Disclosed is a combined cable trough and walkway comprising: a first component for carrying cables, said first component having a channel formed from a base and two generally upright sidewalls extending therefrom, wherein said channel is divided into two sub-channels by a generally upright member extending from the base; and a second component, arranged in use, to form a lid to cover the first component and to provide a walkway, and wherein the first component comprises a plurality of parts arranged to be fitted together before use.