A46 Dunholme/Welton Roundabout update – Reconstruction works on A46 now underway

Welton update February

Upcoming works include a new water mains, new kerbing, excavation of 1,000 tonnes of earth and further drainage works

What we achieved in January

  • Continued drainage works, including building new gullies and manholes
  • Prepared A46 for upcoming two-way lights by removing existing kerbs and gullies
  • Laid new section of shared footway/cycleway at Horncastle Lane
  • Constructed six environmentally-friendly sandbag headwalls
  • Continued to build shared footway/cycleway up Lincoln Road

What's happening in February

  • Commission new Anglian Water mains
  • Lay final 80m of kerbing for the new Lincoln Road
  • Excavate final 1,000 tonnes of earth for new ditches on Lincoln Road
  • Demolish and remove sections of A46 to allow the new roundabout approach to be constructed and the old concrete foundation to be removed
  • Lay new kerbs on the A46 from Horncastle Lane to the new roundabout
  • Continue drainage works, including building new gullies and manholes

Current/ongoing traffic restrictions and closures

  • Temporary 30mph speed limit on the A46
  • Night-time A46 closure, Mon-Fri from 7pm to 6am, for two weeks starting Monday 1 February:
    • Diversion via the A46 to Nettleham Roundabout then to the A46/A15 Riseholme Roundabout; then the A15 to Caenby Corner which joins the A15 and A631. Follow the A631 through to the A46. Then follow the A46 towards Dunholme and Welton, and vice versa
  • Full road closure of Lincoln Road Welton
    • Diversion via Honeyholes Lane / Ryland Road / Lincoln Road Dunholme / A46, and vice versa
  • Right-turn ban from A15 onto Heath Lane into Welton and from Heath Lane onto the A15
  • Temporary traffic signals on the A46 from 9:30am to 3:30pm (as required)
  • Full closure of Horncastle Lane, at its junction with the A46, from 20th January
    • Diversion via the A46 to Nettleham Roundabout then to the A46/A15 Riseholme Roundabout; then the A15 to the A15-A1500 Roundabout (which joins with the other end of Horncastle Lane), and vice versa

Upcoming traffic restrictions and closures

  • Temporary 24/7 traffic signals on the A46 from February 2021 to the end of the works

Published: 4th February 2021