ZIAA ARCHIVE RECORDFIELD STATIONS
SITE-13siteVERIFIED RECORD
Gotthard Base Tunnel Acoustic Duct
STATION-ALPINE-DUCTSTATUS: PERIODIC_TESTING
Gotthard Base Tunnel Acoustic Duct
Location: Uri / Ticino, Switzerland · Coordinates: 46°31'00.0"N 8°42'00.0"E
CHANNELS
16 Transducers
FREQUENCY RANGE
0.2 Hz – 10.0 kHz
ESTABLISHED
2024
FOOTPRINT
1.5 km auxiliary cross-passage tunnel
FACILITY INFRASTRUCTURE OVERVIEW
An elongated subterranean acoustic waveguide used for studying one-dimensional planar sound propagation, low-frequency wave reflection, and boundary layer attenuation.
PUBLIC ACCESS & LISTENING PROTOCOL
Access restricted to scheduled maintenance windows.
DEPLOYED INSTRUMENTATION CLUSTER
- Line-Source Horn Drivers
- Calibrated SPL Array
- High-Precision Thermometers
- Ethernet Fiber Link