SUBJECT SECTION 550 - STORM DRAIN PIPE, PIPE-ARCH CULVERTS, AND SIDE DRAIN PIPE
SECTION 576 - SLOPE DRAIN PIPE
SECTION 845 - SMOOTH LINED CORRUGATED POLYETHYLENE (PE) CULVERT PIPE

The attached Specifications dated Revised May 31, 1990 have been approved by the Federal Highway Administration Division Office effective September 25, 1990. These copies are for your reproduction.

The revisions are as follows:

Section 550 - Allows limited use of smooth lined corrugated Polyethylene (PE) Culvert Pipe as an alternate for side drain pipe. Polyethylene may only be used under residential drives on projects which have a design year traffic of less than 1500 ADT. This and additional restrictions are noted on GA. Standard 1030 P, dated February 1991.

Section 576 - Allows smooth lined corrugated Polyethylene (PE) Culvert Pipe to be used as an alternate for slope drain pipe on all projects. Installation details are shown on GA. Standard 1030 P, dated February 1991.

Section 845 - This section is new.

These Specifications should be used, where applicable, on all future work let to contract.

By copy of this letter, we are advising those listed below that additional copies of the subject documents may be ordered form the Office of Contracts Administration.

REH/WRP/jmf
Attachments

c: (Letter Only) Floyd E. Hardy, Charles Lewis, Paul Mullins, Dewey Jones
(W/Attachment) Paul Liles, John Lively, Ronald K. Colvin, Jerry Harris, James Hutto, Glenda Whitlow (Procurement), Steve Parks, Walker W. Scott, Tom Turner, Gene Skeen, Deb Walker, Harold Linnenkohl, Pete Malphurs, Hugh Tyner, Edwin Thompson, Van Etheridge, Shell Hartley, Craig Brack, Felton Rutledge, Don Watson, Ron Wishon, David Mulling, W.R. Poole, Marvin Britt, Estimators.

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