Structures Maintenance
There are over four thousand highway structures being maintained by us. To ensure serviceability and public safety, regular inspections are conducted for all bridge structures and maintenance works are carried out as necessary.
The common types of maintenance works include concrete repair, replacement of joint / bearing, repair of street furniture, clearance of drain, application of protective coating, etc.
Applying protective coating to structure
Replacement of joint
Parapet replacement
For strategic long span bridges, we also maintain dedicated Wind and Structural Health Monitoring System for long-term structural monitoring of these bridges.
- Investigation Report on Prestressing Tendon Failure Incident at Concrete Viaduct of Shenzhen Bay Bridge - Hong Kong Section
Investigation Report on Prestressing Tendon
Failure Incident at Concrete Viaduct of
Shenzhen Bay Bridge - Hong Kong Section
- Tsing Ma Bridge Air Draft Restriction