Ata uhi

Signal timing improvement practices

Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Parsonson, Peter S.
Ngā kaituhi rangatōpū: National Research Council (U.S.). Transportation Research Board, American Association of State Highway and Transportation Officials, United States. Federal Highway Administration
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Washington, D.C. Transportation Research Board, National Research Council [1992]
Ngā marau:
Electronic traffic controls.
Automatic timers.
Traffic flow.