M25 motorway
Junctions
Data from driver location signs provide carriageway identifier information. The numbers on the signs are kilometres from a point near the River Thames, east of London, when travelling clockwise on the motorway.

M25 motorway

Section Title: Junctions
Table Section Text: Data from driver location signs provide carriageway identifier information. The numbers on the signs are kilometres from a point near the River Thames, east of London, when travelling clockwise on the motorway.

A282 – Dartford Crossing (Kent)(M25)

miles	km	Clockwise exits (A carriageway)	Junction	Anti-clockwise exits (B carriageway)	European Route

Dartford Crossing South Queen Elizabeth II Bridge (Toll)	River Thames	Dartford Crossing North Dartford Tunnels (Toll)	-

3.5	5.7	Erith A206	J1A	Erith A206, Swanscombe (A226)	-

4.7	7.5	Dartford A225	J1B	Exit via J2 – Dartford (A225)	-

M25 motorway – London Orbital

5.5	8.8	London (SE & C), Bexleyheath A2 (W), Canterbury (M2) A2 (E) Ebbsfleet International, Gillingham	J2	London (SE & C), Bexleyheath A2, Canterbury (M2), Dartford (A225) Ebbsfleet International, Bluewater, Gillingham Gillingham A2 Dover, Chnl Tnl (M20) M25(S) (M23) Rochester A2	-

8.7	14.0	-	J3	Maidstone, Channel Tunnel M20 London (SE & C), Lewisham A20

12.2	19.6	Bromley A21 Orpington A224	J4	Bromley, London (SE & C) A21 Orpington (A224) Hayes

16.3 16.4	26.2 26.4	Sevenoaks, Royal Tunbridge Wells, Hastings A21	J5	Maidstone, Channel Tunnel, Dover M26 (M20) Sevenoaks, Hastings A21

21.0	33.8	Clacket Lane services	Services	Clacket Lane services

25.8	41.6	East Grinstead, Eastbourne, Caterham, Godstone A22 Redhill, Westerham (A25)	J6	East Grinstead, Eastbourne, Caterham, Godstone A22 Redhill, Westerham (A25)

28.6	46.0	Gatwick Airport, Crawley, Brighton, Croydon M23	J7	Gatwick Airport, Crawley, Brighton, M23(S), Croydon M23(N)

31.9	51.4	London (S & SW), Reigate, Sutton A217 Kingston (A240)	J8	London (S & SW), Reigate, Sutton A217 Kingston (A240)

38.5 39.5	62.0 63.5	Leatherhead A243, Dorking, (A24)	J9	Leatherhead A243, Dorking (A24)

42.6 43.2	68.6 69.5	Cobham services	Services	Cobham services

45.0	72.4	London (SW & C), Guildford, Portsmouth A3	J10	London (SW & C), Guildford, Kingston A3

49.8	80.2	Chertsey A317, Woking A320	J11	Woking A320, Chertsey A317

52.1	83.8	Basingstoke, Southampton, Richmond M3	J12	Basingstoke, Southampton, Richmond M3

55.2	88.8	London (W & C), Hounslow, Staines A30	J13	London (W & C), Hounslow, Staines A30

57.0	91.8	Heathrow Airport (Terminals 4, 5 and Cargo) A3113	J14	Heathrow Airport (Terminals 4, 5 and Cargo) A3113

59.0	95.0	-	J15	The WEST, Slough, Reading M4(W) London (W & C), Heathrow Airport (Terminals 2 & 3) M4(E)	-

63.8	102.6	The NORTH, Birmingham, Oxford, Uxbridge, London (W & C) M40	J16	Birmingham, Oxford M40(W) Uxbridge, London (W & C) M40(E)	-

68.7	110.5	Rickmansworth, Maple Cross (A412)	J17	Rickmansworth, Maple Cross A412	-

69.9	112.5	Chorleywood, Amersham A404	J18	Chorleywood, Amersham A404	-

71.5	116.4	Watford A41	J19	Exit via J20 – Watford A41	-

73.5	118.2	Hemel Hempstead, Aylesbury A41	J20	Hemel Hempstead, Aylesbury, Watford A41	-

76.3	122.8	The North, Luton & Luton Airport M1	J21	The North, Luton & Luton Airport M1	-

76.9	123.7	-	J21A	St Albans A405 London (NW & C) (M1 (South))	-

80.6	129.7	London Colney A1081	J22	St Albans A1081	-

83.3	134.0	Hatfield A1(M), London (NW & C) A1, Barnet A1081 South Mimms services	J23	Hatfield A1(M), London (NW & C) A1, Barnet A1081 South Mimms services	-

85.9	138.2	Potters Bar A111	J24	Potters Bar A111	-

91.4	147.1	Enfield Town, Hertford A10	J25	Enfield, Hertford, London (N & C) A10	-

94.9	152.7	Waltham Abbey, Loughton A121	J26	Waltham Abbey, Loughton A121	-

99.2	159.7	London (NE & C), Stansted Airport, Harlow, Cambridge M11	J27	London (NE & C) M11(N), Stansted Airport, Harlow, Cambridge M11(S)	-

107.1	172.4	-	J28	Chelmsford, Romford A12 Brentwood A1023	-

109.9	176.8	Romford, Basildon, Southend A127	J29	Basildon, Southend, Romford A127	-

115.2	185.4	Tilbury, Thurrock, Lakeside A13(E), London (E & C) A13(W) Thurrock services	J30	London (E & C), Barking, Tilbury, Basildon, Dagenham, Rainham A13	-

A282 Road – Dartford Crossing

115.9	186.6	Exit via J30 – Purfleet (A1090), South Ockendon, Thurrock services A1306	J31	Thurrock (Lakeside), Thurrock services A1306, Purfleet (A1090), West Thurrock (A126)	-

Dartford Crossing South Queen Elizabeth II Bridge (Toll)	River Thames	Dartford Crossing North Dartford Tunnels (Toll)	-

Notes Distances in kilometres and carriageway identifiers are obtained from driver location signs/location marker posts. Where a junction spans several hundred metres and the data is available, both the start and finish values for the junction are shown.

1.000 mi = 1.609 km; 1.000 km = 0.621 mi Incomplete access Tolled

Sentence(s)

The M25, motorway A282 joins across the River Thames using the Dartford Crossing.

final_sentence: The M25, motorway A282 joins across the River Thames using the Dartford Crossing.