2 quotes about substructure follow in order of popularity. Be sure to bookmark and share your favorites!

The substructure is in fair condition. People shouldn't have misgivings about that.

Chuck Davies

We're looking at any adjacent box-beam structures with a bituminous deck and a condition rating of structurally deficient in any one of three categories--the deck, superstructure [beams] and substructure [piers and back walls].

Gary Hoffman