GovWire

Guidance: TAG unit M4 forecasting and uncertainty

Department For Transport

April 19
08:43 2023

TAG unit M4 forecasting and uncertainty

This file may not be suitable for users of assistive technology.

Request an accessible format.
If you use assistive technology (such as a screen reader) and need aversion of this document in a more accessible format, please email webmasterdft@dft.gov.uk.Please tell us what format you need. It will help us if you say what assistive technology you use.

Forthcoming change: spring 2023 data book and guidance updates

Forthcoming change: accounting for COVID-19 in transport modelling

Forthcoming change: high and low growth scenarios and awareness of future updates

Details

This document gives guidance on the analysis of forecasting and uncertainty in transport appraisals.

The guidance is supplemented by the Uncertainty Toolkit.

The previous version of this guidance was released in May 2019.

TAG provides information on the role of transport modelling and appraisal, and how the transport appraisal process supports the development of investment decisions to support a business case.

Published 31 May 2019
Last updated 19 April 2023 +show all updates
  1. Added forthcoming change: spring 2023 data book and guidance updates.

  2. Added forthcoming change: accounting for COVID-19 in transport modelling.

  3. TAG unit M4 forecasting and uncertainty updated.

  4. Forthcoming change to guidance note added, giving details of updates to be made in November 2022.

  5. First published.

Related Articles

Comments

  1. We don't have any comments for this article yet. Why not join in and start a discussion.

Write a Comment

Your name:
Your email:
Comments:

Post my comment

Recent Comments

Follow Us on Twitter

Share This


Enjoyed this? Why not share it with others if you've found it useful by using one of the tools below: