The A404 (M) is a motorway in Berkshire, England connecting the M4 in Maidenhead to Marlow and High Wycombe and the M40 via the A404. It is also known as the Maidenhead and Marlow Bypass. It starts near Holyport at the Holyport Interchange and ends near Woolley Green, just west of Maidenhead.
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The northbound end of the A404 (M) approaching Junction 9A
Junctions[]
(The A404 (M) follows the junction numbering system of the M4)
- Junction 8/9 - Start of A404 (M) motorway - (South Wales, Reading M4 (W), London, Windsor, Slough M4 (E), C. Maidenhead A308(M))
- Junction 9A - Cox Green, White Waltham
- Junction 9B - Reading, Maidenhead A4
- Junction 9B is the terminus, road continues as A404 to Marlow and High Wycombe, Oxford via the M40, and Henley via the A4130.