ionmjnm3026 ionmjnm3026

01-09-2020
Engineering

contestada

The flow rate on an arterial is 1,800 veh/h, evenly distributed over two lanes. If the average speed in these lanes is 40 mi/h, what is the density in veh/h/ln?

Respuesta :

hopemichael95 hopemichael95

01-09-2020

Using

q = k*v,

where q = traffic flow rate, k = density, v = space mean speed.

so, 1800 = k x 40

so, k = 1800/40 = 45 veh/mie on two lanes,

so k = 45/2 = 22.5veh/h/in

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