Item 618 contains specifications for furnishing and installing conduit. This includes conduit, fittings, junction boxes, supports, trenching, and backfill. Conduit is measured by the linear foot.

The material specifications are in DMS-11030, "Conduit." Standard sheet ED(1) contains general material and construction details that apply to all conduit installations and should be included in all plan sets that use conduit. Standard sheet ED(2) contains details for conduit supports and should be used when conduit is to be mounted on structures.