37 Construction and dismantling of temporary, prefabricated portable roads, stadium turf protection systems used as temporary surfaces to protect and provide access over existing turfs, pathways, walkways, bridges, foundations and temporary hard surfaces; erection and dismantling of temporary fencing, hoardings, look-out towers, gates, road barriers, seating stands, and temporary buildings; providing information and consultation in the field of construction, erection and dismantling of temporary, prefabricated portable roads, access systems and stadium turf protection systems used as temporary surfaces to protect and provide access over existing turf, pathways, walkways, bridges, foundations and temporary hard surfaces, temporary fencing, hoardings, look-out towers, gates, road barriers, crowd control barriers, seating stands and temporary buildings