"Service Beyond The Surface" Since 1983 In 2010, Superior Asphalt, Inc. unveiled its first state-of-the-art manufacturing fac ... ility near Grand Rapids. Superior’s Dutton manufacturing facility is a 500-ton-per-hour counter-flow Gencor drum asphalt plant. The plant is highly efficient and reliable. Superior Asphalt, Inc. is MDOT pre-qualified, and the plant is equipped with a fully staffed, state certified testing lab. Superior’s ability to pave driveway to highway, a pathway to a roadway, pothole to a parking lot, makes us a unique paving company. What sets Superior further apart from our competition, is the ability to provide Hot Mix Asphalt and maintenance services 12 months of the year in Michigan. The Dutton plant and Century Office locations are equipped to recycle asphalt material and produce a specialized winter HMA. Our winter HMA is used by our paving crews, local municipalities and utility companies as a durable solution for winter maintenance projects. The defining factor of our company's success has always been the ability to provide a broad range of asphalt materials and services to a diverse customer base, exceed expectations, and form lasting relationships with our valued customers. read more