R has various meanings in the Transportation category. Discover the full forms, definitions, and usage contexts of R in Transportation.
The vertical face of the sloping end of a roof eave. Cross members of panel doors or of a sash. Also, a wall or open balustrade placed at the edge of a staircase, walkway bridge, or elevated surface to prevent people from falling off. Any relatively lightweight horizontal element, especially those found in fences (split rail). A horizontal sash member. Horizontal piece of timber in framing or panelling; any horizontal piece of timber. Liquid precipitation larger than .02 cm in diameter.
TransportationThe authorized charges per unit or level of consumption for a specified time period for any of the classes of utility services provided to a customer.
TransportationIn an injection or transfer mold, the channel that connects the sprue with the gate to the cavity. Grooves or channels cut into either or both halves of the injection mold to provide a path for the molten plastic material, which is to be carried from the sprue to the gate(s) of the cavity. In an injection mold, the feed channel, usually of circular cross section, that connects the sprue with the cavity gate.
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