The M25 goes round Greater London from Dartford to Aveley via St Albans . Contrary to popular belief the M25 is not a full loop, but is broken by the Section from J30 to J2 across the Thames at Dartford which is a A Road, the A282, over the Dartford Crossing south bound (clockwise) and Through the Dartford tunnels North bound
Junctions and service areas[]
- Junction 1A (on A282): Greenhithe, Dartford (North).
- Junction 1B (on A282): Dartford.
- Junction 2: (Start of Motorway) Gravesend, A2.
- Junction 3: Swanley, M20.
- Junction 4: Orpington, Bromley.
- Junction 5: Sevenoaks, M26.
- Service Station: Clacket Lane Service Station.
- Junction 6: Caterham.
- Junction 7: M23.
- Junction 8: Reigate, Redhill.
- Junction 9: Leatherhead, Epsom.
- Service Station: Cobham Service Station.
- Junction 10: Guildford, Woking, A3.
- Junction 11: Chertsey.
- Junction 12: M3.
- Junction 13: Staines, Egham.
- Junction 14: London Heathrow Airport - Terminal 4, 5 & Cargo.
- Junction 15: London Heathrow Airport - Terminal 2 & 3, M4.
- Junction 16: M40.
- Junction 17: Rickmansworth (South).
- Junction 18: Amersham, Chorleywood, Rickmansworth.
- Junction 19: Watford.
- Junction 20: Hemel Hempstead, A41.
- Junction 21: M1.
- Junction 21A: St Albans.(Chiswell Green)
- Junction 22: St Albans (London Conley,Conley Heath)
- Junction 23: Borehamwood, A1(M).
- Service Station: South Mimms Service Station.
- Junction 24: Potters Bar.
- Junction 25: Enfield, Cheshunt, A10.
- Section in a Tunnel.
- Junction 26: Waltham Abbey.
- Section in a Tunnel.
- Junction 27: M11.
- Junction 28: Brentwood, Romford, A12.
- Junction 29: Romford, Basildon, Southend, A127.
- Junction 30: (End of Motorway) (A282) South Ockendon, Tilbury, A13.
- Junction 31: (is A282) Purfleet.
- Service Station: Thurrock Serivce Station.
Notable Structures & Junctions[]
(add any Bridges or interchanges that are of note)
- Queen Elizabeth II Bridge (A282) - Over River Thames.
- Dartford Tunnel (A282) - Under River Thames.
- Tunnel on the J25 to J26 section.
- Tunnel on the J26 to J27 section.
See also[]
- Toll roads
- TOTSO J5 Clockwise
| Motorways | |
|---|---|
| Single-digit motorways: | M1 • M2 • M3 • M4 • M5 • M6 • M8 • M9 |
| Two-digit motorways | M10 • M11 • M18 • M20 • M23 • M25 • M26 • M27 • M32 • M40 • M42 • M45 • M48 • M49 • M50 • M53 • M54 • M55 • M56 • M57 • M58
M60 • M61 • M62 • M65 • M66 • M67 • M69 • M73 • M74 • M77 • M80 • M90 |
| Three-digit motorways | M180 • M181 • M271 • M275 • M602 • M606 • M621 • M876 • M898 |
| Converted A-roads | A1(M) • A3(M) • A38(M) • A48(M) • A57(M) • A58(M) • A64(M) • A66(M) • A74(M) • A167(M) • A194(M) • A308(M) |