<p class="MsoNormal"><b><span style="font-family: "Arial","sans-serif";"><br></span></b></p><p class="MsoNormal"><b><span style="font-family: "Arial","sans-serif";">TriMet
will begin OSM improvements in the Portland area beginning Monday February 21,
2011</span></b><span style="font-family: "Arial","sans-serif";">.  </span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">Geographic
Extent:  Multnomah, Clark, Washington, and Clackamas County </span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">Timeframe: 
6 months, February 18, 2011 – August 18, 2011</span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">OSM User
Names:  TriMet_PJH, TriMet_MSB, TriMet_GNH, TriMet_BB</span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">Reference
files used to make the improvements:</span></p>

<p class="MsoNormal" style="text-indent: 0.5in;"><span style="font-family: "Arial","sans-serif";">Metro’s
Regional Datasets: streets.shp, trails.shp, bikes.shp  (starting with
current versions dated January 2011)  </span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">           
6 inch aerial imagery flown Fall 2010 <br>
</span></p><p class="MsoNormal"><span style="font-family: "Arial","sans-serif";"><br></span></p><p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">Improvements using ArcMap's OSM Editor include:  </span></p>



<ul type="disc"><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Street
     alignments </span></li><ul type="circle"><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Streets
      with bus routes on them are allowed a 5 foot difference between OSM and
      Metro.</span></li><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Streets
      without bus routes are allowed a 10 foot buffer. </span></li></ul><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Attributes</span></li><ul type="circle"><li class="MsoNormal" style="">

<span style="font-family: "Arial","sans-serif";">The
      attributes in Metro's data will be rewritten in a form matching OSM.</span></li><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Missing
      sections can then be copied and pasted into OSM's data layer.</span></li></ul><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">Geometrically
     incorrect sections </span></li><ul type="circle"><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">will
      be snapped to match Metro's  </span></li></ul><li class="MsoNormal" style=""><span style="font-family: "Arial","sans-serif";">We will
     also be checking directionality  </span></li></ul>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">The work from
this project will support applications and projects such as the Open Trip
Planner <a href="http://opentripplanner.org/">http://opentripplanner.org/</a>
and The Intertwine <a href="http://theintertwine.org/">http://theintertwine.org/</a>. 
</span></p>

<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";"> </span></p>



<p class="MsoNormal"><span style="font-family: "Arial","sans-serif";">For more
detailed information or questions, please contact Bibiana McHugh <a href="mailto:mchughb@trimet.org"><span style="color: windowtext;">mchughb@trimet.org</span></a> or myself (PJ Houser, <a href="mailto:stephanie.jean.houser@gmail.com">stephanie.jean.houser@gmail.com</a>)</span></p>

<p class="MsoNormal"><br></p><p class="MsoNormal">Input?</p><p class="MsoNormal"><br><span style="font-size: 11pt; font-family: "Arial","sans-serif"; color: rgb(31, 73, 125);"></span>--<br></p>PJ Houser<br>

Trimet, GIS<br>