PUBLIC LAW 102-240--DEC. 18, 1991 105 STAT. 1967 (f) CONFORMING AMENDMENT TO SECTION 156.— Section 156 of such title is amended by striking "States shall" and inserting "Subject to 23 USC 156. section 142(f), States shall". SEC. 1028. BRIDGE PROGRAM. | (a) INVENTORY OF INDIAN RESERVATION AND PARK BRIDGES. —Section 144(c) of title 23, United States Code, is amended by adding at the end the following new paragraph: " (3) INVENTORY OF INDIAN RESERVATION AND PARK BRIDGES.— As part of the activities carried out under paragraph (1), the Secretary, in consultation with the Secretary of the Interior, shall (A) inventory all those highway bridges on Indian reservation roads and park roads which are bridges over waterways, other topographical barriers, other highways, and railroads, (B) classify them according to serviceability, safety, and essentiality for public use, (C) based on the classification, assign each a priority for replacement or rehabilitation, and (D) determine the cost of replacing each such bridge with a comparable facility or of rehabilitating such bridge.". (b) BRIDGE STRUCTURE PAINTING AND ACETATE APPLICATION. — Section 144(d) of such title is amended— (1) by inserting after the first sentence the following new sentence: "Whenever any State makes application to the Secretary for assistance in painting and seismic retrofit, or apply- ing calcium magnesium acetate to, the structure of a highway bridge, the Secretary may approve Federal participation in the painting or seismic retrofit of, or application of such acetate to, such structure."; and (2) by inserting after "projects" the first place it appears in the last sentence the following: "(other than projects for bridge structure painting or seismic retrofit or application of such acetate)". (c) FEDERAL SHARE.—Section 144(f) of such title is amended by striking "highway bridge replaced or rehabilitated" and inserting "project". (d) DISCRETIONARY BRIDGE PROGRAM.— Section 144(g)(1) of such title is amended to read as follows: " (1) DISCRETIONARY BRIDGE PROGRAM. — Of the amounts authorized for each of fiscal years 1992, 1993, 1994, 1995, 1996, and 1997 by section 103 of the Intermodal Surface Transportation Efficiency Act of 1991, all but $57,000,000 in the case of fiscal year 1992, $68,000,000 in the case of fiscal years 1993 and 1994, and $69,000,000 in the case of fiscal years 1995, 1996, and 1997 shall be apportioned as provided in subsection (e) of this section. $49,000,000 in the case of fiscal year 1992, $59,500,000 in the case of fiscal years 1993 and 1994, and $60,500,000 in the case of fiscal years 1995, 1996, and 1997 of the amount authorized for each of such fiscal years shall be available for obligation on the date of each such apportionment in the same manner and to the same extent as the sums apportioned on such date, except that the obligation of $49,000,000 in the case of fiscal year 1992, $59,500,000 in the case of fiscal years 1993 and 1994, and $60,500,000 in the case of fiscal years 1995, 1996, and 1997 shall be at the discretion of the Secretary, and $8,500,000 per fiscal year ($8,000,000 in the case of fiscal year 1992) of the amount authorized for each of such fiscal years shall be available in accordance with section 1039 of the Intermodal Surface
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