Ross Swing Bridge refurbishment, Penzance commencing 5th January 2026 for thirteen weeks

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In September 2024 a Principal Inspection of the bridge was carried out, which revealed that areas of the steel-work required repair and repainting. Although some areas were in better condition than others, it was determined that the entire steel-work on the structure must be refurbished.

The bridge will be dismantled and the existing concrete deck removed for recycling. The steel-work structure will be lifted on to a barge using a crane, then transported by sea to a dry dock facility at Falmouth, for specialist refurbishment. This will include inspection and maintenance of the hydraulic mechanisms which are used to shift lift and rotate the bridge in and out of position, shot blasting, refurbishment and repainting of the steel structure, masts, and stays, and new steel parapets and a new footway will be fabricated. The structure will then be transported back to Penzance, to be assembled and lifted back in to place, before resurfacing and the reinstatement of the pedestrian footway.


Keeping Penzance Moving - Road Closures
Whilst the refurbishment is underway, a temporary bridge will be installed, providing a single lane for vehicles (managed by traffic lights) with pedestrian access. However, road closures will be required for both the initial and final 3-4 week periods, to allow the bridge to be removed and the temporary one assembled, then vice versa. Short-term closures will also be needed periodically during the program, to enable the temporary bridge to be lifted, so that boats can access the dry dock.

Advanced warning signs will be in place ahead of each closure, together with a fully signposted diversion route (highlighted here in green).


PLEASE NOTE: Due to the risk of increased volume of traffic causing damage, Abbey Slip has now been closed to traffic and will remain so for the duration of the Ross Bridge road closure.


The Dry Dock and other nearby businesses remain open as usual, throughout the project.



Regular updates will be available on this page throughout the project.

If you have any queries or concerns please email: contracting@cormacltd.co.uk

or call us on 0300 1234 222



Overview and timeline of works and road closures

WEEK 1ROAD CLOSEDDisconnect utilities, lighting & cabling etc, remove deck & non structural components, remove weighting systems and connections and prepare for lifting.
WEEK 2
WEEK 3Controlled lift & removal for refurbishment. Lift temporary bridge in to place.
WEEK 4Install and connect temporary bridge.
WEEK 5ROAD OPENSingle lane for vehicles, with two-way traffic lights and pedestrian access. Periodic short-term road closures to be advised, to allow lifting of the temporary bridge, giving access to the dry dock as required. Clearly signposted diversion route will be in place.
WEEK 6
WEEK 7
WEEK 8
WEEK 9
WEEK 10ROAD CLOSEDPreparation and disassembly of the temporary bridge, in readiness for it's lifting and removal.
WEEK 11
WEEK 12Install and connect refurbished bridge. Install deck and new surface. Carry out testing & certification in readiness for opening.
WEEK 13
WEEK 14ROAD OPENOpen and return to normal service.

NB Actual dates are to be confirmed and will be subject to change.


In September 2024 a Principal Inspection of the bridge was carried out, which revealed that areas of the steel-work required repair and repainting. Although some areas were in better condition than others, it was determined that the entire steel-work on the structure must be refurbished.

The bridge will be dismantled and the existing concrete deck removed for recycling. The steel-work structure will be lifted on to a barge using a crane, then transported by sea to a dry dock facility at Falmouth, for specialist refurbishment. This will include inspection and maintenance of the hydraulic mechanisms which are used to shift lift and rotate the bridge in and out of position, shot blasting, refurbishment and repainting of the steel structure, masts, and stays, and new steel parapets and a new footway will be fabricated. The structure will then be transported back to Penzance, to be assembled and lifted back in to place, before resurfacing and the reinstatement of the pedestrian footway.


Keeping Penzance Moving - Road Closures
Whilst the refurbishment is underway, a temporary bridge will be installed, providing a single lane for vehicles (managed by traffic lights) with pedestrian access. However, road closures will be required for both the initial and final 3-4 week periods, to allow the bridge to be removed and the temporary one assembled, then vice versa. Short-term closures will also be needed periodically during the program, to enable the temporary bridge to be lifted, so that boats can access the dry dock.

Advanced warning signs will be in place ahead of each closure, together with a fully signposted diversion route (highlighted here in green).


PLEASE NOTE: Due to the risk of increased volume of traffic causing damage, Abbey Slip has now been closed to traffic and will remain so for the duration of the Ross Bridge road closure.


The Dry Dock and other nearby businesses remain open as usual, throughout the project.



Regular updates will be available on this page throughout the project.

