Roading Structures

We have experience in working together with structural and civil designers in the design of roading structures such as overpasses, underpasses and tunnels.

We were engaged by Addison Developments to assist in a study comparing options for grade-separated road crossings of the North Island Main Trunk (NIMT) railway.  We prepared preliminary designs for an overpass and an underpass in two different locations and worked with civil engineers to prepare initial costings.  This information was used by the client to discuss the options with Council