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Design Manual for Roads and Bridges: Volume 13

Economic Assessment of Road Schemes

Users of this guide for the computer program COBA (COst Benefit Analysis) should refer to the Department of Transport website for a version of this document that is updated at more regular intervals. Please click on the following hyperlink;

(Opens new window) http://www.dft.gov.uk/pgr/economics/software/coba11usermanual/

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Further Technical Documents

All the material previously located in the ‘Quick Links’ area of this page can now be found in the new ‘Further Further Technical Information’ section.