Grantham Southern Relief Road update

Grantham Bypass 27 July 2021

Installation of Phase Three bridge foundations to begin

What we achieved in August

Phase Two
  • Continued works to underside of new underpass
  • Completed earthworks near the old underpass
  • Continued drainage and ducting works / street lighting and signage installation across the entire site
  • Started safety barrier installation
  • Completed road surfacing up to the southbound slip road
  • Began surfacing, water channel installation and verge works / continue ducting, signage and street light installation on the A1
Phase Three
  • Installed below-ground embankment monitoring equipment / continue embankment construction / installed new haul road bridge / tested piling foundations on the west side of site
  • Continued bulk earthworks and rock processing on east side of site
  • Continued post-excavation archaeological reporting

What's happening in September

Phase Two
  • Continue works to underside of new underpass
  • Continue drainage and ducting works / street lighting and signage installation across the entire site
  • Continue safety barrier installation and begin verge works/fencing installation
  • Continue surfacing, water channel installation and verge works / continue ducting, signage and street light installation on the A1
Phase Three
  • Fill embankments up to the west embankment / carry out ground investigation works at the bridge piers / begin installation of foundational concrete columns for new bridge / began constructing the foundation for second temporary bridge on the west side of site
  • Construct reinforced embankment / continued rock processing / begin construction machinery crossing on east 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

Upcoming traffic restrictions and closures

  • Northbound A1 closure between Little Ponton and Harlaxton from Monday 6 to Friday 10 September, 8pm to 6am
  • Southbound A1 closure between Little Ponton and Harlaxton from Monday 13 to Friday 24 September, weeknights only, 8pm to 6am
  • Northbound A1 closure between Little Ponton and Harlaxton from Saturday 25 to Thursday 30 September, 8pm to 6am
  • Weekend closure of Whalebone Lane from the night of Friday 24 September to the night of Sunday 26 September for construction of a heavy plant crossing

Published: 1st September 2021