The MAX Green line will shut down the 205 bike path.
Details here (it's a link to a PDF, not a website).
http://www.trimet.org/pdfs/i205/bikepathfactsheet.pdf
PDOT/ODOT laid down some nice bike lanes on 92nd, but that's a pretty crappy road between Powell and Foster. So I dunno. No trip to CTC for me, I guess.