what must be the delay between green lights on successive blocks to keep the traffic moving continuously?
The stoplights on a street are designed to keep traffic moving at 30 mi/h. The average length of a street block between traffic lights is about 80m.
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- Speed of traffic=30mi/hr length between blocks=80meters Time delay between green lights= (30*1609.344)/(60*80) = (48280.32/4800) = 10.05 seconds Thus there has to be a time offset of 10secs between successive blocks
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