If you have any queries or concerns please email: contracting@cormacltd.co.uk

or call us on 0300 1234 222



Overview and timeline of works and road closures

WEEK 1ROAD CLOSEDDisconnect utilities, lighting & cabling etc, remove deck & non structural components, remove weighting systems and connections and prepare for lifting.
WEEK 2
WEEK 3Controlled lift & removal for refurbishment. Lift temporary bridge in to place.
WEEK 4Install and connect temporary bridge.
WEEK 5ROAD OPENSingle lane for vehicles, with two-way traffic lights and pedestrian access. Periodic short-term road closures to be advised, to allow lifting of the temporary bridge, giving access to the dry dock as required. Clearly signposted diversion route will be in place.
WEEK 6
WEEK 7
WEEK 8
WEEK 9
WEEK 10ROAD CLOSEDPreparation and disassembly of the temporary bridge, in readiness for it's lifting and removal.
WEEK 11
WEEK 12Install and connect refurbished bridge. Install deck and new surface. Carry out testing & certification in readiness for opening.
WEEK 13
WEEK 14ROAD OPENOpen and return to normal service.

NB Actual dates are to be confirmed and will be subject to change.


  • Friday 30th January 2026

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    Severe weather over recent days has unfortunately had an impact on progress at Ross Bridge. The team has been working to break down and remove the concrete counterweight, which involves the use of electrical equipment. For safety reasons, this work must pause during periods of heavy rain, hail, and high winds. As a result, activity has been disrupted on at least two days this week.

    Despite these challenges, we are still aiming to complete the removal of the counterweight within the coming days. Decommissioning of the hydraulic system and the disconnection of the bridge bogies is now planned for next week, subject to weather conditions.

    The exceptional sea conditions are also affecting the movement of the barge travelling from Falmouth to Penzance. Current forecasts indicate that, if conditions improve, the barge may be able to reach Penzance around 4th - 5th February. We are monitoring weather and tide windows closely. As soon as it is safe to do so, the barge will be brought into Penzance Harbour, secured, and the bridge will be lifted onto it when conditions allow. It will then remain in the harbour until the sea state is suitable for transportation back to Falmouth.

    We want to reassure everyone that the team is doing everything possible to keep the programme moving safely and efficiently. While the exceptional weather has created unavoidable delays, every effort will be made to recover lost time as soon as the weather allows.

    We are extremely grateful for everyone’s continued patience, understanding, and support.


  • Friday 23rd January 2026

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    Good progress continues on the bridge refurbishment works.


    All of the existing concrete bridge deck panels have now been removed. These materials have been sent off for recycling and will be crushed to produce recycled aggregates for use in other construction projects across Cornwall. The bridge has since been swung back into the open position to allow access to the concrete counterweight, removal of which is ongoing and will continue over the weekend, and into next week.


    Next week will also see the decommissioning of the bridge’s hydraulic system and the removal of the support bogies. Once these elements have been removed, the bridge can be lifted onto the barge, which is currently moored in the channel between the dry dock and the causeway.


    Subject to suitable weather and sea conditions, the bridge lift is planned for Monday 2nd February. The barge will then transport the bridge to A&P Falmouth where the refurbishment works will take place. In parallel, construction of the new bridge deck, handrails, and footway is already underway at A&P, progressing well, and will be completed well in advance of the bridge’s return to Penzance.



    When the bridge returns, works to install the new deck, footway and handrails will begin immediately. To minimise disruption and meet programme milestones, the site team will be working seven days a week, with the aim of completing the works ahead of the Easter holidays.

  • Tuesday 20th January 2026

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    During last week’s work to dismantle Ross Bridge so that it can be refurbished, our team discovered active pigeon nests within the structure. As with all wild birds, their nests and eggs are protected by law, and we immediately paused work.

    Ecological surveys carried out before Christmas showed no signs of nesting, so it appears the pigeons moved in over the holiday period. Our ecological specialist has been monitoring the nest since its discovery, and a further survey this morning confirmed the nest had been abandoned and the eggs were not viable. The nest has now been safely removed.

    With this confirmation, works will now continue. We’re committed to progressing the project as efficiently as possible and will be bringing in additional resources to help recover lost time.

  • Friday 9th January 2026

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    supporting image

    In spite of this week's weather conditions, works have got off to a strong start. The planned road closure is in place (now including Abbey Slip), and the bridge has been swung into the open position to allow safe access for the team. Removal of the existing concrete roadway is underway, and the original lifting "eyes" for each panel have been located, cleaned and set aside for reuse later. Each panel is secured by six steel lugs embedded in the concrete; these need to be carefully cored out to release the panels for lifting. This coring process will continue for several days and once complete, lifting out the panels is scheduled to begin next week.

Page last updated: 30 Jan 2026, 10:53 AM