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ISO/CD 2001-02-14
©
ISO
Contents
1
SCOPE .............................................................................................................................1
2
NORMATIVE REFERENCE(S).........................................................................................3
2.1
O
THER REFERENCES
...........................................................................................................3
3
TERM(S) AND DEFINITION(S).........................................................................................5
3.1
G
ENERAL TERMS
.................................................................................................................5
3.2
M
ATHEMATICAL TERMS
........................................................................................................7
3.3
G
EODETICAL TERMS
............................................................................................................8
3.4
GDF T
ERMS
........................................................................................................................9
4
SYMBOLS (AND ABBREVIATED TERMS) ...................................................................11
5
OVERALL CONCEPTUAL DATA MODEL.....................................................................13
5.1
D
ATA
M
ODELS IN
GDF ...................................................................................................... 13
5.2
T
HE OVERALL
D
ATA
M
ODEL OF
GDF: T
HE
F
EATURE
M
ODEL
...............................................14
5.2.1
L
EVELS IN
GDF .................................................................................................................15
5.2.2
G
RAPH TOPOLOGY SUPPORTED BY THE STANDARD
. .............................................................15
5.3
T
HE BASIC BUILDING BLOCKS OF TOPOLOGICAL FEATURES IN A
GDF: N
ODES
, E
DGES AND
F
ACES
..............................................................................................................................19
5.4
T
HE BASIC BUILDING BLOCKS OF NON
-
EXPLICIT TOPOLOGICAL FEATURES IN A
GDF: D
OTS
,
P
OLYLINES AND
P
OLYGONS
...............................................................................................20
5.5
T
HE
A
TTRIBUTE
M
ODEL
.....................................................................................................21
5.6
T
HE
R
ELATIONSHIP
M
ODEL
................................................................................................22
5.7
T
HE
F
EATURE
R
EPRESENTATION
S
CHEME
..........................................................................23
5.8
D
ATA
M
ANAGEMENT
..........................................................................................................24
6
FEATURE CATALOGUE................................................................................................25
6.1
G
ENERIC
S
PECIFICATIONS
.................................................................................................25
6.1.1
F
EATURES AND
F
EATURE
T
HEMES
......................................................................................25
6.1.2
F
EATURE
C
LASS
C
ODES
....................................................................................................25
6.1.3
S
IMPLE AND
C
OMPLEX
F
EATURES
.......................................................................................25
6.1.4
F
EATURE HIERARCHY
.........................................................................................................25
6.1.5
D
ATA
M
ODEL FOR THE
F
EATURE
C
ATALOGUE
......................................................................25
6.1.6
U
SER
-
DEFINED
F
EATURES
..................................................................................................27
6.2
R
OADS AND
F
ERRIES
.........................................................................................................28
6.2.1
G
ENERAL
O
VERVIEW
.........................................................................................................28
6.2.2
A
DDRESS
A
REA
.................................................................................................................30
6.2.3
A
DDRESS
A
REA
B
OUNDARY
E
LEMENT
.................................................................................30
6.2.4
A
GGREGATED
W
AY
............................................................................................................30
6.2.5
E
NCLOSED
T
RAFFIC
A
REA
..................................................................................................30
6.2.6
F
ERRY
..............................................................................................................................31
6.2.7
F
ERRY
C
ONNECTION
..........................................................................................................31

©
ISO
ISO/CD 2001-02-14
6.2.8
I
NTERCHANGE
................................................................................................................... 32
6.2.9
I
NTERSECTION
.................................................................................................................. 32
6.2.10
J
UNCTION
......................................................................................................................... 32
6.2.11
R
OAD
............................................................................................................................... 34
6.2.12
R
OAD
E
LEMENT
................................................................................................................ 37
6.2.13
R
OUNDABOUT
................................................................................................................... 39
6.2.14
T
OPOLOGICAL RELATIONS BETWEEN
J
UNCTIONS
, R
OAD
E
LEMENTS
, E
NCLOSED
T
RAFFIC
A
REAS
, F
ERRY
C
ONNECTIONS AND
A
DDRESS
A
REAS
.......................................................... 40
6.3
A
DMINISTRATIVE
A
REAS
.................................................................................................... 43
6.3.1
G
ENERAL
O
VERVIEW
......................................................................................................... 43
6.3.2
A
DMINISTRATIVE
B
OUNDARY
E
LEMENT
............................................................................... 44
6.3.3
A
DMINISTRATIVE
B
OUNDARY
J
UNCTION
.............................................................................. 45
6.3.4
A
DMINISTRATIVE
P
LACE
A
TO
Z.......................................................................................... 46
6.3.5
C
OUNTRY
......................................................................................................................... 46
6.3.6
O
RDER
-1
TO
7 A
REAS
