Research and analysis

Transport modelling and appraisal

External research reports contributing to the evidence base on transport modelling and appraisal methods.

Documents

Details

These reports do not change the current guidance in Transport Analysis Guidance (TAG). They may inform future changes to guidance with further research. The reports cover:

  • valuation of landscape impacts of transport interventions using an ecosystems services approach
  • production of emission curves for use in the National Transport Model and TAG
  • a review of the methods for use with non-conventional ICE and ultra-low emissions vehicles
  • congestion dependent values of time in transport modelling
  • economic benefits of strategic roads
  • GDP and welfare impacts

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Published 12 August 2019