GREAT UNDERGROUND HIGHWAY 90 (GUH-90)

GUH-90 ran east-west for a total of 14 bloits (9 bloits from Port Foozle and Quilbozza Beach to the GUH-95 intersection, 4 bloits east from the intersection to the White Cliffs Beach and Flood Control Dam #3, and another 1 bloit east to Aragain Falls).

By 883 GUE, the stretch of highway between the GUH-95 intersection and White Cliffs Beach was blocked by a cave-in.