![]() The entrances provide no directional control, allowing full movement access. Description – Commercial two-way entrances allow for inbound and outbound movement between curbed sides. (2) In the interest of minimizing traffic interference due to turning vehicles, depressed curb entrances shall not be used on primary highways.The posted speed should be no higher than 40 mph. (1) Depressed curb entrances are appropriate for use along lower speed highways in urban settings where significant pedestrian traffic is anticipated and highway capacity issues are not a primary concern.Depressed curb entrances provide no directional control. The flared sides are equivalent to approximately a 5’ radius return, limiting the speed of vehicles turning into or out from the entrance. Description – Depressed curb entrances offer the most compact entrance layout and accommodate two-way movements. Selection of the appropriate type of entrance should be made by considering the function, physical characteristics, and traffic conditions of the state highway. The following guidelines identify appropriate applications for different types of commercial entrances. ![]() 2.1 Types of Entrances and Their Applications These standards apply to new entrances and the modification of existing entrances. This chapter presents the Maryland Department of Transportation State Highway Administration (MDOT SHA) Entrance Standards for commercial and industrial sites.
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