A full list and description of every sign, line, shade, icon and symbol used on Ordnance Survey 1:25 maps.

Roads and paths
03:00 Motorways
03:31 Dual carriageways
03:53 Main roads (Primary road)
04:12 Secondary roads
04:31 Narrow roads with passing spaces
04:45 Road under construction
05:09 Road more than 4m wide
05:25 Road less than 4m wide
05:25 Gradient
06:19 Ferry
06:41 Path

Trains
07:04 Standard track
07:14 Single track line
07:20 Tram line and light rail system
07:51 Cutting, Tunnel and Embankment
08:13 Track / Road intersections: Over, Under Level crossing
08:25 Train Tube station and Siding

Public rights of way
08:51 Footpaths
09:23 Bridleways
09:55 Byways open to all traffic
10:19Restricted byways

Other Public Access
10:46 Other routes
11:12 Recreational Routes
11:35 National trails
Traffic Free Cycle Routes
12:02 Traffic free cycle routes
12:15 National Cycle Network Routes
12:29 Danger and Managed areas

Access Land in England and Wales
13:10 Open Access Land
13:53 Open Access Land in a wood / Forest
14:00 Open Access Land over Sand
14:07 The coastal margin

General features
14:28 Sand, Gravel and other pits and Landfill sites and spoil heaps
14:55 Electricity transmission lines
15:20 Solar Farms
15:38 Slopes
15:11 Places of worship (Church)
16:06 Triangulation pillar (trig point)
16:24 Broadcasting masts
16:32 Windmill
16:42 Wind Pumps & Wind Pumps
17:11 Buildings
17:22 Glasshouse / Large green house
17:30 Youth Hostels, other hotels and bunkhouse
17:46 Bus and Coach station
18:00 Lighthouses and beacons


Political and National Park boundaries.
18:34 National
18:49 County
18:53 Parishes have a line of dots separating them
18:58 Unitary Authority, London Boroughs, Metropolitan Districts
19:07 National Parks

Historical and Archaeological
19:20 Sites of Antiquity
19:40 Battle sites
19:52 Roman and nonRoman features
20:36 Tumulus (ancient burial mound)
20:57 Ancient earth works

Heights and natural features.
21:08 Shade colours water, mud or sand.
22:06 Spot Heights
22:28 Spot Heights in brackets
23:18 Contours
23:43 Cliffs
23:50 Outcrops
24:29 Scree
24:38 Loose rock
22:55 Boulders

Vegetation.
25:32 Coniferous trees
26:14 Deciduous trees
26:24 Coppice
26:36 Orchards.
26:42 Scrub (e.g. hawthorn)
26:53 Bracken, heathland or rough grassland
26:57 Marsh, reeds or saltings

27:06 Common Abbreviations

29:32 Current list of map Symbols