Historic Structure

Twerton Wood Tunnel West Portal (MLN110915)

Grade II*

A structure of special architectural or historic interest.

This historic structure is legally protected under the Planning (Listed Buildings and Conservation Areas) Act 1990. As a Grade II* listed building, it is considered particularly important and of more than special interest - representing the top 5.8% of listed buildings. It has been protected for 51 years.

Heritage Expansion

Listed during an era when the criteria for protection expanded to include more vernacular and industrial heritage.

Building Type

Historic Structure

Listed Since

5 August 1975

List Entry

1395143

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Location

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Nearby Development Sites

Nearby Listed Buildings

What is a Listed Building?

Listed buildings are structures of special architectural or historic interest, protected under the Planning (Listed Buildings and Conservation Areas) Act 1990.

  • Grade I: Exceptional interest (2.5%)
  • Grade II*: Particularly important (5.8%)
  • Grade II: Special interest (91.7%)