Marine Wharf Pile Remediation & Protection
Chloride exposure and tidal cycling caused spalling, cracking and reinforcement corrosion across a 24-pile section of the wharf.
Piles were accessed from marine work platforms, deteriorated concrete removed, reinforcement remediated and structural profiles rebuilt before tidal-zone pile jackets were installed.
Twenty-four reinforced-concrete piles were progressively repaired and protected, restoring damaged sections and improving durability through the tidal and splash zones.
Coastal Apartment Podium & Column Remediation
Cracking, rust staining and spalling affected podium soffits, columns and coastal beam edges.
Damaged concrete was removed, reinforcement treated and structural sections rebuilt with repair mortar.
Podium, column and beam sections were reinstated while safe resident access was maintained.
Shopping Centre Access Ramp Remediation
Cracking, rust staining and spalling affected reinforced-concrete walls along the access ramp.
Walls were scanned, loose concrete removed, reinforcement treated and damaged sections rebuilt.
Access-ramp walls were restored while centre operations and pedestrian access were maintained.
High-Rise Apartment Façade & Slab Edge Concrete Cancer Remediation
Concrete cancer affected slab edges, soffits and façade projections across multiple high-rise levels.
Rope-access crews removed unsound concrete, treated steel and rebuilt damaged structural profiles.
Façade and slab-edge sections were reinstated through staged high-rise works.
BEFORE
Strata Basement Retaining Wall & Lift Pit Concrete Cancer Remediation
Moisture exposure caused corrosion, cracking and spalling around retaining walls and the lift pit.
Unsound concrete was removed, reinforcement treated and wall and lift-pit sections rebuilt.
Below-ground structural areas were reinstated and corrosion-related defects were addressed.
Apartment Concrete Awnings, Window Hoods & Façade Projection Remediation
Coastal exposure accelerated corrosion within concrete awnings, window hoods and façade projections.
Deteriorated concrete was removed, steel treated and original façade profiles reconstructed.
Damaged façade projections were reinstated while preserving their original architectural profiles.
Rooftop Parapet, Planter Box & Concrete Upstand Remediation
Water ingress around rooftop planters and parapets caused corrosion, cracking and local spalling.
Affected concrete was removed, steel treated and parapets, planters and upstands rebuilt.
Deteriorated rooftop concrete and vulnerable repair zones were structurally reinstated.
BEFORE
Strata External Staircase, Landing & Elevated Walkway Remediation
Cracking, rust staining and spalling affected stair flights, landings, walkways and exposed edges.
Loose concrete was removed, reinforcement treated and damaged pedestrian structures rebuilt.
Stair, landing and walkway sections were reinstated while access remained available.
Major CBD Commercial Tower Façade & Structural Concrete Remediation
Corrosion, cracking, delamination and spalling affected multiple tower elevations and concrete elements.
Concrete breakout, steel treatment, mortar repair and protective works were staged.
Structural concrete was remediated across nominated tower elevations.
BEFORE
Major Marine Wharf & Terminal Concrete Cancer Remediation
Marine exposure caused chloride-driven corrosion, cracking and widespread structural concrete spalling.
Damaged concrete was removed, steel treated and structural sections rebuilt and protected.
Marine-exposed concrete was reinstated across wharf and terminal repair zones.
Major Hospital Structural Concrete Crack Repair & Injection Programme
Structural cracks, active water-bearing cracks and deteriorated joints affected reinforced concrete.
Epoxy and polyurethane injection, joint sealing and crack stitching repaired affected areas.
Structural and water-bearing cracks were remediated while critical hospital operations continued.
Westfield Underground Car Park Structural Crack Repair Programme
Slab and wall cracks, leaking joints and active water-bearing cracks affected underground car-park levels.
Epoxy and polyurethane injection, routing, sealing, joint repair and crack stitching were used.
Crack and water-ingress repairs were completed while parking remained operational.
BEFORE
Major Concrete Cancer Lintel Replacement & Remediation
Concrete cancer affected multiple lintels, causing corrosion, cracking, delamination and spalling.
Unsound concrete was removed, steel treated or replaced and deteriorated lintels rebuilt or replaced.
Affected lintels and surrounding façade areas were systematically remediated and reinstated.
32-Unit Strata Building Floor & Concrete Remediation
Deteriorated magnesite, uneven slabs, cracking and local concrete cancer affected 32 apartments.
Magnesite was removed, slabs ground, concrete cancer repaired and floors levelled for new finishes.
All 32 apartment floors were repaired and levelled, ready for the next refurbishment stage.
Westfield Parramatta Car Park Entry Beam Concrete Cancer Remediation
Concrete cancer caused severe spalling, exposed steel and corrosion along the Westfield entry beam.
Unsound concrete was removed, steel treated and the beam rebuilt with structural repair mortar.
The entry beam profile was restored, reinforcement encapsulated and spalling eliminated.
Westfield Parramatta Car Park Façade, Beam & Column Remediation
Concrete cancer affected the entry beam and column, with delamination, spalling and corroded steel.
Unsound concrete was removed, steel treated or replaced, then beam and column profiles rebuilt.
The beam and column were reinstated to their original geometry with a uniform protected finish.
Multi-Storey Car Park Beam & Column Structural Concrete Remediation
Severe spalling exposed corroded reinforcement at a car-park beam-to-column junction.
Deteriorated concrete was removed, steel treated or replaced and the junction structurally rebuilt.
