Oregon Revised Statutes Oregon Vehicle Code § 824.250

(1) Apportion the amount of such federal funds to payment of installation, reconstruction, or alteration costs; and

(2) Apportion the remaining costs of installation, reconstruction, alteration, and maintenance as provided by ORS 824.238 and 824.242 to 824.248; however, in a case where the federal fund assistance equals or exceeds 75 percent of the cost of installing, altering and reconstructing protective devices at an existing or relocated crossing, the remaining costs, except for maintenance costs, may be allocated entirely to the Grade Crossing Protection Account.