1120 SW 5th Avenue, Room 1000, Portland, OR 97204
2016 SWMM update
Version 2014 – Includes all blocks, layers, linetypes, etc.
Current BES, Water and PBOT Standard Details and Drawings - includes links to select ODOT details
2010 Edition - includes links to Special Provisions, Standard Bid Item List, and BES Bid Book Template
2007 Sewer and Drainage Facilities Design Manual with appendices and 2011 errata
Updated March 2008