Dust palliatives are used to control fugitive dust originating from unpaved surfaces. There are dozens of types and brands of dust palliatives. The most common types range from plain water, surfactants, chlorides, synthetic polymers, vegetable oils (soybean oil, sugar beet oil), bentonite clays, lignosulfonates, paraffinic (mineral) oils, petroleum resins, engineered modified asphalt emulsions (Earthbind®), etc. Most dust control palliatives claim... read more »
Fugitive dust emanating from an unpaved road is widely known as being a costly nuisance. However, many people are not aware that the same small soil/aggregate particles responsible for the dust can also be a major source of stream sedimentation. This can be detrimental to adjacent trout and salmon streams. When heavy rains occur and flow over an unpaved road,... read more »
Unpaved roads are commonly seen in rural areas, remote locations, construction sites, and mining operations throughout the Pacific Northwest. These roadbeds often consist of various gravels, local rocks, sand, and small soil particles. When vehicles and equipment are moved across these unpaved roadbeds in dry conditions it can create a significant amount of dust. This can obscure vision, cause respiratory... read more »