Two of the same exit

Started by empirestate, November 18, 2012, 02:59:55 PM

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Alps

Quote from: jp the roadgeek on November 20, 2012, 02:14:00 PM
On a similar note, how about 2 exit numbers for the same street?  King St., which straddles the state line between Greenwich, CT and Port Chester, NY, has an Exit 30 on one side of the border on the Hutch Parkway.  Cross under King St, and you have Exit 27 on the Merritt Parkway for the same street.
Separate thread, plz.

vdeane

Quote from: Perfxion on November 20, 2012, 02:40:51 PM
I-87, has multi exits with the same number! :P
I think we already established that multiple sets of exit numbers don't count.  But it is interesting to note that I-90 has no duplication despite having three sets of numbers!
Please note: All comments here represent my own personal opinion and do not reflect the official position of NYSDOT or its affiliates.

roadman65

Exit 19A of I-20 EB in LA is used twice. 
Every day is a winding road, you just got to get used to it.

Sheryl Crowe

bassoon1986


Scott5114

Another type of of "two of the same exit": Exit 51 and 53 from I-35 in OK are both to US 77 - Turner Falls Area. There is also a Scenic Turnout after both of them.
uncontrollable freak sardine salad chef

roadman65

Quote from: bassoon1986 on December 12, 2012, 12:26:55 AM
Quote from: roadman65 on December 11, 2012, 03:35:39 PM
Exit 19A of I-20 EB in LA is used twice. 

How so?

one exit but it has so much information it's across two signs for NB and SB

https://maps.google.com/maps?hl=en&ll=32.501962,-93.74931&spn=0.004814,0.006899&t=m&z=17&layer=c&cbll=32.501828,-93.749487&panoid=BQhk5qbziv5F5MVZh7rd2A&cbp=12,73.46,,0,-0.47
That could really use two different suffixes as the two ramps do split after the gore and have two different guide signs.  Even if it did have one sign, it still would be better to use two different letters.  It makes it more confusing to explain when giving out directions, especially being for two completely different streets.  Even though same route number, two different city streets.  If directing someone, for example, to Spring Street using the exit number 19A, you would have to explain something like this: Take Exit 19A and bear right imediately as the ramp divides right at exit.  If it had a different letter you would just use the unique exit number.

Every day is a winding road, you just got to get used to it.

Sheryl Crowe

kphoger


He Is Already Here! Let's Go, Flamingo!
Dost thou understand the graveness of the circumstances?
Deut 23:13
Male pronouns, please.

Quote from: PKDIf you can control the meaning of words, you can control the people who must use them.

roadman65

#32
Quote from: kphoger on December 13, 2012, 02:30:22 PM
Quote from: roadman65 on December 12, 2012, 09:12:42 AM
split after the gore

1 exit.  nuff said.
Its debatable.  Being they end up on two different streets, it could count as two different exits.  If it were to the same roadway (where LA 1 is on one two way road) it could be one exit for sure.  The point is, Exit 130 along the Garden State Parkway in New Jersey has the same set up, but with one large sign with a line down the middle.  In my opinion, I would even give that two  different numbers and where I see any type of split in ramps, I would give it two suffixes!   

You are right though, but I am only saying what I would do  if it were to me to sign these roads and the fact that two completely different signs are used with the same exit number is something of interest from another point. Perhaps another thread on this I may start soon as this seems also like something of interest.
Every day is a winding road, you just got to get used to it.

Sheryl Crowe

kphoger

I still don't see how it's funcionally any different than here, yet no one complains there are two exit 6As.  The only real difference is that your example has two separate exit-tabbed signs, whereas the Wichita example uses one sign.

He Is Already Here! Let's Go, Flamingo!
Dost thou understand the graveness of the circumstances?
Deut 23:13
Male pronouns, please.

Quote from: PKDIf you can control the meaning of words, you can control the people who must use them.

roadman65

Quote from: kphoger on December 15, 2012, 02:34:50 PM
I still don't see how it's funcionally any different than here, yet no one complains there are two exit 6As.  The only real difference is that your example has two separate exit-tabbed signs, whereas the Wichita example uses one sign.
I do not think it is whether you have the same, different, or no numbers.  It is optional of course too each state or state district. 

