ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE

**Definition:** This place covers:

Additional equipment for roads or railways, including platforms, refuge islands, drainage means of the sub-base of roads or ballastway of railways, arrangements protecting against snow or landslides, arrangements against traffic noise.

Landing stages for helicopters.

Arrangements for facilitating the use of roads, including road signs, traffic signals, arrangement for enforcing caution, arrangements for obstructing or restricting traffic, safety arrangements for errant vehicles or against vehicular impact.