Gwynedd Council · Welsh council
Transport Statements and Assessments in Gwynedd
What transport evidence a Gwynedd planning application needs, the parking standards that apply, and the policies an assessment should address.
Which document do you need?
In Wales, Technical Advice Note 18: Transport sets out when a Transport Assessment is needed. Its Annex D suggests thresholds, which a council may vary locally.
Transport Statement
A shorter document for smaller schemes where transport issues are limited: access, parking, trips and sustainable travel.
Transport Assessment
A full assessment for larger schemes: trip generation, network impact, junction capacity and mitigation.
Parking standards
Policy TRA 2 of the Joint Local Development Plan asks that parking provision for all modes of transport is in accordance with the Councils' Parking Standards.
Source: Joint Local Development Plan, Policy TRA 2: Parking StandardsAdopted 31 July 2017Confirmed as the current standard on 13 November 2026
Policies your assessment should address
The transport policies of the development plan documents in the summary panel. A neighbourhood plan, or a plan for one part of Gwynedd, may also apply to your site.
Anglesey and Gwynedd Joint Local Development Plan 2011-2026
- PS 4Sustainable Transport, Development and Accessibility
- ISA 1Infrastructure Provision
- TRA 1Transport Network Developments
- TRA 2Parking Standards
- TRA 3Safeguarding Disused Railway Lines
- TRA 4Managing Transport Impacts
This page summarises adopted policy and links to the source documents. It is not legal advice: always confirm a figure against the adopted document before relying on it.