7. October 1964
Technical and engineering innovation has been the hallmark of the project as demonstrated by stage one, 3,600ft stretch from Westgate roundabout to Claypit Lane which it was agreed should be built in a cutting and a tunnel.
8. August 1973
As the route passed through land owned by Leeds University and Leeds General Infirmary, the 1,200ft-long Westgate Tunnel section was built to such a strength the ground above could be developed.
9. October 1964
A coal seam up to 10ft thick in places was discovered during excavations. It was dug out separately and 2,000 tons delivered to the National Coal Board.
10. January 1967
Tthe first stage was complete and an estimated 10,000 people took the opportunity to walk along the route and take photographs before it was officially opened.
11. August 1969
A view - from Buslingthorpe Lane - of St. Clement's Church at Sheepscar with debris from the Leeds Inner Ring Road workings in the foreground.
12. December 1969
Work on stage two - then the biggest civic engineering project to take place in the city - was soon underway, extending the route from the Claypit Lane area through to York Road, crossing the Eastgate-Regent Street by flyover.