A303 Stonehenge - Ilminster
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Scheme Outline
Upgrade of all the remaining single-carriageway sections of A303 between the associated works at Stonehenge and the Horton Roundabout at Ilminster. The new dual carriageway sections will be grade-separated and built to dual two-lane standard. From Ilminster, a decision is yet to be made whether to dual the A303 or A358 to reach the M5.
Timeline
- 2000
- Exeter to Honiton section of A30 upgraded to near motorway standard.
- 2002
- Department for Transport announces dualling as part of new £5.5bn package of national highway improvements.
Project Statistics
- Cost
- £130m
- Finance
- Central Government
- Estimated completion of works
- Unknown
- Length of works
- 10 miles
If you know more
If you have more details on this scheme - a correction to the information shown here or an update on the progress of works - please click here and share your knowledge.
With thanks to Paul Rowntree for information on this page.

