Bridges, tunnels, road barriers - height restrictions

Published by:
Greater London Authority
Last updated:
16 June 2025
Topic:
Not added
Licence:
None

Summary

This data set covers 877 structures within the Greater London boundary / M25 comprising of low bridges, tunnels and road barriers in a .csv file which will be updated annually.

It is available in our Roads data bucket under the folder /Bridges - restrictions.

The data contains the following variables:

Variable Description / value
Height restriction(m) • Up to 3.0
• Between 3.1 and 3.5
• Between 3.6 and 4.0
• Between 4.1 and 4.5
• Between 4.6 and 5.1
Height restriction (imperial) • Up to 9'10"
• Between 9'10" and 11'6"
• Between 11'9" and 13'0"
• Between 13'3" and 14'9"
• Between 15'0" and 16'6"
Easting X-coordinate
Northing y-coordinate
Grid Reference Grid reference value
Lat Latitude value
Lng Longitude value
Borough Borough name
Road name Road name
Road number Road Number
TLRN [Red route]? • Yes = restriction is located on TLRN
• No = sign is NOT located on TLRN
(TLRN = Transport for London Road Network Area = Red Route, road network controlled by TfL)
Comments Additional information

More from this publisher

All datasets from Greater London Authority

Search

Data links

Link to the data Format File added Data preview
height-restrictions-in-london.xlsx XLSX 09 June 2025 Not available

Additional information

View additional metadata
Harvest GUID
5f1a91d9-eee6-4687-be1a-400beb06f4c4
Source Metadata
XML
HTML

Contact

Enquiries

Contact Greater London Authority regarding this dataset

Freedom of Information (FOI) requests

Contact Greater London Authority regarding this dataset Freedom of information requests for this dataset