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Highways that exit themselves

Started by Hwy 61 Revisited, June 26, 2020, 06:12:21 PM

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Hwy 61 Revisited

It is interesting how many highways actually travel through interchanges on ramps while the fast lane goes in the opposite direction. One example would be I-40 and Sam Cooper Blvd in Memphis, I-79 west junction with I-70, and I-40/65 west in Nashville.
And you may ask yourself, where does that highway go to?
--David Byrne


EJumean

I would suggest I-75 in Detroit just as it hits I-375. Drops to 30MPH as it leaves the mainline by "exiting" to the right. However, the straight part to the 375 is labeled as the exit.

Roadgeekteen

I-95 in Massachusetts- perhaps twice.
God-emperor of Alanland, king of all the goats and goat-like creatures

Current Interstate map I am making:

https://www.google.com/maps/d/u/0/edit?hl=en&mid=1PEDVyNb1skhnkPkgXi8JMaaudM2zI-Y&ll=29.05778059819179%2C-82.48856825&z=5

Max Rockatansky

CA 23 north on the Moor Park Freeway leaves the limited access grade which becomes CA 118 east on the Ronald Reagan Freeway:

IMG_1340 by Max Rockatansky, on Flickr

TheHighwayMan3561

I-94 from I-694 in Maple Grove, MN
I-90 at I-94 in Billings and westbound at Tomah
self-certified as the dumbest person on this board for 5 years running

webny99

I believe we've had this discussion before, perhaps multiple times, but I can't seem to find it.
There is an acronym for these that to my knowledge is only used among the roadgeek community: TOTSO (Turn Off To Stay On).

I-90 does it twice in a row near Cleveland: https://www.google.com/maps/@41.6007969,-81.4691644,14.21z/data=!5m1!1e1
No loop ramps, but I-90 is pretty clearly the "turning" movement in both cases.

Brandon

I-80 and I-74 together in Colona, Illinois.
Drops mic.
"If you think this has a happy ending, you haven't been paying attention." - Ramsay Bolton, "Game of Thrones"

"Symbolic of his struggle against reality." - Reg, "Monty Python's Life of Brian"

Some one

Quote from: Brandon on June 26, 2020, 11:08:04 PM
I-80 and I-74 together in Colona, Illinois.
Drops mic.
And I-76 and I-80 in Youngstown, OH.
Picks up mic then drops it.

jp the roadgeek

Quote from: Some one on June 26, 2020, 11:10:40 PM
Quote from: Brandon on June 26, 2020, 11:08:04 PM
I-80 and I-74 together in Colona, Illinois.
Drops mic.
And I-76 and I-80 in Youngstown, OH.
Picks up mic then drops it.

Pics up mic and quickly adds...

And I-76 East in Valley Forge, PA
Interstates I've clinched: 97, 290 (MA), 291 (CT), 291 (MA), 293, 295 (DE-NJ-PA), 295 (RI-MA), 384, 391, 395 (CT-MA), 395 (MD), 495 (DE), 610 (LA), 684, 691, 695 (MD), 695 (NY), 795 (MD)

webny99

Quote from: jp the roadgeek on June 26, 2020, 11:20:28 PM
Quote from: Some one on June 26, 2020, 11:10:40 PM
Quote from: Brandon on June 26, 2020, 11:08:04 PM
I-80 and I-74 together in Colona, Illinois.
Drops mic.
And I-76 and I-80 in Youngstown, OH.
Picks up mic then drops it.

Pics up mic and quickly adds...

And I-76 East in Valley Forge, PA

That's only a single highway exiting itself, while the others are "bumps" where 2 highways do it at once.
I guess that's why you're still holding the mic.

Roadgeekteen

God-emperor of Alanland, king of all the goats and goat-like creatures

Current Interstate map I am making:

https://www.google.com/maps/d/u/0/edit?hl=en&mid=1PEDVyNb1skhnkPkgXi8JMaaudM2zI-Y&ll=29.05778059819179%2C-82.48856825&z=5

DTComposer

I-5 northbound does this twice due to it taking over old portions of US routings: at US-101 in downtown Los Angeles, and at CA-99 at Wheeler Ridge.

(although you could argue that those have both become effectively left-hand exits)

sturmde

I-73 does it twice around Greensboro, and with a damn loop ramp on the south side going northbound.  And on the west side of town, it has an I-73 exit number to STAY on I-73... (I-840 should be considered a "left exit" here instead.)

KCRoadFan

I-70 on the east side of Topeka, KS as it exits the Turnpike - which, by the way, I actually drove yesterday.

