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The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols, and guidelines that are used in highway design and construction throughout the United States. Despite its name, the association represents not only highways but air, rail, water, and public ...
The Texas Legislature created the Texas Highway Department in 1916 to administer federal highway construction and maintenance. In 1975, its responsibilities increased when the agency merged with the Texas Mass Transportation Commission, [3] resulting in the formation of the State Department of Highways and Public Transportation. [4] [5] [6]
State Highway 5 (SH 5) runs along the old route of U.S. Highway 75 at Howe into the city of Allen. SH 5 parallels US 75 along its length and runs alongside the former Houston and Texas Central rail line. SH 5 was created in 1959 when the new route of US 75 was established to the west. Historically, SH 5 extended into and through Plano and ...
State highways in Texas are owned and maintained by the U.S. state of Texas, through the Texas Department of Transportation (TxDOT).. The Texas State Highway system was established in 1917 to create a structured network of roads that would enhance connectivity and support economic development across the state.
The culvert type and shape selection is based on a number of factors including requirements for hydraulic performance, limitations on upstream water surface elevation, and roadway embankment height. [2] The process of removing culverts to restore an open-air watercourse is known as daylighting. In the UK, the practice is also known as ...
Spur 303 is located in Tarrant and Dallas counties. It runs from I-820 to Loop 12. At 17.4 miles, Spur 303 is the longest spur in Texas. Spur 303 was designated on February 23, 1956, from Rosedale Street (now I-820), south of the Texas and Pacific Railway overpass at Handley, east along an old interurban rail line and along Park Row Street in Arlington to the then-proposed extension of SH 360.
In addition to the construction of 43 permanent bridges, six temporary bridges were built, resulting in 2.3 million cubic feet (0.065 × 10 ^ 6 m 3) of bridge deck. [5] The project was designed by HNTB, [4] who provided professional engineering consultation throughout the construction, [15] which had begun in 2002 and was completed in December ...
On October 30, 1958, SH 289 was extended northward 3.6 miles. Preston Road is one of the most congested highways in the Dallas/Fort Worth Metroplex , but due to urban growth along the highway, room to add additional lanes is minimal, and no means exist to upgrade the road to freeway status without incurring significant cost to demolish ...