SECTION 953 — TRAFFIC SIGNAL SYSTEMS

953.1 DESCRIPTION — This work is the furnishing and installation of the system equipment for the control of traffic signals.


953.2 MATERIAL — Sections 950.2, 1104.01,1104.04, and as follows:

• Class A Cement Concrete — Section 704
• Caulking Compound — Section 705.8(b)


953.3 CONSTRUCTION — Section 950.3 and as follows:

(a) Master Controller Assembly. Section 952. 3

(b) Time Based Coordinator, Coordination Unit, and Synchronizer. Install control equipment. Disconnect power and connect control equipment to the power source, the input terminal block, and the interconnect. Field test for indicated operation.

(c) System Testing. Conduct a separate 30-day operations test on the system and communications.


953.4 MEASUREMENT AND PAYMENT — Section 950.4 and as follows:

(a) Master Controller Assembly. Each For the type indicated.

(b) Time Based Coordinator Unit. Each Includes the required controller assembly modifications.

(c) Coordination Unit. Each For the type indicated.

(d) Synchronizer. Each

No Supplement

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