Fwd: Bicycle accommodations at roundabouts

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TONY Redington

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Jul 21, 2021, 2:44:15 PM7/21/21
to Burlington Walk/Bike Council


---------- Forwarded message ---------
From: Kurylko, Robert <Bob.K...@stantec.com>
Date: Wed, Jul 21, 2021 at 11:40 AM
Subject: Re: Bicycle accommodations at roundabouts
To: <ROUND...@listserv.ksu.edu>


We need a LIKE icon these posts 😊

 

Well said as always Michael and Ken

 

Robert (Bob) Kurylko, P. Eng,

Senior Transportation Engineer
Associate
Stantec
500–311 Portage Avenue, Winnipeg MB R3B 2B9
Phone: 204 928 8823
Cell: 204 918 2042
robert....@stantec.com

 

From: Roundabout Research <ROUND...@LISTSERV.KSU.EDU> On Behalf Of Ken Sides
Sent: Wednesday, July 21, 2021 9:02 AM
To: ROUND...@LISTSERV.KSU.EDU
Subject: Re: Bicycle accommodations at roundabouts

 

Michael Wallwork’s comments are especially important for these two reasons:

 

  1. He reminds us that what is here today is not what has to be here forever and ever more;  what’s here now is a direct result of the conditions up to the here and now.  As engineers and planners, we set out to change those conditions so being overly impressed with how few vulnerable users are out and about in the current miserably uncomfortable and unsafe conditions isn’t a good guide to what can be. 

 

  1. Michael reminds us that, unlike yet another blown out signalized intersection, modern roundabouts have the power not only to change conditions on the ground but to transform the future of an intersection, a street, a district. 

 

So think beyond the intersection to image a better, more vital, more appealing, more prosperous future not just for your next intersection conversion to roundabout but also for the greater area around it:  the thriving shops and restaurants;  the schoolkids walking/biking/skating to school;  the audible conversations along the sidewalks;  the climate disaster held off a bit longer. 

 

So, think big, make your next roundabout beautiful to behold as well as <very> slow to drive, and consider inviting in the arts community to contribute public artworks that celebrate local history, values and culture. 

 

-Ken

Ken Sides, PE, PTOE, CNU-a, LCI, RLRM

Chair, ITE Roundabout Committee

 

 

From: Roundabout Research <ROUND...@LISTSERV.KSU.EDU> On Behalf Of Michael J Wallwork
Sent: Wednesday, July 21, 2021 9:39 AM
To: ROUND...@LISTSERV.KSU.EDU
Subject: Re: Bicycle accommodations at roundabouts

 

Julia

 

I redesigned La Jolla Boulevard  in 2002 from 5 lanes to two with five one-lane roundabouts in 3,400 feet. At the time there were almost no pedestrians and certainly no bicyclists. However, after  the project was opened in 2008 the transformation was outstanding. Pedestrians were all over the place crossing at the roundabouts and mid-block. I even saw some children on the 10 to 12 year range crossing one of the roundabouts without adult supervision. And a friend photographed a lady riding her bicycle through one of the roundabouts. She looked to be well into her 70’s. Then to top it off, I snapped a photo of  a skateboard rider “claiming-the-lane” and riding between two cars and making a left turn at one roundabout.

 

I have designed 8 roundabouts for Stanford University with very high pedestrian and bicycle volumes probably a hundred or more pedestrians and pedestrians in the same hour. All eight roundabouts where one lane roundabouts as the Campus Drive was narrowed from four to two lanes. At several of the roundabouts I had a bike trail enter the roundabout as an additional leg.

 

Both projects are outstanding for accommodation of pedestrian and bicyclists. But it is extremely important to ensure low speeds on all vehicle movements, left, thru and right at the entry and exits snd not just the approaches as so many designs do. 

 

Below are photos of La Jolla Boulevard before and after.

 

Michael Wallwork, PE
Alternate Street Design, P.A.
904 710-2150



--

What can you do?

Sign the Stop the Champlain Parkway Project and Choose the Champlain RIGHTway Petition: http://chng.it/tS9Ts5FjDx   SafeStreetsBurlington.com

 



Good Day All:

This discussion today on the Roundabout Research list serve (La Jolla is in San Diego, the project is "Bird Rock") puts ped and bicycle use in historic perspective.  Wallwork designed the first two VT roundabouts in Montpelier and Manchester Center and is best known as a ped/bike safety sensitive designer. 

This a real "road diet" that responds to pedestrian safety.  North Ave and So. Winooski do not respond 
to pedestrian needs, for examples, as the presence of signalized intersections remains and as a result a pedestrian fatal has already been recorded on North Ave. Of course, today, we would add to La Jolla ramp off/ramp on bicycle "choice" for cyclists similar to our design now in construction, Shelburne St Roundabout.  

So when you think of road diet, thing of a roundabout road diet.

     Tony Redington
     Walk Safety Advocate
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