| Question 1: An example of this is the railroad grade crossing (American English) or ________ (British English) where roads cross railways at grade. | |||
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| Question 2: Examples are intersection (roads), level junction (________) and railroad crossing (both). | |||
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| Question 3: With areas of high or fast traffic, an at-grade intersection normally requires a traffic control device such as a stop sign, traffic light or ________ to manage conflicting traffic. | |||
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