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The ISOHDM Study Christopher R. Bennett Lead Transport Specialist The World Bank Sydney, Australia cbennett2@worldbank.org
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Some History De Weille 1966 Highway Cost Model 1971 Kenya Study 1971-75 HDM-II 1981 Caribbean Study – 1977-82 India Study – 1976-82 Brazil Study – 1975-84 HDM-III 1987 ISOHDM Study 1993-2002 HDM-4 2000
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ISOHDM Study Teams Chile (Concrete Pavements) University of Birmingham (Software) Finland South Africa ADB/Malaysia (Models) Japan Australia Sweden UK New Zealand France Core Supporting
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ISOHDM Achievements Models Software RUE SEE RDWE Models Knowledge Base
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ISOHDM Time Frame 1994 1997 1998 1999 2000 2001 2002 2004 Malaysia technical relationships study completed Other technical studies completed 1996 1993 2003 PIARC takes over leadership of implementation phase Launch Workshop in Birmingham, U.K. 2005 1995 HDM-4 v 1 software released Final HDM knowledge products released (7 volumes) HDM-4 v 2 software released (2.08 in 2013)
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Some Context …
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Vehicle Technology Has Changed 20% decrease in fuel consumption Source: US DOT: http://www.rita.dot.gov/bts/sites/rita.dot.gov.bts/files/publications/national_transportation_statistics/html/table_04_23.html
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Pavement Technology Has Changed Source: http://construction.trimble.com/products/paving-control/paving-control-for-asphalt-pavers
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Data Collection Has Changed Source: https://www.greenwood.dk/tsd.php
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We Are At A Juncture Source: www.askcherado.com
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Questions
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