Joined: Dec 2012
Posts: 919
Likes: 15
From: South Austin, Texas
Bikes: 2010 Origin8 CX700, 2003 Cannondale Backroads Cross Country, 1997 Trek mtn steel frame converted commuter/tourer, 1983 Univega Sportour, 2010 Surly LHT, Others...
Congrats. Takes quite a few miles to get through the rim on a commuter bike. Happened to me before as well. Worn through two fronts and one rear, here.
Lucky it blew when it did, when things were flat and slow.
Check your front rim, get a new rear, and get back rolling.