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HMA Pavement Mix Type Selection Guide - FHWA West Virginia Division HMA pavement mix types include Open-Graded Friction Courses (OGFC), Stone Matrix Asphalt (SMA), and fine- and coarse graded dense mixes HMA pavement mixtures are expected to perform over extended periods of time under a variety of traffic and environmental conditions
Mix Types - Pavement Interactive Stone matrix asphalt (SMA), sometimes called stone mastic asphalt, is a gap-graded HMA originally developed in Europe to maximize rutting resistance and durability The mix design goal is to create stone-on-stone contact within the mixture
What is Hot Mix Asphalt? Everything You Need to Know Hot Mix Asphalt (HMA) is one of the most popular materials for paving roads, highways, parking lots, and driveways As the name suggests, it’s a mixture of aggregates (such as sand, gravel, and crushed stone) combined with a binder known as bitumen
Hot Mix Asphalt – Martin Companies Over 90% of the paved roads in the U S are constructed of hot mix asphalt (HMA) HMA is composed of 92-96% aggregate (by weight) and the liquid asphalt cement The asphalt binds the rocks together in a strong but flexible pavement structure
Hot Mix Asphalt: Understanding its Applications, Aggregate . . . - CCPAVE Hot Mix Asphalt is a combination of approximately 95% stone, sand, or gravel bound together by asphalt cement, a product of crude oil HMA is mixed at high temperatures (around 300 degrees Fahrenheit) in an asphalt plant and then transported to the job site, hence the name "hot mix "
HMA Mix Types | Washington Asphalt Pavement Association HMA is distinguished by its design and production methods (as described in this Guide) and includes traditional dense-graded mixes as well as stone matrix asphalt (SMA) and various open-graded HMAs
What Is HMA Asphalt? Discover Its Benefits, Composition, And . . . Discover the essentials of HMA asphalt, or Hot Mix Asphalt, a vital component in road construction that ensures smooth and durable surfaces This article delves into its composition—aggregates, binder, and additives—along with the impressive benefits it offers
What is Hot Mixed Asphalt? - Kilgore Companies Hot mixed asphalt, also known as HMA, is a mixture of asphalt cement, aggregate (mineral filler), and water It is used to pave roads and parking lots because it hardens quickly and provides good traction when it’s hot There are two designs of Hot Mixed Asphalt depending on size: Standard HMA
What is Hot-Mix Asphalt? Benefits, Types Expert Paving Tips Hot-mix asphalt, or HMA, is a widely used material in road construction and pavement projects It is the most common type of asphalt mix used for highways, parking lots, and various other applications where long-term durability is the main priority
What Is HMA in Construction? Hot Mix Asphalt (HMA) is a crucial material in the construction industry, known for its durability, cost-effectiveness, and versatility Its widespread use in paving roads and highways underscores its importance in building and maintaining infrastructure