Sound Source Verifications NCE has performed sound source verifications on systems ranging from airguns to boomers. Testing was performed using NCE’s Buoy Acoustic Measurement System (BAMS™) to characterize the acoustic output of these sources at close and long...
Washington State Ferries Underwater Noise Study NCE performed an underwater noise study for Washington State Ferries (WSF) which included the measurement of nine vessels representing all seven of WSF’s operating classes. The study quantified noise, potential impacts...
WETA Peralta Ferry The Peralta, a passenger ferry belonging to the San Francisco Bay Water Emergency Transportation Authority (WETA) fleet, had been experiencing high vibration levels in areas near the transom and cracking developed as a result. Multiple surveys had...
CVN and LHD Aircraft Carrier Noise Assessment High noise levels occur on aircraft carriers during flight operations. Noise levels on deck can be upwards of 150+ dB(A), and noise in many living and working spaces under the flight deck can be upwards of 100 dB(A). NCE...
OCEAN AGOR Acoustic design and construction support NCE provided complete acoustic design, construction support, and testing services for two Auxiliary General Oceanographic Research (AGOR) vessels: the R/V Armstrong and the R/V Sally Ride. This included the...
