Obviously in pain, Lincoln turns his head and sees the headlights of a single car come to a stop on the roadway above.

The site, which is punctuated with large cross beams that support the elevated roadway, is approximately 55 feet wide (17 meters). The highway above measures 90 feet wide (27 metres).

To accommodate the expansion and contraction of the concrete deck, each column splits into two thinner, more flexible columns below the roadway, forming an A-frame above deck level.