Guidance

WebTAG: TAG data book, December 2015

All appraisal and modelling values referred to in the transport analysis guidance (TAG).

This publication was withdrawn on

The updated version of this data book is TAG data book, July 2016.

Documents

TAG data book, December 2015

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TAG data book: forthcoming changes, Summer 2016

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Details

The Transport Analysis Guidance (TAG) data book includes all of the appraisal and modelling values referred to in the guidance in one workbook.

Forthcoming changes list all current approved changes to the data book.

The data book was updated in December 2015. Changes made to the data book are detailed in the data book’s audit sheet.

The previous version of this data book was TAG data book, November 2014.

WebTAG provides information on the role of transport modelling and appraisal, and how the transport appraisal process supports the development of investment decisions and business cases.

Published 23 December 2015
Last updated 1 July 2016 + show all updates
  1. Notice of forthcoming changes.
  2. First published.