Grid six covers the south end of Baldock Bypass connecting to the A6141, Great North Road, London Road.

A new roundabout at the end of the existing short section of dual carriageway that leads to Baldock/Letchworth Gate A1(M) J9 will join the new Baldock bypass to the A6141.

The main works site offices and yard is also located next to the existing dual carriageway.

Grid Grid 1 A505, Royston Road. Mains diversion » cut Mains diversion » scrape Grid 2 A505, Royston Road, Wallington Road Mains diversion » cut Mains diversion » scrape Grid 3 A507, Clothall Road Mains diversion » cut Mains diversion » scrape Construction » gride three » bridge Construction » gride three » warren lane Grid 4 Cut and fill tunnel Grid 5 Chalk Hill, Hatch Lane Grid 6 A1(M), A6141, Great North Road, London Road