English to Czech Tech/Engineering Construction / Civil Engineering stavba dálnice

Motorway widening project (Sydney)

The project works comprised the provision of new and modified infrastructure to increase the capacity and functionality of the existing motorway.

Key features of the project:
...
Widening of the at-surface carriageway of the existing motorway predominantly within the existing motorway corridor to provide four traffic lanes westbound and four traffic lanes eastbound.


Zajímá mě hlavně přívlastek "at-surface". Děkuji za návrhy.