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Asphalt batch mix plant A machine laying asphalt concrete, fed from a dump truck. Asphalt concrete (commonly called asphalt, [1] blacktop, or pavement in North America, and tarmac or bitumen macadam in the United Kingdom and the Republic of Ireland) is a composite material commonly used to surface roads, parking lots, airports, and the core of embankment dams. [2]
In April 2007, the company's subsidiary, Transit Mix Concrete & Materials Company, acquired a combined group of East Texas asphalt, [10] ready mix concrete and aggregates businesses operating under the name Armor Materials. [11] In November 2018, the company’s Energy Equipment Group, Trinity Containers, spun off and formed Arcosa Inc. (NYSE ...
Asphalt road being milled in preparation for repaving. Pavement milling (cold planing, asphalt milling, or profiling) is the process of removing at least part of the surface of a paved area such as a road, bridge, or parking lot. Milling removes anywhere from just enough thickness to level and smooth the surface to a full depth removal.
Road aggregates are categorized based on types such as gravel, crushed rock, limestone, and sand, each offering distinct properties suited for different construction needs. Among these, gravel and crushed rock dominate in applications like highway construction, as they offer high durability and load-bearing capacity.
A Wirtgen road pavement profiler (mill) removes the top surface of the road so that a new one can be laid. A road pavement mill is a construction vehicle with a powered metal drum that has rows of tungsten carbide tipped teeth that cut off the top surface of a paved concrete or asphalt road. Usually (since sustainability is now very important ...
In February 2007, Ingersoll-Rand accepted an offer of $1.3 billion ($2 billion today) from Volvo for the road construction equipment division, including the Blaw-Knox brand and the ABG brand. [9] [10] [11] In July 2020, Volvo Construction Equipment sold Blaw-Knox pavers to Gencor Industries Inc. [12]
Diamond grinding is a pavement preservation technique that corrects a variety of surface imperfections on both concrete and asphalt concrete pavements. Most often utilized on concrete pavement, diamond grinding is typically performed in conjunction with other concrete pavement preservation (CPP) techniques such as road slab stabilization, full- and partial-depth repair, dowel bar retrofit ...
In 1936, the 879 model was introduced. By 1940, this machine was upgraded to the 879-A Model. This machine was the standard asphalt paver around the world until the mid-1950s. These basic features that were introduced by Barber Greene have been incorporated into most asphalt pavers in use today (1987). Other Barber Greene firsts include: