Anchoring Steel & Shear Connectors: Drilling holes into existing concrete structure for anchoring of new rebar with 10 mm dia. shear connectors at 0.5 Mt. c/c (or as per design recommendation) and fixing with anchor resin grout Lokfix P / Lokfix E 75/55/35 series or Emfix or pure epoxy resin based cartridge form chemical anchor material or Masterflow 935 of BASF or equivalent as per NF P 18-831 and NF P 18- 836. Drilling hole for diameter: 14 mm, Drilling hole for depth: 100 mm including cleaning, cutting, fabricating, chemicals, material, labour, tools, temporary supports for structures, electricity, plant and machineries etc. complete as directed by Engineer-in-charge and/or consultant for all heights

OD112414/2025-2026:Removing damaged concrete: Loose and delaminated concrete shall be identified and marked before proceeding with the removal. The loose cover concrete including the loose damaged concrete shall be removed upto beyond the corroded bars to a minimum depth of 10 mm behind the reinforcement. Only affected concrete shall be removed and conducting proper investigation, (Good & sound concrete should not be chipped / damaged) by chipping / hacking with chisel and hammer or by mechanical means like light weight chisel hammer, pneumatic chippers, making saw cut at periphery to avoid feather edge for all height and removal and disposal of debris at designated location including all material, labour, tools, temporary supports for structures, electricity, plant and machineries etc. complete as directed by Engineer-in-charge and/or Consultant. Depth of chipping may vary from 20 to 100 mm.

OD112439/2025-2026:Polymer Modified Mortar (Pre -Packed):Providing and Applying single component,High strength,Fiber reinforced,thixotropic cementitous patch repair moratar that achieve compressive strengthminimum 15 Mpa at 1 day and 45Mpa at 28 days and capable of applaying up to 50mm thick in single layer such as rendroc SP40 of fosroc or Master Emaco S348 of Basf or equilent to the prepared concrete area for thickness up to 50mm after applying apoxy resin based bonding coat as per manufacture 's specification befor the bonding agent become tack free ,initially by hand and finaly finishing the same with trowel care fully compacting the same around the rebar and finishing to bring it in line with existing concrete surface on the columns ,slab,beam etc,at all heights ,where the thickness of application is less than 50mm in patches as per specification .Item rate is inclusive of all materials including the bond coat , labour , tools ,temperory supports for structures, electricity,Plant and machineries,curing etc.Complete and directed by Engineer in charge and/or consultant .(Payment to be made in square meter for thickness up to 50mm of PMM for patch area repaired)

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.

12.8.G.1.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. RCC Grade M30 - Using Concrete Mixer

12.8.B:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications PCC Grade M20 (Without formwork)

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

8.4.4: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. 80 mm x 60 mm rectangular

55.10.2:Providing and erecting retro-reflectorised Object Hazard Marker 450mm 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. 450mm x 900 mm

OD112470/2025-2026: Removing white or colour wash by scrapping and sand papering and preparing the surfacesmooth including necesssary repairs to scratches ect complete. (Data derived from DAR Civil 13.88,)

OD110441/2025-2026:Cleaning the utility ducts,bearing premises over pier cap etc., by engaging labour. The item include all labour and machineries & equipments like.

OD112489/2025-2026:Providing and fixing hanging platform for inspection of repair works using steel hollow sections and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be equipped with accessibility provisions with ladders and the same shall be stiffened with bracings, runners, connection with the bridge deck etc. at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The horizontal area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding.

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

OD112587/2025-2026: Finishing walls with Acrylic Smooth exterior paint of required shade:New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) ( Data derived from DAR Civil 13.46.1,)

k v john (BID ID -2269800)

Bidder Name

Varghese.K.T

k v john