Abstract
Security and reliability of traffic signal installations are being safeguarded by various devices for correct operation and against dangerous situations. The operation of the safety system is described.
Security and reliability of traffic signal installations are being safeguarded by various devices for correct operation and against dangerous situations. The operation of the safety system is described.
Strassen Verkehrs Technik, Vol. 16 (1972), No. 2, p. 39-43 ref.
This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.