After the treated soil exits the rotary dryer, it enters a cooling conveyor where water is sprayed on the soil for cooling and dust control.
22.
The mines employ about 2, 000 workers who extract coal from primitive shafts that often lack ventilation, have no secondary escape routes and no dust control.
23.
Minister of Science, Technology and Environment, Yingphan Manasikarn, summoned 30 contractors to his office Wednesday to brief them on regulations about dust control at construction sites.
24.
Dust control measures such as planting grass and wetting the soil, and also limiting exposure to dust storms are advisable for residential areas in endemic regions.
25.
Bliss mixed the waste from Verona with oil and sold it to Times Beach and other communities for dust control for roads, stables and other areas.
26.
"We want to be clear to our citizens and the public that we are serious about dust control, " said Andy Kunasek, chairman of the Maricopa County Board of Supervisors.
27.
Upgrades to the site made sometime prior to 2007 include pathways for roof access, roof repairs, the installation of a dust control system, and the installation of a long-term monitoring system.
28.
The settlement included mitigation measures, such as dust controls, storm water retention, a visual landscape barrier, replanting 30 % of the property, and $ 1 million in payments to the town.
29.
"' Resperion "'is a company based in Scottsdale, Arizona that is involved in the creation and development of a variety of products used in road construction, soil stabilization, dust control, and natural paving alternatives.
30.
At the foot of the San Bernardino Mountains and in the midst of, as the sign along Foothill Boulevard says, a Dust Control Area ( soil disturbance permit required ), here is a ballpark.
