• From the A34 (Southbound) – Exit the A34 at the Milton Interchange Junction, the A4130 (A417) exit signposted Milton, Chilton, Didcot and Wantage. At the roundabout take the fourth exit signposted A4130 Wantage, Steventon, Drayton, Harwell. Follow this road for one and a half miles and continue straight on at the Rowstock roundabout onto the A4185. After about two miles turn right at the roundabout onto Fermi Avenue (signposted Harwell Oxford Business Centre, RAL, NRPB). Go straight across two mini roundabouts and the Rutherford Appleton Laboratory can be found on the left hand side after the Diamond Light Source building.
• From the A34 (Northbound) – Exit the A34 at Chilton Junction, branch left (signposted, Wantage), then merge onto the A4185. At the next roundabout take the 1st exit (signposted Harwell Business Centre, RAL, NRPB). Go straight across two mini roundabouts and the Rutherford Appleton Laboratory can be found on the left hand side after the Diamond Light Source building.
• From Heathrow Airport – Take the M4 motorway towards Slough, Reading and the West. Continue as far as junction 13 and then head North for about 8 miles on the A34 towards Oxford and follow the A34 directions given above.
• From Gatwick Airport – Take the M23 to London and Guildford. At junction 7/8 join the M25 to Heathrow and Watford. At junction 15, take the M4 towards Slough, Reading and the West, and continue to junction 13. Head North for about 8 miles on the A34 towards Oxford and follow the A34 directions given above.

Nearest rail station is Didcot, served by trains from London Paddington.

• Train Information – Rail timetable information (link opens in a new window)
  National Rail Enquiries – +44 (0)8457 48 49 50

The journey to the laboratory is approximately a 15-20 minute drive from Didcot train station and approximately a 35-40 minute journey from Oxford train station.

• Taxi guide (link opens in a new window)

• Reading Buses timetable (link opens in a new window)
• Stagecoach bus timetable (link opens in a new window)
• Thames Travel bus timetable (link opens in a new window)

In addition, information about buses from Heathrow and Gatwick airports is available on the Oxford Bus Company website (link opens in a new window).

Information on cycle routes, shelters, showers and changing facilities is available on the Harwell Bicycle Users Group website (link opens in a new window).