(a) There are three classifications for the purpose of assessing bridge condition. They are:
(1) Percentage of NHS bridges classified as in Good condition;
(2) Percentage of NHS bridges classified as in Fair condition; and
(3) Percentage of NHS bridges classified as in Poor condition.
(b) [Reserved]
(c) To carry out the NHPP, two of the three classifications are performance measures for State DOTs to use to assess bridge condition on the NHS. They are:
(1) Percentage of NHS bridges classified as in Good condition; and
(2) Percentage of NHS bridges classified as in Poor condition.
(d) Determination of Good and Poor conditions are described in §490.409.