The beam-to-column junction was fully reinstated with reinforcement encapsulated.
Strata Apartment Balcony Edge Concrete Cancer Remediation
Concrete cancer caused spalling and exposed corroded steel around an elevated balcony edge.
Damaged concrete was removed, steel treated or replaced and the balcony edge rebuilt with repair mortar.
The balcony edge geometry was restored with reinforcement encapsulated and a clean finish.
BEFORE
Port Botany Marine Wharf Headstock
Marine exposure caused reinforcement corrosion, cracking, delamination and spalling across the wharf headstock.
Unsound concrete was removed, reinforcement treated, and the headstock rebuilt with marine-grade structural repair materials.
The damaged headstock section was reinstated and reinforcement re-encapsulated for continued marine service.
BEFORE
Bridge Bearing Seat & Beam-End Remediation
Corrosion-related spalling has damaged the concrete cover at a road bridge beam end, exposing reinforcement near the bearing seat and its load-transfer interface.
Survey the support zone, protect the bearing assembly, carry out controlled breakout to approved limits, assess affected steel and reinstate the specified beam-end concrete profile.
Target: reinstated concrete cover and protected reinforcement at the bearing interface, subject to curing checks and engineer-approved inspection of the support zone.
BEFORE
Urban Road Bridge Pier & Soffit Remediation
Cracking and localised spalling are visible where an urban road bridge pier meets the beam and soffit, with corrosion damage beside the active roadway.
Provide traffic-safe access and falling-object controls, map deterioration, break out approved defects, treat reinforcement and reinstate the pier-to-beam concrete and soffit edge.
Target: sound repaired cover and a protected pier-to-beam junction, with the roadway safeguarded during the staged works and the finished repairs inspected.
BEFORE
Road Bridge Pier Concrete Cancer Repairs
A localised patch of fractured pier concrete above a roadside embankment has exposed rust-affected bars, with fine cracking at the edges of the unsound cover.
Inspect and map the repair area, establish road-edge barriers, remove defective concrete within approved limits, assess corroded reinforcement and restore the original pier surface.
Target: reinstated concrete cover and a stable pier-face repair, completed with corrosion protection, appropriate curing and documented quality checks.
BEFORE
Rail Bridge Bearing Support & Beam-End Remediation
Cover concrete has spalled at a rail bridge bearing support and beam end, leaving reinforcement exposed near the supported member and electrical rail infrastructure.
Plan rail possessions and safe access, protect the bearing interface, assess breakout limits and steel condition, and reinstate the designated support concrete to specification.
Target: sound beam-end and bearing support cover, with engineered support clearances and documented inspections before hand-back to rail operations.
BEFORE
Tidal Bridge Pier Remediation
Salt exposure and fluctuating tidal moisture have contributed to cracking, spalling and visible steel corrosion on a reinforced-concrete bridge pier close to the water.
Coordinate marine access around tides, contain debris, map defective cover, treat affected steel and reinstate the pier surface using the approved marine exposure repair system.
Target: durable repaired cover concrete within the nominated tidal zone, with suitable curing, reinstatement records and inspection of the exposed pier face.
BEFORE
Marine Bridge Pier & Headstock Concrete Repairs
The concrete at a marine bridge pier-to-headstock junction has lost cover in several areas, with exposed reinforcement and cracking near the underside of the bridge deck.
Develop safe access over water, confirm the connection geometry and approved breakout limits, remediate corroded steel and reconstruct the pier and headstock repair zones.
Target: an inspected and reinstated structural connection with sound concrete cover, reinforcement protection and documented checks for the marine environment.
BEFORE
Under-Bridge Pier & Soffit Spalling Repairs
Concrete spalling and cracking occur on a bridge pier immediately below the deck, close to an adjoining beam and soffit where water staining and corroded steel are evident.
Protect the work area below, survey the pier and adjoining underside, remove unsound cover to approved limits, address affected steel and reinstate concrete to the required profile.
Target: repaired pier cover and adjacent underside zones, with corrosion protection, curing and inspection in accordance with the structural repair specification.
BEFORE
Bridge Soffit Edge & Reinforcement Corrosion Repairs
A reinforced-concrete soffit edge and adjoining support zone beside an active underpass show local cracking, delamination and exposed corrosion-affected reinforcement.
Stage protected access beside the roadway, map defects and overhead risks, remove loose cover concrete, treat steel and rebuild the specified support and soffit-edge geometry.
Target: restored concrete cover at the support edge and underside, with an inspected repair surface and traffic-safe completion of the work area.
BEFORE
Underwater Marine Pile Concrete Remediation & Encapsulation
A submerged wharf support pile has lost substantial concrete cover, exposing corroded reinforcement beneath marine growth in a water-access-only work environment.
Carry out a diver-led condition assessment, prepare and reinstate the damaged concrete as specified, then secure a continuous protective pile jacket using stainless-steel bands.
Target: a repaired and fully encapsulated pile zone, checked underwater for complete jacket coverage, secure banding and conformity with the approved protection system.
Submerged Wharf Pile Reinforcement Corrosion Repairs
Underwater cracking and severe cover loss have left rusted reinforcement exposed on a wharf support pile, with marine growth and difficult visibility around neighbouring piles.
Inspect the damage using commercial diving access, document reinforcement condition, prepare approved repair areas and reinstate the specified concrete cover and protection system.
Target: sound restored cover concrete and protected steel, supported by diver-led inspection records and quality checks for the submerged repair zone.
BEFORE
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