Streetfilms: Contra-Flow Biking in Boulder
Here's the first Streetfilm from Clarence Eckerson's trip to Boulder, Colorado, recent winner of the League of American Bicyclists' Platinum status designation. This vid shows off a three-block contra-flow bike lane, connecting the Pearl Street pedestrian mall to a greenway network.
By
Brad Aaron
11:02 AM EDT on October 8, 2008
Here’s the first Streetfilm from Clarence Eckerson’s trip to Boulder, Colorado, recent winner of the League of American Bicyclists’ Platinum status designation. This vid shows off a three-block contra-flow bike lane, connecting the Pearl Street pedestrian mall to a greenway network.
Where in NYC might contra-flow lanes be useful?
Brad Aaron began writing for Streetsblog in 2007, after years as a reporter, editor, and publisher in the alternative weekly business. Brad adopted New York's dysfunctional traffic justice system as his primary beat for Streetsblog. He lives in Manhattan.
Read More:
More from Streetsblog New York City
Former NYPD Chief Admits Giving ‘Free Pass’ to City Workers, Right Wing Allies
NYPD officers ignore transgressions by drivers if they happen to be listeners of right-wing radio host Sid Rosenberg, according to former Chief of Department John Chell.
March 25, 2026
Mamdani Budget Could Tank Queens Subway Expansion He Once Supported
Mayor Mamdani's budget funds a High Line-like Queens park that could prevent future attempts to revive a deactivated rail line.
March 25, 2026
D.C. Advocates Sue To Save Key Bike Lane From Trump
We previously reported that the Trump administration might soon move to dismantle key cycle tracks in the nation's capital. Unfortunately, we were right.
March 25, 2026
New York’s Forgotten 2,000-Mile Bike Network—And What It Can Teach Us Today
How a bold 1890s experiment led to one of the nation’s most-extensive greenway networks.
March 25, 2026
Comments Are Temporarily Disabled
Streetsblog is in the process of migrating our commenting system. During this transition, commenting is temporarily unavailable.
Once the migration is complete, you will be able to log back in and will have full access to your comment history. We appreciate your patience and look forward to having you back in the conversation soon.