Section 217(e) of title 23, United States Code, is amended—
(1)
by striking In any case and inserting the following:
Text this section adds to the law
(1) In general.
In any case
; and
(2)
by adding at the end the following:
Text this section adds to the law
(2) Reasonable cost defined.
In this subsection, the term reasonable cost means that the safe accommodation of pedestrians or bicyclists described in paragraph (1) costs not more than 20 percent of the total cost of the replacement or rehabilitation of a highway bridge deck described in such paragraph.