In Florida you have one exit number on I-75 for I-10 that has one ramp that splits.  Then several hundred miles to the south you have two completely different number suffixes for I-195 & FL 112 on I-95 for the same (or almost the same) type of set up.

You did convince me, however even though its the same exit, personally I would give them two suffixes to make  it easier on people.  Granted LaDOT did it so they would not have to erect a large sign and for better lane control, but with the two signs I think having two different letters would make it easier on the eye.  With that said, it would still be one exit as you say, but two numbers.  Heck, in  Orlando, FL on  I-4 you have one ramp eastbound with both B & C suffixes as if it were two different exits, but Exit 81BC goes for Kaley Street via one diamond ramp.
Every day is a winding road, you just got to get used to it.

Sheryl Crowe

empirestate

Quote from: roadman65 on December 15, 2012, 03:59:13 PM
You did convince me, however even though its the same exit, personally I would give them two suffixes to make  it easier on people.  Granted LaDOT did it so they would not have to erect a large sign and for better lane control, but with the two signs I think having two different letters would make it easier on the eye.  With that said, it would still be one exit as you say, but two numbers.  Heck, in  Orlando, FL on  I-4 you have one ramp eastbound with both B & C suffixes as if it were two different exits, but Exit 81BC goes for Kaley Street via one diamond ramp.

You could certainly argue for the LA example to have two different exit numbers at the split, but the germane point is that it diverges from the main highway as only one ramp, not as two consecutive ones with the same number.

As for Exit 81BC, now you have an interesting converse situation: one ramp with two numbers (suffixes) but with no further splitting after the first divergence.

roadman65

Quote from: empirestate on December 15, 2012, 11:53:11 PM
Quote from: roadman65 on December 15, 2012, 03:59:13 PM
You did convince me, however even though its the same exit, personally I would give them two suffixes to make  it easier on people.  Granted LaDOT did it so they would not have to erect a large sign and for better lane control, but with the two signs I think having two different letters would make it easier on the eye.  With that said, it would still be one exit as you say, but two numbers.  Heck, in  Orlando, FL on  I-4 you have one ramp eastbound with both B & C suffixes as if it were two different exits, but Exit 81BC goes for Kaley Street via one diamond ramp.

You could certainly argue for the LA example to have two different exit numbers at the split, but the germane point is that it diverges from the main highway as only one ramp, not as two consecutive ones with the same number.

As for Exit 81BC, now you have an interesting converse situation: one ramp with two numbers (suffixes) but with no further splitting after the first divergence.
Also does New Jersey have one exit with two suffixes as well.    Just like I-4 in Orlando so does I-295 in Deepwater, NJ with NB Exits 2BC being actually one exit for NJ 140. 
Every day is a winding road, you just got to get used to it.

Sheryl Crowe

Alps

Quote from: roadman65 on December 16, 2012, 06:04:57 PM
Quote from: empirestate on December 15, 2012, 11:53:11 PM
Quote from: roadman65 on December 15, 2012, 03:59:13 PM
You did convince me, however even though its the same exit, personally I would give them two suffixes to make  it easier on people.  Granted LaDOT did it so they would not have to erect a large sign and for better lane control, but with the two signs I think having two different letters would make it easier on the eye.  With that said, it would still be one exit as you say, but two numbers.  Heck, in  Orlando, FL on  I-4 you have one ramp eastbound with both B & C suffixes as if it were two different exits, but Exit 81BC goes for Kaley Street via one diamond ramp.

You could certainly argue for the LA example to have two different exit numbers at the split, but the germane point is that it diverges from the main highway as only one ramp, not as two consecutive ones with the same number.

As for Exit 81BC, now you have an interesting converse situation: one ramp with two numbers (suffixes) but with no further splitting after the first divergence.
Also does New Jersey have one exit with two suffixes as well.    Just like I-4 in Orlando so does I-295 in Deepwater, NJ with NB Exits 2BC being actually one exit for NJ 140. 
Well, the ramp does sorta split when it gets to 140... but that's a good one. The most egregious one I know of is Turnpike NB at I-78: Exit 14-14A-14B-14C! (Yes, those are all separate exits, but there's a gore sign listing all of them.)

roadman65

Both exits in FL and NJ are where exit ramps are so close together and indeed have a unique situation where another interchange uses the same number suffix thing.

