A421 Planned Roadworks: Closure & Delays at A421 southbound access from A428

Carriageway closures

A421 westbound Marsh Leys entry slip road closure

Road Network: A421 (West bound)

Affected Sectors:

  • Sector 1: A421 southbound access from A428

Status & Certainty: Scheduled Maintenance (Probable)

Restrictions: Mandatory compliance required.

Carriageway & Lane Capacity

  • Total Closed Lanes: 2
  • Lanes Remaining Open: 0

Schedule Window

  • Scheduled Start: 13/11/2026 at 21:00
  • Estimated Completion: 14/11/2026 at 05:00
  • Schedule data last synced/updated by National Highways on: 12/11/2026 at 12:43
Scroll to Top