SteveG1988

Quote from: jp the roadgeek on June 26, 2020, 11:20:28 PM
Quote from: Some one on June 26, 2020, 11:10:40 PM
Quote from: Brandon on June 26, 2020, 11:08:04 PM
I-80 and I-74 together in Colona, Illinois.
Drops mic.
And I-76 and I-80 in Youngstown, OH.
Picks up mic then drops it.

Pics up mic and quickly adds...

And I-76 East in Valley Forge, PA

*picks up the mic and quickly adds yet another*
i95 on the NJ turnpike southbound at exit 6

I80 departing i-94 to join the Indiana toll road.

I80 departing i-90 to join I-94 from the Indiana toll Road.

I-77 exiting from i-81 in Wytheville VA.

Roads Clinched

I55,I82,I84(E&W)I88(W),I87(N),I81,I64,I74(W),I72,I57,I24,I65,I59,I12,I71,I77,I76(E&W),I70,I79,I85,I86(W),I27,I16,I97,I96,I43,I41,

hotdogPi

I-293 in New Hampshire

* 1 throws mic

You do know there's a command, right?
Clinched

Traveled, plus
US 13,44,50
MA 22,40,107,109,117,119,126,141,159
NH 27, 111A(E); CA 133; NY 366; GA 42, 140; FL A1A, 7; CT 32; VT 2A, 5A; PA 3, 51, 60, QC 162, 165, 263; UK A100, A3211, A3213, A3215, A4222; FR95 D316

Lowest untraveled: 25 (updated from 14)

New: MA 14, 123

dgolub

I'm surprised that no one has yet mentioned exit 24 of the New York Thruway in Albany.  There, the mainline of the Thruway changes designation from I-87 to I-90 and you have to get off at exit 24 to stay on the same interstate.

Hwy 61 Revisited

Quote from: dgolub on June 27, 2020, 08:51:58 AM
I'm surprised that no one has yet mentioned exit 24 of the New York Thruway in Albany.  There, the mainline of the Thruway changes designation from I-87 to I-90 and you have to get off at exit 24 to stay on the same interstate.


YES.


I wonder why nobody has thought about just realigning 90 onto the Thruway, then having it take over the whole of the Berkshire Connector?
And you may ask yourself, where does that highway go to?
--David Byrne

froggie

Quote from: dgolub on June 27, 2020, 08:51:58 AM
I'm surprised that no one has yet mentioned exit 24 of the New York Thruway in Albany.  There, the mainline of the Thruway changes designation from I-87 to I-90 and you have to get off at exit 24 to stay on the same interstate.

It got mentioned in the previous thread on the subject.

TheOneKEA

Maryland has a few of these, depending on how the OP has defined things:

- MD 140 exits itself at the northern terminus of I-795 west of Reisterstown.
- I-95 exits its Capital Beltway incarnation in College Park.
- US 301 exits itself in Bowie.
- US 391 also exits itself north of Waldorf.
- US 50 exits itself in Queenstown.
- MD 24 exits itself in Bel Air.

ilpt4u

Since other Interstate Bumps have been mentioned...

Both I-64 (from the west) and I-70 (from the east) bump each other and exit I-55 in East St Louis, as I-55 is continuous thru the bump

bing101

Quote from: Max Rockatansky on June 26, 2020, 06:51:36 PM
CA 23 north on the Moor Park Freeway leaves the limited access grade which becomes CA 118 east on the Ronald Reagan Freeway:

IMG_1340 by Max Rockatansky, on Flickr
I-5 in Rigde Route exits itself In a similar fashion when it is at the CA-99 interchange.Also I-80 exits itself when it at the I-305/US-50 interchange in West Sacramento, CA.

ftballfan

Westbound I-96 might exit itself at exit 37, as I-196 continues straight ahead while I-96 veers off to the right.
Eastbound I-96 might exit itself at exit 31A, as unsigned I-296 continues straight ahead while I-96 veers off to the left. (Also, WB I-96 briefly drops to one through lane in this vicinity)

jmacswimmer

I-83 does it twice within 5 miles: at exit 41A, and at exits 46A-B.

I also think I-81 north at I-78 might count, considering the 2 lanes approaching the interchange continue onto I-78, while 2 new lanes form on the left for I-81's continuation.
"Now, what if da Bearss were to enter the Indianapolis 5-hunnert?"
"How would they compete?"
"Let's say they rode together in a big buss."
"Is Ditka driving?"
"Of course!"
"Then I like da Bear buss."
"DA BEARSSS BUSSSS"

sbeaver44

Westbound I-86/NY 17 at I-390



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