US / English
FR / Français
NL / Nederlands
DE / Deutsch
IT / Italiano
ES / Español
CN / 简体中文
PT / PortuguêsAssigning a Coordinate Reference System
Within GeoHECRAS, every data layer has its own coordinate reference system which is used to integrate it with other data layers...
Coordinate Reference Systems
10 ArticlesCustom Coordinate Reference Systems
GeoHECRAS provides support for custom projected coordinate reference systems. Select File | Map Coordinates from the ribbon menu to view...
Georeferencing a HEC‑RAS Model to a Map Location
When importing a HEC‑RAS model, the imported model will be assigned to a local coordinate reference system. If the project...
Georeferencing a HEC‑RAS Model to a River Alignment
This video tutorial shows you how to georeference a non-georeferenced HEC‑RAS model to a river alignment in real-world coordinates using...
Georeferencing Aerial Imagery that is Not Georeferenced
Georeferencing orthomosaic and other aerial imagery can have issues if no projection information is associated with the image file. When...
Google Mercator Coordinate Reference System
If projected coordinate reference system (CRS) has yet been assigned to the project, then assigning a base map layer (i.e., Hybrid...
Local Coordinate Reference Systems
When GeoHECRAS starts up, a new, empty project Map View is created using a local coordinate reference system. However, to...
Restoring a Map View Coordinate Reference System
After importing data that does not have an assigned coordinate reference system (CRS), the data will be displayed in its...
Setting Model Units (US/Metric)
GeoHECRAS fully supports both Metric (SI) and US units. Default Project Units The software will auto detect the country that the...
Supported Coordinate Reference Systems
There are two common types of coordinate reference systems (CRS) used in engineering: A geographical coordinate reference system uses latitude–longitude...
