Grantham Southern Relief Road update – Additional night-time A1 closures underway

Grantham Southern Relief Road update

What we achieved in May and what we have planned for June.

Phase Two

  • Continued drainage and ducting works across the entire site
  • Excavated under the new underpass
  • Closed off and infilled the existing underpass
  • Carried out final bridge deck works and continue tying into the existing carriageway

Phase Three

  • Continued haul road construction on the west and east sides of site
  • Continued B1174 ramp works and piling platforms on the west side of site
  • Carry out drainage works to the west of the railway
  • Carried out bulk earthworks to the east side of site
  • Continued post-excavation archaeological reporting

What's happening in June

Phase Two

  • Continue drainage and ducting works across the entire site
  • Carry out works to underside of new underpass
  • Undertake earthworks near the old underpass
  • Begin street lighting and signage installation across the entire site
  • Road surfacing, lining, ducting and drainage works to the A1
  • Remove central reservation on the A1

Phase Three

  • Strip topsoil and continue bulk earthworks to the east side of site
  • Fill shoulders of site with core material to the east side of site
  • Continue haul works / carry out dig and replace works / continue installation of piling platforms / test pile installation to the west side of site
  • Continue post-excavation archaeological reporting

Current/ongoing traffic restrictions and closures

  • 50mph speed limit and narrowed lanes on the A1 between Harlaxton to Little Ponton
  • On-going lane closures on the B1174 roundabout until the end of the scheme
  • Southbound A1 closure between Little Ponton and Harlaxton from Wednesday 2 June to Tuesday 3 August, 8pm to 6am

Upcoming traffic restrictions and closures

  • Northbound A1 closure between Little Ponton and Harlaxton from Wednesday 4 August to Friday 10 September, 8pm to 6am
  • Southbound A1 closure between Little Ponton and Harlaxton from Monday 13 to Friday 17 September, 8pm to 6am
  • Northbound A1 closure between Little Ponton and Harlaxton from Monday 20 to Friday 24 September, 8pm to 6am

Published: 1st June 2021