Title	Approval of PTI 4-foot Diameter Double Wall Pipe
Document ID	ENV-031
Summary	Approval for use of PTI 4-foot diameter double wall pipe as a Gravity Main in undisturbed soil. Product literature available upon request by contacting the Office of Environmental Health Services.
Latest Revision	6/23/1993
View document text     uploaded on 6/23/2003

This document applies to the following chapters

[12 VAC 5-610]

Sewage Handling and Disposal Regulations

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