Feature category: 2. Transport infrastructure
Feature type:
(with ordinal number)
2.14 TUNNEL (TUNEL)
Feature type code: aq130
Feature definition:

A feature enabling road or rail route to overcome natural obstacles by transferring below ground level.
Geometric determination of the feature: point
Positional accuracy: mp = 2,0 m
Geometric data source:
aerial survey photos, orthophoto, Správa železnic, s. o., field recognition,
Descriptive data source:
ŘSD ČR, SDB, Správa železnic, s. o., Geonames
A t t r i b u t e s :
Attribute name Data type Attribute subject Attribute values Code list
SILNICE VARCHAR2(8) designation of registered transport route axxxxxbc
see objekt 2.01 atribut SILNICE
IDENT_OBJ VARCHAR2(14) number of building feature on registered transport route xxxxxx_-zzzklm
see objekt 2.08 atribut IDENT_OBJ
KOD_ZELEZ VARCHAR2(6) designation of the track and definition section of the railway xxxxyy
see objekt 2.17 atribut KOD_ZELEZ
DEL_TUNELU NUMBER(6,2) tunnel length in metres to two decimal place
-1 ... length not found out
VOL_SIRKA1 NUMBER(6,2) free width in metres to two decimal places
-1 ... width not found out
VOL_VYSKA1 NUMBER(6,2) free height in metres to two decimal places
-1 ... height not found out
URL VARCHAR2(256) URL link that allows to display directly information about the feature kept by the ŘSD ČR
JMENO VARCHAR2(100) name transferred from Geonames
FID_ZBG VARCHAR2(40) unique feature identifier in ZABAGED®
S i z e   r e s t r i c t i o n s :
without restriction
E x a m p l e s :
Příklad
Feature illustration; photo: ZÚ archives
Příklad
Feature illustration; photo: ZÚ archives
Příklad
Feature illustration; photo: ZÚ archives
F e a t u r e   h i s t o r y :
2016-04-01: JMENO - attribute data type changed (VARCHAR2(80) -> VARCHAR2(100))
Extended web version updated to : 20.05.2022
Contact : Content: Milada Javůrková | e-mail: Milada.Javurkova@cuzk.cz | Phone: +420 284 041 699 | Technical Solution: Antonín Bačo | e-mail: Antonin.Baco@cuzk.cz | Phone: +420 284 041 677