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Construction Timeline

When the various parts of the M40 were built, listed in chronological order.

Open Jct Section
1967 J4-5 Handycross → Stokenchurch
1969 J2*-4 Holtspur Temporary Terminal → Handycross
1971 J2-2* Beaconsfield Bypass
1973 J1-2 Gerrards Cross Bypass
1974 J5-8 Pitmore → Chilworth
1989 J15-M42 Longbridge → Umberslade
1991 J8-15 Waterstock → Longbridge