Guidelines for Using Economic Factors and Maintenance Costs in Life-Cycle Cost Analysis
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1997-08-30
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Edition:Final Report: May 1996 to August 1997
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Abstract:The ability to preserve the investment in the pavement infrastructure is dependent on an agency's ability to project maintenance and rehabilitation needs and select treatments that address existing deficiencies through cost-effective solutions. A life-cycle cost analysis (LCCA) is a tool used by transportation agencies to better estimate the costs involved in pavement maintenance and rehabilitation (M&R) programs. LCCA is important to transportation agencies because it permits the economic assessment of different rehabilitation alternatives based on an analysis of all significant costs expected over the economic life of each alternative in equivalent dollars. LCCA is used by the SDDOT at two levels. At the network level, LCCA is an important component of a multi-year analysis used in the Department's pavement management system through the calculation of benefits and costs associated with each feasible strategy. At the project level, a LCCA is used by the SDDOT to select the most appropriate pavement type for newly designed pavements. In 1996, the SDDOT initiated a research effort to improve the LCC activities used in the State's enhanced pavement management system and in the project selection process that recommends specific pavement treatments at the project level. The primary objective of the research effort was to develop overall guidelines to improve the accuracy of LCC projections while specifically addressing economic analysis and maintenance cost projection problems identified by the Department. This report documents the results of the research effort.
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Main Document Checksum:urn:sha-512:9f8ac5f7d0e5c86f1c81544f98ac81e79c63f609cba8dab2422b61d170e8af0c847b4e43ae028e5431f6e094066dffd83f0ee24dc4c8dae26c6223508bc8c497