References
- 2020 Asphalt Usage Survey for the United States and Canada. The Asphalt Institute, Lexington, KY.
- Williams, B.A., J.R. Willis, & Shacat, J. (2021). Annual Asphalt Pavement Industry Survey on Recycled Materials and Warm-Mix Asphalt Usage: 2020, 11th Annual Survey (IS 138). National Asphalt Pavement Association, Greenbelt, Maryland. doi:10.13140/RG.2.2.14846.46409.
- U.S. Department of Transportation, Federal Highway Administration, Center for Accelerating Innovation. Warm Mix Asphalt FAQs.
- Khare, P., Machesky, J., Soto, R., He, M., Presto, A.A., Gentner, D.R., Asphalt-related emissions are a major missing nontraditional source of secondary organic aerosol precursors. Science Advances, 6, 35, doi:10.1126/sciadv.abb9785.
- U.S. Department of Transportation, Federal Highway Administration, Functional System Length, Table HM-51 – Highways Statistics 2020.
- Annual Value of Private Nonresidential Construction Put in Place by State, 2008-2022, U.S. Census Bureau, 2023.
- Annual Value of State and Local Construction Put in Place by State, 2006-2022, U.S. Census Bureau, 2023.
- County Population Totals: 2020-2022, U.S. Census Bureau, 2023.
- Cutback Asphalt MSDS
|
Product Supplier
|
MSDS/SDS ID
|
|
Valero
|
2013V04
|
|
Asphalt Emulsion Industries
|
CUT-SDS-1
|
|
Martin Asphalt Company
|
Jan 2007
|
|
Mohawk Asphalt Emulsions
|
UN1999
|
|
Asphalt and Fuel Supply
|
211
|
|
Valero
|
211
|
|
Valero
|
210
|
|
Pollutant
|
Avg. Wght. Percent
|
Emission Factor [lb/ton]*
|
|
Naphtha
|
40
|
760
|
|
Naphthalene & PAH***
|
0.58
|
11.02
|
|
Toluene***
|
0.59
|
11.21
|
|
Xylene***
|
0.99
|
18.81
|
|
Benzene***
|
0.19
|
3.61
|
|
Ethylbenzene***
|
0.49
|
9.31
|
|
Hydrogen Sulfide***
|
0.09
|
1.71
|
|
Total VOC**
|
–
|
813.96
|
* = Assumes 95% volatilization
** = Excludes hydrogen sulfide (not organic)
*** = Is a Hazardous Air Pollutant
- Emulsified Asphalt MSDS
|
Product Supplier
|
MSDS/SDS ID
|
|
Marathon
|
0137MAR019
|
|
Marathon
|
0138MAR019
|
|
Asphalt Emulsion Industries
|
EMU-SDS-1
|
|
U.S. Oil and Refining Co.
|
951
|
|
Pollutant
|
Avg. Wght. Percent
|
Emission Factor [lb/ton]*
|
|
Naphtha
|
10
|
190
|
|
Naphthalene & PAH***
|
0.29
|
5.51
|
|
Hydrogen Sulfide***
|
0.09
|
1.71
|
|
Total VOC**
|
–
|
195.51
|
* = Assumes 95% volatilization
** = Excludes hydrogen sulfide (not organic)
*** = Is a Hazardous Air Pollutant