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Has the flashing yellow left turn signal made it to your state?

Started by NJRoadfan, June 17, 2010, 10:58:35 AM

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lordsutch

I haven't seen any FYA installations in Tennessee before, but I noticed one today on Poplar Avenue at a pair of private driveways - it must be a recent installation since Streetview still shows a 5-head signal being there back in April. The left-side pole-mounted signal, which is a Memphis-area staple, has also been replaced with a four-head FYA.


jakeroot

Quote from: lordsutch on December 22, 2017, 07:42:54 PM
I haven't seen any FYA installations in Tennessee before, but I noticed one today on Poplar Avenue at a pair of private driveways - it must be a recent installation since Streetview still shows a 5-head signal being there back in April. The left-side pole-mounted signal, which is a Memphis-area staple, has also been replaced with a four-head FYA.

Glad to hear. I don't know why left-side signals aren't more commonplace, especially with permissive signals. It's hard to look at traffic, at eye level, and watch an overhead traffic signal (just in case the light changes before you complete your turn).

SignBridge

Jakeroot, that point is very well taken. I've often thought the same thing myself, about how difficult it is to watch opposing traffic and an overhead signal at the same time.

MNHighwayMan

Quote from: jakeroot on December 22, 2017, 07:46:07 PM
Quote from: lordsutch on December 22, 2017, 07:42:54 PM
I haven't seen any FYA installations in Tennessee before, but I noticed one today on Poplar Avenue at a pair of private driveways - it must be a recent installation since Streetview still shows a 5-head signal being there back in April. The left-side pole-mounted signal, which is a Memphis-area staple, has also been replaced with a four-head FYA.

Glad to hear. I don't know why left-side signals aren't more commonplace, especially with permissive signals. It's hard to look at traffic, at eye level, and watch an overhead traffic signal (just in case the light changes before you complete your turn).

That's one of the things I love about Minnesota's signals. Left-side pole signals everywhere. I feel like it should be standard.

Hurricane Rex

There is one of that type of signal in Sherwood and I always pay attention to that vs the traditional one used at the same intersection.
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jakeroot

At the very least, even if it isn't a permissive left, at least you can see them, compared to overhead signals which are often covered by large vehicles. Which is why it's important to have a pole mounted signal on the right as well. I have run numerous signals due to not being able to see the signal. Even following at a reasonable distance, it can be hard to see over semis.

capt.ron

[I'm late to this topic but oh well.] It's made it to Arkansas. The ones in Searcy got installed about 2 years ago. They initially caused confusion but people are more used to them now.

SignBridge

Again I completely agree with Jakeroot's point. That's why I've always thought California's standard configurations are the best. They cover every angle of viewing. Other Southwestern states use similar arrangements that I like too. Notably Arizona, Nevada, and Colorado.

freebrickproductions

Quote from: lordsutch on December 22, 2017, 07:42:54 PM
I haven't seen any FYA installations in Tennessee before, but I noticed one today on Poplar Avenue at a pair of private driveways - it must be a recent installation since Streetview still shows a 5-head signal being there back in April. The left-side pole-mounted signal, which is a Memphis-area staple, has also been replaced with a four-head FYA.
Eastern Tennessee's had a few for a while now. Oak Ridge has a pair, for example, and I want to say they've been spotted in Pigeon Forge, TN.
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jakeroot

Quote from: SignBridge on December 23, 2017, 08:00:01 PM
Again I completely agree with Jakeroot's point. That's why I've always thought California's standard configurations are the best. They cover every angle of viewing. Other Southwestern states use similar arrangements that I like too. Notably Arizona, Nevada, and Colorado.

California's placement strategy is easily one the best in the business. Nevada and Arizona clearly follow their lead. Colorado is also extremely good (and they remind me a lot of BC with their overhead backplates but side-mounted signals sans-backplates -- for some reason I like that look). Minnesota is great as well (as pointed out by MNHighwayMan above). And neighboring Wisconsin was once my favorite, with their near-side signals for most movements, but those seem to have fallen out of favour (if Eau Claire's signals are anything to go by); now they're just really good (on par with previously-mentioned states).

Brownie points to Wisconsin, Colorado, Minnesota, and Arizona for their numerous double permissive lefts. My fetish.

