Bicycling
There are many strategies for mixing bikes & streetcars
Earlier this month, Dan introduced us to one of the street design tools that planners use to ensure safe mixing of bikes and streetcars, the bike sneak. That's one of a whole toolbox full of strategies.
Seattle's South Lake Union streetcar line runs along Westlake Avenue, which cuts diagonally across the grid. Because the street is a diagonal, almost every intersection is at an odd angle, meaning cyclists crossing Westlake could easily get their wheels caught in the tracks.
One solution that Seattle has applied is to use sharrows painted to encourage cyclists to cross at the safest angle. I'm not sure if this technique has an official name, but I like to call it the "sharrow serpentine."
Portland employs a similar technique where one of its bike lanes crosses streetcar tracks:
Portland also does some interesting things with streetcar stops. Lovejoy Street has a bike lane parallel to streetcar tracks, immediately to the tracks' right. With the bike lane between the tracks and the curb, something had to be done at stations. So they routed the bike lane onto the sidewalk, behind the streetcar stop.
Portland's solution for Lovejoy Street isn't perfect, because despite pavement markings the passengers waiting for the streetcar occasionally stand in the bikeway. But it certainly beats the alternative of forcing cyclists to merge into the streetcar lane to go through stations.
Seattle will take this idea one step further on its soon-to-be-built First Hill streetcar, which will share Broadway with a cycle track located behind the streetcar stops.
Closer to home, Arlington is designing its Columbia Pike streetcar with new bikeways on adjacent parallel streets. Instead of finding ways to mix bikes and streetcars safely, they'll put the bikeways one block over.
Arlington's parallel bikeways will be "bike boulevards," which are common on the west coast but will be the first local example in the Washington region. Bike boulevards are streets that cars and bikes share, but on which car traffic is calmed in order to optimize the street for bikes.

Portland's MLK bike boulevard, which allows bikes to go straight but forces cars to turn. Photo by BikePortland.org on Flickr.
Do you know of other solutions for mixing bikes and streetcars? Surely there must be some interesting examples from Europe. Please share your photos and ideas in the comments.
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by Tom Veil on Nov 19, 2012 12:34 pm • link • report
by daniel on Nov 19, 2012 1:11 pm • link • report
Just wanted to update you on Lovejoy Street since your last visit to Portland. That sidepath has been "decommissioned" as the street has been converted from a two-way to one-way couplet with Northrup Street two blocks to the north. Marshall Street (between the two) has been designated as a bike boulevard. So while the ramp is still there, the bike stencils have been removed and nobody uses it anymore.
by Reza on Nov 19, 2012 1:42 pm • link • report
by Reza on Nov 19, 2012 1:44 pm • link • report
I prefer the bike boulevard approach both on streetcar arterials and along arterials in general, and apparently even experienced cyclists in Portland agree. However, the Columbia Pike bike boulevards miss the most important part: the eastern end of the Pike, where it intersects with the Pentagon interchange complex and proceeds into Pentagon City. Arlington has very long term plans to connect roads from 12th St. over I-395, but it's a glaring hole in the bike network.
@daniel: Unfortunately, materials just aren't that durable. There are such "flange fillers" for freight tracks which are used maybe once a day by super-heavy trains, but a material that deforms (under a comparatively light streetcar) and reforms every 10 minutes just doesn't exist.
by Payton on Nov 19, 2012 2:58 pm • link • report
by goldfish on Nov 19, 2012 3:06 pm • link • report
I think @daniel was thinking of something spring loaded, as opposed to a material that simply deforms and reforms. It seems like a durable spring (like a shock/strut) must exist that's tough enough to take the punishment of so many compressions. I think the cost feasibility, though, is more questionable than the engineering feasibility.
by Falls Church on Nov 19, 2012 3:51 pm • link • report
by Mike on Nov 20, 2012 11:06 am • link • report
by Columbia Pike Bike Rider on Nov 20, 2012 1:59 pm • link • report
Where bike routes don't cross trolley tracks at right angles, at minimum, sharrows are needed to make cyclists aware. At best, keeping cyclists away from tracks all together is preferred.
by Car Free Baltimore on Nov 20, 2012 2:38 pm • link • report
by mm on Nov 21, 2012 11:11 am • link • report
http://www.mwcog.org/transportation/activities/tlc/program/bikeped.asp#ArlBike
by MWCOG study link on Nov 21, 2012 3:40 pm • link • report
Basically the conclusion is, don't put the tracks by the curb, put them in the center of the street.
by Dave on Dec 13, 2012 1:20 pm • link • report
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