Traffic Signal Technician Level 1 Exam Study Questions and Answers Graded A

What is the primary function of the IMAS? - Safety Education IMSA Stands for - International Municipal Signal Association Which of the following is NOT an IMSA certification? - Traffic Signal Level III Bridge Technician Which of the following are potential safety hazards? - overhead and underground power, gas, aerial lift equipment. Tra What are the sections of a ramp mete signal - Circular red, circular green PPE stands for - Personal Protective Equipment A work zone supervisor is responsible for which of the following tasks: - Ensure advance warning devices have not been removed or relocated. Which of the following is NOT a sentence type in the MUTCD? Standards; requirement that have to be followed. Guidance; recommendations that are to be followed unless there I good reason not to. Objectives; reasons behind the standards and guidance. Support; additional information to clarify the standards and guidance. - Objectives; reasons behind the standards and guidance Which of the following is an example configuration fo an Emergency - Vehicle Traffic Control Signals? - Thee section traffic signal with circular red, circular yellow, and smaller circular yellow indications. The following phases are typically assigned to the major-street through movements: - 2 and 6 There green interval is made up of which three components? - Minimum green, passage time, maximum green What are the three typical types of recall features of a traffic signal controller? - Minimum, Maximum, Pedestrian In a coordination plan, what is the number of seconds given to each phase at the intersection? - split which of the following traffic signal coordination methods is typically the least expensive? - Time-Based Coordination Which of the following is a definition for cycle length? - The elapsed time between the start of a specific display until that display comes up again. Which of the following is a characteristic of sequential phases? - they cannot occur at the same time. Which of th following is a definition for initial green time - Minimum time that that the green indication myst be displayed The only point in the cycle of a coordinated traffic signal controller where the major street phase is allowed to end is called - Yield point Which of ht following is NOT a common mode of operation for timing plans in a signal system? - Traffic Related Two common terms to describe traffic signal supports and signal heads are - rigid and free-swinging IN a single wire with. single point attachment configuration, the wire that supports the signal heads is called the - Messenger Wire The two nominal diameter sizes for vehicular signal lenses are: - 8 in (200mm) and 12 in (300mm) The purpose of "Louvers" is to: - make signal visible from a specific lane Which of the following types of conduit are used for traffic signals? - Rigid Steel conduit High-density Polyethylene (HDPE) PVC Schedule 40 Traffic signal supports are NOT used to display the following items: - Advertisements Which of the following is a disadvantage of mast arms: - Large Foundation Loop detectors operate on the principle of: - inductance The piece of cable that connects the controller cabinet to the loops is called a: - Lead-in-cable The outer jacket of loop lead-in cable is typically made of: - Polyethylene