Hierarchy
Description

Type of road/general description

Detailed description

Traffic flow (ADT)b

Lighting class

traffic routes

Classified road (A, B and C class) and unclassified urban bus route, carrying local traffic with frontage access and frequent junctions.

Urban areas (Zone E3)
These roads have 30 mph speed limits and very high levels of pedestrian activity with some crossing facilities including zebra crossings. On-street parking is generally unrestricted except for safety reasons.

≤7k
>7≤15k
>15k

ME3c
ME3b
ME2

Link road (residential and industrial)

Road linking between the main and secondary distribution network with frontage access and frequent junctions.

Urban areas (Zone E3)
These are residential or industrial inter-connecting roads with 30 mph speed limits, random pedestrian movements and uncontrolled parking.

Any (with normal pedestrian or cyclist traffic) a

S2

Any(with high pedestrian or cyclist traffic)a

S1