Title

Murray river lidar MGA zone 55 

Time period

2022-10-122022-10-12 

Code

MGA Zone 55 GDA2020 

Title

LAZ 1.4 (Compressed LAS) 

Topic category

• Elevation

Use limitation

Departmental 

Classification

Limited Distribution  

Description

Various sources of data from NSW Spatial Services. All tiles have their own metadata record. LiDAR tiles have not been restransformed and are in 28354, 28355, 7854, 7855. DEM tiles that were in 28354, 28355 have been transformed to 7854 and 7855. 

Classification

Unclassified  

Attribute Quality

Positional Accuracy

Conceptual Consistency

Missing Data

Comments

Data is complete except a minor 1.5m gap between the Wentworth blocks. One was captured using a GDA94 tile index, one with a GDA2020 index. 

Excess Data

Platform Type

Aerial  

Assembly

Single  

Tile Size

2 km  

Scan Rate (Hz)

0Hz  

Scan Frequency (kHz)

0kHz  

Footprint Size (m)

0.30000001m  

Point Density Actual (pts/m2)

2points/m2  

Point Spacing Actual (pts/m)

2points/m2  

Ellipsoid Provided

0 

Ellipsoid Vertical Datum

GRS80 Ellipsoidal (ITRF2008)  

Geoid Vertical Datum

AUSGEOID2020  

Additional Adjustments

Some LiDAR datasets are in GDA94. Scan Rate and frequency unkown. 

Class Level

2 

Classification

Class Level	Class 0 - Unclassified	Class 1 - Default	Class 2 - Ground	Class 3 - Low Vegetation	Class 4 - Medium Vegetation	Class 5 - High Vegetation	Class 6 - Buildings/Structures	Class 7 - Low/High Points	Class 8 - Model Key Points	Class 9- Water	Class 10 - Bridge	Class 12 - Flightline Overlap Points
2	0	1	1	1	1	1	1	1	0	1	1	0