ST3400H Database Information

The ST3400H HeliTAWS database consists of four files for the following datasets: airports, geographic overlay (water bodies and roads), obstacles, and terrain.  

Current database revision dates as shown during startup:

Terrain Revision: 10-DEC-09

Obstacle Revision: 01-JUL-17

Airport Revision: 14-SEP-17 (Information from Jeppesen cycle 1709)

Overlay Revision: 01-JAN-13

Database updates are available on a yearly subscription basis. Please contact Sandel to order and download an update. 

WireWatch® Transmission Line Coverage Information

Currently, transmission line data is available the United States, Canada and New Zealand. This data is updated as part of the obstacle database file. 

icon HeliTAWS Transmission Line Coverage - USA and Canada (721 kB)