For many remote communities, the only connection to the rest of the world is via the local airstrip. But before airplanes came into widespread commercial use, these populations had to go to even more extraordinary lengths to get the supplies they needed for survival.
Helicopter brownouts, or a dangerous loss of visibility due to particulate matter stirred up by takeoff and landing, pose a significant security threat to important passengers using this means of transport.
Brownout–or obstruction of pilot vision by dust–threatens passenger and pilot safety. Dust control on helipads is crucial for safe operations.
The Alaska DOT&PF operates almost 300 remote gravel runways for commercial, charter and private air traffic. One of the DOTs’ needs in operating these runways is to minimize the gradual loss of vital fines. These fines are one of the sources of fugitive dust that impacts the health of neighboring populations (e.g., U.S. EPA PM10 and PM2.5 requirements) and aircraft …