On I-4 in O-Town you have on the Westbound Side where Exits 81 B & C are indeed two completely different ramps and an Exit 81A (WB only) for nearby Michigan Street. 

On I-295, for southbound traffic at NJ 140 there is Exit 2B for EB NJ 140 and Exit 2C for WB NJ 140.  Then Exit 2A is NB only and is not really an interchange itself, but part of the nearby Hook Road interchange as it lacks a SB I-295 ramp.  Exit 2A really is a U Turn back to I-295 SB from I-295 NB to allow Hook Road to access the Delaware Memorial Bridge.  As you know, there is no SB Exit 2A. 

That is one of the many things that happen when you have many exits within a mile of each other.  Sometimes you get missing suffixes, but sometimes one other ramp will serve the same function as the missing one in the other direction.  It will be interesting to see how I-278 in NYC would be numbered if mile based numbers ever get into the Empire State as many of the sequential numbers now are within a mile of each other and the highest exit number on I-278 exceeds the interstate's total number of miles. You will see many ABC etc. and many exits  to another  of the samestreet with two different whole numbers if for each direction of travel  especially if the EB and WB ramps diverge from  different places along the BQE.
Every day is a winding road, you just got to get used to it.

Sheryl Crowe

kphoger

And Texas has an exit with two separate numbers:

He Is Already Here! Let's Go, Flamingo!
Dost thou understand the graveness of the circumstances?
Deut 23:13
Male pronouns, please.

Quote from: PKDIf you can control the meaning of words, you can control the people who must use them.

mcdonaat

Quote from: kphoger on December 13, 2012, 02:30:22 PM
Quote from: roadman65 on December 12, 2012, 09:12:42 AM
split after the gore

1 exit.  nuff said.
One exit. 19A North and 19A South. However, down the road, you have Exit 118 A-B, where US 165 North and South split after the gore. The only difference is that the two exits are actually separate going westbound.

I say keep it as 19A. Sign it well as LA 1 South and LA 1/US 71 North, but one exit number. It is, after all, one exit.

hbelkins

I need to post the photos for proof, but the two exits at Monterey, Tenn., are exactly the same (same route numbers, same destinations) but the only difference is the exit numbers that are 1 apart.
Government would be tolerable if not for politicians and bureaucrats.

roadman65

#42
Quote from: hbelkins on December 19, 2012, 03:04:52 PM
I need to post the photos for proof, but the two exits at Monterey, Tenn., are exactly the same (same route numbers, same destinations) but the only difference is the exit numbers that are 1 apart.
If I remember correctly, I-75 in Charlotte County, FL had two exits for Northport signed the very same way.  I cannot remember if it was NB or SB, but nonetheless neither exit had route numbers, but FDOT left a blank space on the sign above the Northport control point on both signs.  Now, FDOT did a sign overhaul and from what I seen someplace (I cannot remember who's site it was on) but now the road names are used on the main guide as before they were listed on auxillary signs for example. Jacaranda Boulevard for the Venice exit in the same area was on a separate sign from the main guide.

Then you have both US 301 exits north of Lumberton, NC both signed for US 301 and Local Traffic, like hb mentioned for Monteagle with two different exits but the same there, I guess you could say that for here as well.
http://maps.google.com/maps?q=Lumberton,+NC&hl=en&ll=34.666076,-79.007149&spn=0.018107,0.042272&sll=39.185101,-94.596727&sspn=0.008532,0.021136&oq=lumberton&t=h&hnear=Lumberton,+Robeson,+North+Carolina&z=15&layer=c&cbll=34.665063,-79.007459&panoid=ohQ7K_Xa7fjK1sg3PY5k7g&cbp=12,0,,0,0

http://maps.google.com/maps?q=Lumberton,+NC&hl=en&ll=34.719498,-78.997364&spn=0.018096,0.042272&sll=39.185101,-94.596727&sspn=0.008532,0.021136&oq=lumberton&t=h&hnear=Lumberton,+Robeson,+North+Carolina&z=15&layer=c&cbll=34.719762,-78.997357&panoid=JBqet_8cKxpAP1ph4J4cyw&cbp=12,0,,0,0
Every day is a winding road, you just got to get used to it.

Sheryl Crowe