XY Challenge

[Jim]

New York 15, US 15, and I-99.  October 24, 2019.



Pre- and Post-I-95 connection with New Jersey 29 and first as I-95 then as I-295.  February 24, 2018 (on the NJ side) and August 5, 2023 (on the PA side).




Alabama 5 and I-59.  March 30, 2014.

[paulthemapguy]

October 15: Post the junction of an Interstate highway and a highway of a different type, of which one route number ends in 5 and the other route number ends in 9.

I-79 at PA-65


PA-I-79X066N by Paul Across America, on Flickr

I-15 at Utah 9


UT-I-15-009N by Paul Across America, on Flickr

I-485 at NC-49


NC-I-485X33E by Paul Across America, on Flickr

Coming up next:
October 16: Post the junction of an Interstate highway and a highway of a different type, where in both route numbers end in 6.
October 17: Post the junction of an Interstate highway and a highway of a different type, of which one route number ends in 6 and the other route number ends in 7.
October 18: Post the junction of an Interstate highway and a highway of a different type, of which one route number ends in 6 and the other route number ends in 8.

[formulanone]

Ontario 405 at Regional Route 89 near St. Catherines:



I-59 at Mississippi 15 in Hattiesburg:



I-435 at US 169 in the Kansas City, Missouri area, on a particularly sinister-looking morning...