“ Many state departments of transportation and federal agencies now include sustainability metrics in bid evaluations, and the use of WMA can help contractors meet LEED credits or other green infrastructure requirements.”
longer haul times and wider paving windows, which can be especially beneficial in regions with cooler climates or heavy traffic constraints.
Another advantage is the improved compaction achieved with WMA. Since the material remains workable longer, contractors can achieve optimal density with less effort— leading to stronger, longer-lasting pavements with fewer air voids.
Economic and Competitive Advantages
Beyond its environmental and performance benefits, WMA also makes good business sense. Lower production temperatures reduce fuel costs and wear on plant equipment, extending machinery life and lowering maintenance expenses. The improved compaction and extended paving season can also increase productivity, allowing contractors to complete projects faster and with fewer delays. Importantly, the growing emphasis on sustainable construction gives contractors who adopt warm-mix technologies a competitive edge. Many state departments of transportation and federal agencies now include sustainability metrics in bid evaluations, and the use of WMA can help contractors meet LEED credits or other green infrastructure requirements.
WMA represents one of the most significant innovations in paving over the past two decades. By reducing energy use and emissions, improving working conditions and maintaining high performance standards, it aligns economic efficiency with environmental responsibility. For contractors, adopting WMA isn’ t just about keeping up with regulatory trends— it’ s about leading the industry toward a more sustainable and profitable future.
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[ 25 ] December 2025