Montague St/ Bolte Bridge On Ramp (West Bound)
Rapid failure of ductile iron/concrete infill pit lids. Potential for dangerous concrete projectiles as covers deteriorate.
Expensive maintenance costs - requiring lane closures & traffic management, & OH&S risks associated with heavy ductile iron/ concrete infill lids.
Strong & durable (able to withstand heavy freeway traffic), light weight pit lids.
Ease-of-access, addresses OH&S considerations.
- Terra Firma ThruBeam E400 ER-90
- Cover weight 46kg
- NATA tested to AS3996 Class E (400kN)
- Secure & lockable, and can be easily opened in seconds.