....................................................................................................... 46
6.3.7
O
RDER
-8 A
REA
................................................................................................................. 46
6.3.8
O
RDER
-9 A
REA
................................................................................................................. 46
6.3.9
S
UPRA
-N
ATIONAL
A
REA
..................................................................................................... 47
6.4
N
AMED
A
REAS
.................................................................................................................. 48
6.4.1
G
ENERAL
O
VERVIEW
......................................................................................................... 48
6.4.2
B
OUNDARY
E
LEMENT
........................................................................................................ 48
6.4.3
B
OUNDARY
J
UNCTION
........................................................................................................ 48
6.4.4
B
UILT
-
UP
A
REA
................................................................................................................. 48
6.4.5
C
ENSUS
D
ISTRICT
............................................................................................................. 49
6.4.6
E
LECTIVE
D
ISTRICT
........................................................................................................... 49
6.4.7
E
MERGENCY
M
EDICAL
D
ISPATCH
D
ISTRICT
........................................................................ 49
6.4.8
F
IRE
D
ISPATCH
D
ISTRICT
................................................................................................... 50
6.4.9
N
AMED
A
REA
.................................................................................................................... 50
6.4.10
P
HONE
D
ISTRICT
............................................................................................................... 50
6.4.11
P
OLICE
D
ISTRICT
............................................................................................................... 50
6.4.12
P
OSTAL
D
ISTRICT
.............................................................................................................. 50
6.4.13
S
CHOOL
D
ISTRICT
............................................................................................................. 50
6.5
L
AND
C
OVER
A
ND
U
SE
..................................................................................................... 51
6.5.1
G
ENERAL
O
VERVIEW
......................................................................................................... 51
6.5.2
B
UILDING
.......................................................................................................................... 51
6.5.3
A
RTIFICIAL
S
URFACE
......................................................................................................... 52
6.5.4
U
RBAN
F
ABRIC
.................................................................................................................. 52
6.5.5
C
ONTINUOUS
U
RBAN
F
ABRIC
............................................................................................. 53
6.5.6
D
ISCONTINUOUS
U
RBAN
F
ABRIC
........................................................................................ 53
6.5.7
I
NDUSTRIAL
, C
OMMERCIAL
A
ND
T
RANSPORT
U
NIT
.............................................................. 53
6.5.8
I
NDUSTRIAL
O
R
C
OMMERCIAL
U
NIT
.................................................................................... 54
6.5.9
R
OAD
A
ND
R
AIL
N
ETWORK
A
ND
A
SSOCIATED
L
AND
............................................................ 54
6.5.10
P
ORT
A
REA
....................................................................................................................... 54
6.5.11
A
IRPORT
........................................................................................................................... 55
6.5.12
M
INE
, D
UMP
A
ND
C
ONSTRUCTION
S
ITE
.............................................................................. 55
6.5.13
M
INERAL
E
XTRACTION
S
ITE
............................................................................................... 55
6.5.14
D
UMP
S
ITE
....................................................................................................................... 56
6.5.15
C
ONSTRUCTION
S
ITE
......................................................................................................... 56
6.5.16
A
RTIFICIAL
, N
ON
-A
GRICULTURAL
V
EGETATED
A
REA
............................................................ 56
6.5.17
G
REEN
U
RBAN
A
REA
......................................................................................................... 56
6.5.18
S
PORT
A
ND
L
EISURE
F
ACILITY
........................................................................................... 57
6.5.19
A
GRICULTURAL
A
REAS
...................................................................................................... 57
6.5.20
A
RABLE
L
AND
................................................................................................................... 57
6.5.21
N
ON
-I
RRIGATED
A
RABLE
L
AND
........................................................................................... 58
6.5.22
P
ERMANENTLY
I
RRIGATED
L
AND
........................................................................................ 58
6.5.23
R
ICE
F
IELD
....................................................................................................................... 58
6.5.24
P
ERMANENT
C
ROP
............................................................................................................ 59

ISO/CD 2001-02-14
©
ISO
6.5.25
V
INEYARD
.........................................................................................................................59
6.5.26
F
RUIT
T
REES
A
ND
B
ERRY
P
LANTATION
...............................................................................59
6.5.27
O
LIVE
G
ROVE
....................................................................................................................60
6.5.28
P
ASTURE AND
R
ANGELAND
................................................................................................60
6.5.29
P
ASTURE
...........................................................................................................................60
6.5.30
R
ANGELAND
......................................................................................................................61
6.5.31
H
ETEROGENEOUS
A
GRICULTURAL
A
REA
.............................................................................61
6.5.32
A
NNUAL
C
ROPS
A
