Surface Transportation Amendments of 1984

[AI summary unavailable — showing source text] Surface Transportation Amendments of 1984 - Title I: - Approves the interstate highway cost estimate for FY 1985 and 1986 and the interstate substitute cost estimate for FY 1984 and 1985. Directs the Secretary of Transportation to adjust and reallocate the minimum allocation made on March 9, 1984, to reflect the apportionments made under this Act. Revises the procedures for releasing interstate construction funds and interstate substitute funds, including allowing the Secretary to release such funds without congressional approval. Decreases the Federal share payable for emergency relief funds for repair projects on the Federal-aid highway system and the Interstate System, unless such emergency repairs are to minimize damage, protect facilities, or restore essential traffic and are accomplished within 30 days after the occurrence. Provides for the funding of certain highway projects with interstate discretionary funds. Requires that a specified percentage of State withdrawal funds be available to the Secretary for State highway research and planning. Authorizes Federal matching funds for bridge replacement and rehabilitation for specified bridges not on the Federal-aid highway syste…