"... When adjusting, installing or otherwise working with non-metallic conduits for underground utilities, the Contractor shall install on the conduit a metallic tape or provide other suitable means whereby the installation can be relocated by electronic detection devices."
"... When installing non-metallic water pipe, the Contractor shall install a metallic tape or locating wire on the pipe or provide other suitable means approved by the Engineer to allow for location by electronic detection devices. ..."
"... When installing non-metallic sewer force main pipe, the Contractor shall install a metallic tape on the pipe or provide other suitable means to allow for location by electronic detection devices. ..."
"... When installing non-metallic gas pipe, the Contractor shall install a detectable tape or locating wire on the pipe or provide other suitable means approved by the Engineer to allow for location by electronic detection devices. ..."
"... Marking tape shall be provided for all PVC force mains to allow for locating by location equipment."
"... When installing non-metallic pipe underground the utility owner will install suitable markers that will enable the pipe to be located by electronic detection devices. Metallic tape or 12-gauge copper wire may be used for this purpose."
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