SSOCIATED
W
ITH
P
ERMANENT
C
ROPS
.....................................................61
6.5.33
C
OMPLEX
C
ULTIVATION
P
ATTERN
.......................................................................................62
6.5.34
L
AND
P
RINCIPALLY
O
CCUPIED
B
Y
A
GRICULTURE
, W
ITH
S
IGNIFICANT
A
REA
O
F
N
ATURAL
V
EGETATION
......................................................................................................................62
6.5.35
A
GRO
-F
ORESTRY AREA
......................................................................................................62
6.5.36
F
OREST
A
ND
S
EMI
-N
ATURAL
A
REA
.....................................................................................62
6.5.37
F
ORESTS
...........................................................................................................................63
6.5.38
B
ROAD
-L
EAVED
F
OREST
....................................................................................................64
6.5.39
C
ONIFEROUS
F
OREST
........................................................................................................64
6.5.40
M
IXED
F
OREST
..................................................................................................................64
6.5.41
S
HRUB
A
ND
/O
R
H
ERBACEOUS
V
EGETATION
A
SSOCIATION
...................................................64
6.5.42
N
ATURAL
G
RASSLAND
........................................................................................................65
6.5.43
M
OORS
A
ND
H
EATHLAND
...................................................................................................65
6.5.44
S
CLEROPHYLLOUS VEGETATION
.........................................................................................65
6.5.45
T
RANSITIONAL
W
OODLAND
/S
HRUB
.....................................................................................66
6.5.46
O
PEN
S
PACE
W
ITH
L
ITTLE
O
R
N
O
V
EGETATION
..................................................................66
6.5.47
B
EACH
, D
UNE
A
ND
S
AND
P
LAIN
.........................................................................................67
6.5.48
B
ARE
R
OCK
.......................................................................................................................67
6.5.49
S
PARSELY
V
EGETATED
A
REA
.............................................................................................67
6.5.50
B
URNT
A
REA
.....................................................................................................................67
6.5.51
G
LACIER
A
ND
P
ERPETUAL
S
NOW
.......................................................................................67
6.5.52
W
ETLAND
..........................................................................................................................68
6.5.53
I
NLAND
W
ETLAND
..............................................................................................................68
6.5.54
I
NLAND
M
ARSH
..................................................................................................................69
6.5.55
P
EATBOG
..........................................................................................................................69
6.5.56
F
ORESTED
W
ETLAND
.........................................................................................................69
6.5.57
C
OASTAL
W
ETLAND
...........................................................................................................69
6.5.58
S
ALT MARSH
......................................................................................................................70
6.5.59
S
ALINE
..............................................................................................................................70
6.5.60
I
NTERTIDAL FLAT
................................................................................................................70
6.5.61
I
SLAND
..............................................................................................................................71
6.6
S
TRUCTURES
....................................................................................................................72
6.6.1
G
ENERAL
O
VERVIEW
.........................................................................................................72
6.6.2
S
TRUCTURE
......................................................................................................................72
6.7
R
AILWAYS
.........................................................................................................................73
6.7.1
G
ENERAL
O
VERVIEW
.........................................................................................................73
6.7.2
R
AILWAY
E
LEMENT
............................................................................................................73
6.7.3
R
AILWAY
E
LEMENT
J
UNCTION
.............................................................................................73
6.8
W
ATERWAYS
.....................................................................................................................74
6.8.1
G
ENERAL
O
VERVIEW
.........................................................................................................74
6.8.2
C
ANAL
..............................................................................................................................74
6.8.3
C
OASTAL
L
AGOON
.............................................................................................................75
6.8.4
E
STUARY
...........................................................................................................................75
6.8.5
I
NLAND
W
ATER
..................................................................................................................75
6.8.6
L
AKE
.................................................................................................................................75
6.8.7
M
ARINE
W
ATER
.................................................................................................................75
6.8.8
R
ESERVOIR
.......................................................................................................................76
6.8.9
R
IVER
...............................................................................................................................76
6.8.10
S
EA
A
ND
O
CEAN
...............................................................................................................76
6.8.11
W
ATER
B
ODY
....................................................................................................................76
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