Design Speed

The design speed is a tool used to determine geometric features of a new road during road design. Contrary to the word's implication, a road's design speed is not necessarily its maximum safe speed; that can be higher or lower.


Read more about Design SpeedGeometric Features, Speed Limit Variance From Design Speed, Evolution, Factors

Other articles related to "design speed, speed, design":

Chennai BRTS - Design Speed
... The speed design for the BRTS corridor is proposed to be 60 km/h - 70 km/h. ...
Interstate Highway Standards - Standards
... Minimum design speed Minimum design speed of 75 mph (121 km/h) in rural areas, with 65 mph (105 km/h) acceptable in rolling terrain, and as low as 50 mph (80 km/h) allowed in ... However, speed limits as low as 40 mph (64 km/h) are occasionally encountered, generally on pre-existing freeways that were grandfathered into the system ... according to the current edition of AASHTO's A Policy on Geometric Design of Highways and Streets for the design speed ...
Design Speed - Factors
... When roads are planned, the selected design speed may be based on or influence several factors, including geometric design of road features planned operating speed legislated speed limit caps ...

Famous quotes containing the words speed and/or design:

    For myself and my loved ones, I want the heat, which comes at the speed of light. I don’t want to have to hang about for the blast, which idles along at the speed of sound.
    Martin Amis (b. 1949)

    I always consider the settlement of America with reverence and wonder, as the opening of a grand scene and design in providence, for the illumination of the ignorant and the emancipation of the slavish part of mankind all over the earth.
    John Adams (1735–1826)