Quote:
> Roundabouts replace lights for safety
>
> Move made for safety's sake, but pileups start piling up
>
> CLEARWATER, Fla., Jan. 18 - Carol Cullen had 15 years of dent-free driving
> under her belt when she steered a rented van last July onto a new circular
> intersection here. Seconds later, a delivery truck that was supposed to stay
> in the next lane plowed into the van, leaving Ms. Cullen unhurt but
> disoriented.
>
> "THE WHOLE WORLD is trained to look straight ahead,"
> says Ms. Cullen, who sets up promotional displays for Hilton Hotels Corp.
> "Now they've got us trying to stare around curves?"
> It seemed like a good idea at the time. The $8 million Clearwater
> roundabout would replace a dangerous tangle of streets and intersections
> often choked with beach-bound traffic. It would create an artistic entry
> point for visitors.
>
> CONFUSION REIGNS
>
> But since opening in December 1999, the roundabout has scared the
> wits out of drivers trying to navigate it. No one knows which cars are
> supposed to have the right-of-way. Some discombobulated motorists hug the
> right shoulder, making it hard for other cars to exit and causing backups at
> side streets. The wedding-cake-shaped fountain in the center has doused
> windshields and obstructed views of cars rounding the circle from the
> opposite side.
> So far, there have been more than 500 accidents at the roundabout,
> which was touted at its opening as the greatest ever built in the U.S. The
> site "has been very good for business," says James McKeever, manager of
> nearby Pinellas Auto Body & Service Inc, which had one of its own tow trucks
> hit there. The frequency of accidents is eight times higher at the
> roundabout than at the intersections it replaced. City officials say the
> crashes are less severe, primarily because cars are now moving more slowly.
>
> * Sign
>
> It's a similar story elsewhere. As traffic planners across the U.S.
> rip out stop signs to install roundabouts that can slow aggressive drivers,
> some cities are discovering that these so-called "traffic-calming devices"
> do exactly the opposite. Some drivers go the wrong way, figuring it's OK to
> turn left into the roundabout if you plan to hop off at the first side
> street. Trucks flatten curbs and landscaping. In some places, accident rates
> have surged after the installation of roundabouts, causing them to be razed
> in favor of old-fashioned traffic lights or stop signs.
>
> THE CIRCLE GAME
> Roundabout designers, a number of whom are British or Australian,
> grudgingly acknowledge that they have a lot to teach Americans about going
> in circles. In April 2000, officials in Claremont, Calif., demolished the
> town's only roundabout just eight months after it was installed, saying
> drivers found it bewildering. Driver confusion at two roundabouts near Las
> Vegas has put them on Nevada's annual list of the worst crash spots. A video
> called "Roundabout Rules of the Road" was broadcast in Nashville, Tenn., for
> several weeks last year after a roundabout opened on Music Row.
> In Clearwater, disoriented drivers smacked into each other or into
> the fountain at the an average of almost five a week. Tires squeal, horns
> honk and brakes screech as drivers try to make their way through the loop.
> The nearby beach is also harder to reach without taking a spin around
> the circle. "It's a monster, and I was an engineer myself," says retiree
> Bernice Lazar, who takes a nine-mile detour to avoid the roundabout.
> Roundabouts are the latest incarnation of the circular intersections
> that began in this country with New York City's Columbus Circle in 1905.
> Defenders claim the modern roundabout is a much-safer alternative to the
> traditional traffic circles typical of New England, which were usually
> larger rotaries that didn't slow cars much and gradually fell out of favor.
> The new roundabouts - based on a slimmed-down British version - are designed
> with a much smaller diameter, making the circle tighter and forcing drivers
> to lower speeds to about 15 miles an hour.
>
> FORCED SLOWDOWN
> The circles' defenders claim they are safer than typical
> intersections, since drivers are forced to navigate slowly. About 9,500
> fatal accidents occur at traditional intersections every year, according to
> the Federal Highway Administration. Several academic studies have shown
> declines in crashes where roundabouts were built, including in Europe, but
> federal officials say it depends on where and how the circles are built.
> "You can't just put these down everywhere," says Harry
> Campbell, the chief transportation engineer of Orlando, Fla., which spent
> $25,000 to build a small circle and then concluded that four $75 stop signs
> would have worked better. "It's like art," he says of the
> roundabout-building boom. "It evokes controversy."
> The controversy erupted quickly in Clearwater. As the pileups piled
> up, some drivers began adopting survival techniques that reduce the
> efficiency of roundabouts, like straddling both lanes at once to avoid side
> collisions. Angry drivers flooded city hall and local newspapers with
> complaints.
>
> MISSING ARROWS
> And some roundabout rules don't make much sense, including permitting
> cars to exit from the inside lane. At the most notorious exit point in the
> Clearwater circle, there still are no arrows on the pavement to point
> drivers in the right direction. On busy beach-going days, the roundabout has
> handled more than 50,000 vehicles, much more than the 32,000 it was designed
> for.
> Clearwater is trying to turn things around. The fountain has been
> turned off and is likely to be demolished, and changes to lane markings give
> drivers a better idea of where to aim. The most recent accident reports also
> offer some encouragement: 23 crashes in the final three months of last year
> compared with 49 in the same period in 2000.
> Michael Wallwork, a transplanted Australian who helped design
> Clearwater's roundabout, pins much of the blame on drivers. "A lot of the
> opposition to roundabouts comes from a very simple bias," he says.
> "Americans are fed a diet of speed all the way from freeways to residential
> streets."
>
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>