The way points of this bicycle route:
Start at civic center parking lot
Right Turn onto trail
cross bridge at park
under harvard
under paseo westpark
under culver
under W yale Loop
Cross Lake Road (crosswalk)
go past bridge (don't cross)
cross Creek Rd (crosswalk)
Under E Yale Loop (tunnel)
Under Jeffry Road
U turn at top of ramp... back down Jeffry Trail
Cross San Diego Creek on Jeffry Bridge
Cross Alton (crosswalk)
take off street trail
cross Quail Creek rd (crosswalk)
Cross over 405 freeway - pedestrian bridge
crossing Michelson (crosswalk) by sraewberry farm
cross university Dr (crosswalk) or there might be a new trail here accroding to irvine city map
trought william mason regional park
Rejoin San Diego River Trail
Under Michelson
Under 405
Under Coronado
Under Main St
Under Alton Pkway
Right turn exit at civic center parking lot
end