RestrictOnTheHanger

Quote from: lordsutch on December 22, 2017, 07:42:54 PM
I haven't seen any FYA installations in Tennessee before, but I noticed one today on Poplar Avenue at a pair of private driveways - it must be a recent installation since Streetview still shows a 5-head signal being there back in April. The left-side pole-mounted signal, which is a Memphis-area staple, has also been replaced with a four-head FYA.

The old setup had quite a mix of signals shown in Streetview there. Side by sides, doghouses, and 3Ms.

Are any of the new FYAs there visibility limited ala 3Ms?

lordsutch

Quote from: RestrictOnTheHanger on December 23, 2017, 11:26:43 PM
The old setup had quite a mix of signals shown in Streetview there. Side by sides, doghouses, and 3Ms.

Are any of the new FYAs there visibility limited ala 3Ms?

The upgraded westbound signals, including the FYA facing that direction, are still visibility limited, due to the proximity of the Ridgeway Rd/Shady Grove Rd intersection just to the east.

Brandon

Quote from: SignBridge on December 23, 2017, 08:00:01 PM
Again I completely agree with Jakeroot's point. That's why I've always thought California's standard configurations are the best. They cover every angle of viewing. Other Southwestern states use similar arrangements that I like too. Notably Arizona, Nevada, and Colorado.

Sort of like these, which is an IDOT standard: https://goo.gl/maps/LqEqtQZCbSL2
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jakeroot

Quote from: Brandon on December 24, 2017, 07:23:19 AM
Quote from: SignBridge on December 23, 2017, 08:00:01 PM
Again I completely agree with Jakeroot's point. That's why I've always thought California's standard configurations are the best. They cover every angle of viewing. Other Southwestern states use similar arrangements that I like too. Notably Arizona, Nevada, and Colorado.

Sort of like these, which is an IDOT standard: https://goo.gl/maps/LqEqtQZCbSL2

IDOT's only signal placement shortcoming is their lack of a far side supplemental right-side signal. At least near-side signals are ubiquitous. Wisconsin's previous standard also lacked far side right-side signals, which bothered me.

roadfro

Quote from: jakeroot on December 23, 2017, 10:49:13 PM
California's placement strategy is easily one the best in the business. Nevada and Arizona clearly follow their lead.

With newer signals, I think Nevada tends to outshine California in several aspects. For new installations, Nevada follows a "one overhead signal per lane standard", but I don't always see that in California.

With new wider intersections in Nevada, you'll find left turns with standard overhead signals (one per lane) and a far left side supplemental pole-mounted signal, AND an overhead near side signal–I can't recall ever seeing that in California.
Roadfro - AARoads Pacific Southwest moderator since 2010, Nevada roadgeek since 1983.

SignBridge

I once did see an overhead near-left-side signal in Calif. It was in a San Francisco suburb on a downhill right-curving approach to an intersection. The extra signal was mounted on the reverse side of the overhead for the opposite direction. (New Jersey style)

jakeroot

Quote from: roadfro on December 24, 2017, 03:01:03 PM
Quote from: jakeroot on December 23, 2017, 10:49:13 PM
California's placement strategy is easily one the best in the business. Nevada and Arizona clearly follow their lead.

With newer signals, I think Nevada tends to outshine California in several aspects. For new installations, Nevada follows a "one overhead signal per lane standard", but I don't always see that in California.

With new wider intersections in Nevada, you'll find left turns with standard overhead signals (one per lane) and a far left side supplemental pole-mounted signal, AND an overhead near side signal–I can't recall ever seeing that in California.

The overhead signal-per-lane strategy is something I could take or leave. In California, because the supplementary signals are usually so abundant, I hardly ever need to look overhead to see what my signal is.

That said, signal-per-lane does make sense, so credit to Nevada where it's due. Now, they just need to use near-side signals for all new approaches. I noticed quite a few when I was there in July, so I might be late with that recommendation.

