Feature Type

Feature Type Name

Bathymetric break point

Synonyms

Definition

A sounding point where the sub-marine terrain surface is discontinued eg. at the edge of a cliff, or at a similar critical point.

Comments

Table Name

BATH_BREAK_PT

Australia's Implementation Table Names

BATH_BREAK_PT_PT

None entered in defining this feature type

The following have been used in categorising this feature type

Bathymetry
Oceanography

Code

Name

Definition

Data type

Values

UoM

Used by these Feature Types

1042

Dataset_Id

An unique identifier of the dataset the feature belongs to

Mandatory

number(4)

Types

1107

Interval_Value

The elevation difference between the lowest and highest part of the break line or break point

Mandatory

number(10,2)

metres

Types

1122

Max_Elevation

The elevation of the higher contour value, break line or break point. In the case of bathymetry, this is the deeper contour.

Mandatory

number(10,2)

metres

Types

1124

Method

Mandatory

character(50)

label	Definition
Airborne altimetric, surface barometric
Altimetric
Astronomical
Barometric	The use of an instrument to measure atmospheric pressure.
Differential levelling or trigonometrical
Digitising	Convert from a physical product into digital form
Geodetic satellite observation
GPS	Global Positioning System
Levelling
Other
Photogrammetric
Trigonometrical	Calculations are based on the relationships between the sides and the angles of triangles.
Unknown

Types

1150

Q_Info

An unique identifier pointing to additional data quality information not included in the metadata record.

Mandatory

number(5)

Types