OS 50K Symbols - Water features

Creative Commons Licence [Some Rights Reserved]   Text © Copyright August 2007, David Hawgood; licensed for re-use under a Creative Commons Licence.
Images also under a similar Creative Commons Licence.


This is one of a series of articles which give photographs of features on the ground which have standard symbols
on Ordnance Survey 1:50,000 maps, with map extracts showing the symbols. On the maps a blue circle is on or near
the symbol. Use the mouse to move the pointer over the blue circle on a map to hide it.
Click on a thumbnail to see a page with a larger photo, other photo details, and a larger section of the
1:50,000 Ordnance Survey map.
The article Ordnance Survey Map SymbolsExternal link
gives an introduction, and links to others in the set of articles.


Marsh or salting

Marsh SN1101 : Bridge on B4318 over stream through marshland
SN1101 : Bridge on B4318 over stream through marshland by Jennifer Luther Thomas [smallmap SN 1110 0085]
Salting SS8847 : Porlock Saltings
SS8847 : Porlock Saltings by Hugh Venables [smallmap SS 8845 4795]
(also NO1919 : Downstream from Cairnie Pier, reed beds on mud)
NO1919 : Downstream from Cairnie Pier by Lis Burke [smallmap NO 1990 1910]

River


NZ0914 : River Tees From Mortham
NZ0914 : River Tees From Mortham by Mick Garratt [smallmap NZ 0945 1445]

Lake

NY2031 : Bassenthwaite Lake & Skiddaw
NY2031 : Bassenthwaite Lake & Skiddaw by Douglas Gemmell [smallmap NY 2049 3185]

Weir

SO9946 : River Avon at Fladbury
SO9946 : River Avon at Fladbury by Jennifer Luther Thomas [smallmap SO 9975 4605]

Footbridge

TQ5144 : Footbridge over the River Eden near Penshurst
TQ5144 : Footbridge over the River Eden near Penshurst by Nikki Mahadevan [smallmap TQ 5165 4455]

Bridge

ST6172 : River Avon, New Brislington Bridge
ST6172 : River Avon,  New Brislington Bridge by Pierre Terre [smallmap ST 6165 7265]

Normal tidal limit

NO1026 : View across the Tay The "symbol" is in fact the end of the line along the river bank showing high water mark
NO1026 : View across the Tay by Lis Burke [smallmap NO 1039 2655]

Ford

NH8638 : Grouse Beaters cross a ford on the River Findhorn. (with word "Ford"; symbol can be dashed or continuous lines with blue of water showing through)
This does not seem to be consistent; some fords have the word "ford", others don't have the word "ford".
NH8638 : Grouse Beaters cross a ford on the River  Findhorn. by Des Colhoun [smallmap NH 8600 3805]

Canal

NS8679 : Union Canal
NS8679 : Union Canal by Michel Van den Berghe [smallmap NS 8665 7945]

Aqueduct

SP1660 : Edstone Aqueduct
SP1660 : Edstone Aqueduct by Nigel Mykura [smallmap SP 162 609] Here as in the OS key the aqueduct has a symbol like that for a railway viaduct. For an aqueduct with a symbol like a bridge see SJ3529 : The New Perry aqueduct on the Montgomery Canal.

Towpath

NR8091 : Crinan Canal and Towpath Symbol shown on OS key is the same as a footpath
NR8091 : Crinan Canal and Towpath by Mick Garratt [smallmap NR 8090 9185]
SO8583 : Towpath at Dunsley Though not indicated in the OS key, the towpath may also be shown with a public right of way symbol if appropriate - a footpath in this case.
SO8583 : Towpath at Dunsley by Gordon Griffiths [smallmap SO 8545 8320]

Lock

NS8981 : Lock at Bankside
NS8981 : Lock at Bankside by David Kitching [smallmap NS 8970 8140]

Canal tunnel

SP6484 : Husbands Bosworth Tunnel (symbol not shown on OS key, it is same as road or rail tunnel)
SP6484 : Husbands Bosworth Tunnel by Paul Huntley [smallmap SP 6419 8486]

Dry canal

SK6735 : The Grantham Canal at Cropwell Bishop, Nottinghamshire
SK6735 : The Grantham Canal at Cropwell Bishop, Nottinghamshire by Kate Jewell [smallmap SK 6785 3529]

Slopes

NZ4444 : Coastal Path near Easington Colliery
NZ4444 : Coastal Path near Easington Colliery by Chris Heaton [smallmap NZ 4430 4475]
SX4348 : South Coast of Rame Peninsula
SX4348 : South Coast of Rame Peninsula by BB [smallmap SX 4345 4885]

Cliff

SS6086 : Snaple Point looking West
SS6086 : Snaple Point looking West by Jennifer Luther Thomas [smallmap SS 6045 8692]

Flat rock

HY4853 : Dull Flag
HY4853 : Dull Flag by Lis Burke [smallmap HY 4885 5305]

Shingle

HY2904 : Low tide in Clestrain Sound
HY2904 : Low tide in Clestrain Sound by Lis Burke [smallmap HY 2975 0485]

Lighthouses

(in use)
HY7855 : North Ronaldsay lighthouse and communications tower
HY7855 : North Ronaldsay lighthouse and communications tower by Lis Burke [smallmap HY 7840 5604]
(disused)
TM2530 : Disused lighthouse, Dovercourt, Essex
TM2530 : Disused lighthouse, Dovercourt, Essex by Peter Jordan [smallmap TM 2525 3095]

Beacon

SX2150 : Polperro: beacon
SX2150 : Polperro: beacon by Chris Downer [smallmap SX 2130 5092]

High water mark

SD2708 : Formby beach
SD2708 : Formby beach by Tom Pennington [smallmap SD 2705 0805]

Low water mark

SS6389 : The tide is turning
Although it is included in the OS list of symbols, there isn't an actual symbol -
it is shown by blue sea one side and one of the types of land, sand, mud or marsh the other side.
SS6389 : The tide is turning by Jennifer Luther Thomas [smallmap SS 6295 8975]

Sand

(below high water)
HY6739 : Peedie Sea, Sanday
HY6739 : Peedie Sea, Sanday by Lis Burke [smallmap HY 6765 3965]

Dunes

(above high water)
SD2809 : Behind the Foredunes
SD2809 : Behind the Foredunes by Gary Rogers [smallmap SD 2815 0995]

Mud

NO1919 : Downstream from Cairnie Pier
NO1919 : Downstream from Cairnie Pier by Lis Burke [smallmap NO 1975 1915]
KML
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