Quote from: SignBridge on December 24, 2017, 05:07:27 PM
I once did see an overhead near-left-side signal in Calif. It was in a San Francisco suburb on a downhill right-curving approach to an intersection. The extra signal was mounted on the reverse side of the overhead for the opposite direction. (New Jersey style)

Yeah, I seem to recall seeing them, but only on limited-visibility approaches, and only when mounting the signal on the mast [in a position that it wouldn't normally go] is insufficient.

roadfro

Quote from: jakeroot on December 24, 2017, 06:14:31 PM
Quote from: roadfro on December 24, 2017, 03:01:03 PM
Quote from: jakeroot on December 23, 2017, 10:49:13 PM
California's placement strategy is easily one the best in the business. Nevada and Arizona clearly follow their lead.

With newer signals, I think Nevada tends to outshine California in several aspects. For new installations, Nevada follows a "one overhead signal per lane standard", but I don't always see that in California.

With new wider intersections in Nevada, you'll find left turns with standard overhead signals (one per lane) and a far left side supplemental pole-mounted signal, AND an overhead near side signal–I can't recall ever seeing that in California.

The overhead signal-per-lane strategy is something I could take or leave. In California, because the supplementary signals are usually so abundant, I hardly ever need to look overhead to see what my signal is.

That said, signal-per-lane does make sense, so credit to Nevada where it's due. Now, they just need to use near-side signals for all new approaches. I noticed quite a few when I was there in July, so I might be late with that recommendation.

A near-side post-mounted through signal tends to only be used on wider intersections or where there is a geometric visibility issue (e.g. a curve on the approach, main signals mounted under an underpass, etc.).

I can take or leave the near side signal, to be honest. The same issue with a big vehicle blocking an overhead signal in front of me can come up with a near-side signal.
Roadfro - AARoads Pacific Southwest moderator since 2010, Nevada roadgeek since 1983.

Roadsguy

PA has one more, at the US 422/Ramona Road intersection near Myerstown, put up during a recent intersection reconfiguration:

Mileage-based exit numbering implies the existence of mileage-cringe exit numbering.

cl94

So is that PA's second FYA intersection?

Going back to supplemental near-side signals, the new NY standard for high-traffic roads in suburban/rural areas is 1 signal per lane, plus a supplemental near-side signal. NYSDOT Region 3 (Syracuse) in particular has been using a ton of near-side and pole mounted signals, with the NY 414/Del Lago Casino intersection and a few others having 3 heads (2 overhead + 1 near-side pole) for 1 lane. No idea if this will spread throughout the state.
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SignBridge

Haven't seen that on Long Island Region-10 so far, even in brand new FYA installations.

MASTERNC

Quote from: cl94 on December 26, 2017, 06:48:44 PM
So is that PA's second FYA intersection?

I think there are at least four (at least that we know of)

- Rossmoyne Rd at US 15
- PA 52 at Pocopson Rd (Chester County)
- US 422 & Raymona Rd
- Somewhere on US 422 in Indiana County (reported by PennDOT on Twitter)

I think one is pending in York County

SignBridge

It's starting to look like NYS DOT Region-10 on Long Island is really embracing the FYI concept. Another new one has appeared in North Amityville at Route 110 and Nathalie Ave. (Yes that is the correct spelling LOL)

kphoger

Now that we're 7½ years into this thread, I wonder:  What states has the FYA not made it to?
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Mccojm

Quote from: SignBridge on January 01, 2018, 10:20:48 PM
It's starting to look like NYS DOT Region-10 on Long Island is really embracing the FYI concept. Another new one has appeared in North Amityville at Route 110 and Nathalie Ave. (Yes that is the correct spelling LOL)

I tagged along for that signal turn on a few weeks ago along with intersection of ny110 and sterling pl (although no FYA there).  If I'm not mistaken, region 10 policy is to do away with doghouse and replace with FYA.  There currently isn't an active plan to replace every intersection but all new ones with permissive and protected permissive left turn will have FYA.  Don't quote 100%  as I'm not from traffic department and trying to remember what the signal turn on guy said a few weeks ago.

Reg 10 just dig a signal drop at NY25a and Barnum Ave in Port Jefferson and replaced signal with FYA for wb NY25a.  Signal needed whole new cabinet to handle the FYA.  Signal was done due to political pressure after two vehicles continued straight from Barnum and into port Jeff harbor boat ramp that happened to be about 20 ft. from the road way.
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