Some big shafts were put in to carry cables and stuff through from there to the Hub end of the Spindle.
Schools that are looking further ahead might consider choosing conduits capable of carrying fiberoptic cables, which can carry much more information than copper wires.
They were lying in a shallow frame carrying pipes and cables immediately beneath the flooring; the true interdeck compartment was still beneath them.
The ducts - which are dug over, under and around underground utilities - carry cables for telephone and cable TV companies.
It was going to be one of the service tunnels that carried pipes and cables up to the second chamber, Greg decided.
Common utility ducts will be constructed in sync with the Metro line, carrying water pipes, gas pipes, and cables.
It carried cables to and from the control room.
For example, the company has 630 miles of underground pipes that carry cables, which are bathed in a cooling fluid.
The tunnel itself stayed open as a pedestrian subway until 2002, when it was demolished and its remnants used to carry cables.
A hatch opened ahead of the ship and three men in space suits floated into view, carrying cables.