Traffic Signal Technician Level 1 Complete Questions Answered And Graded 2026/27

What is the primary function of the IMAS? - CORRECT ANSWER Safety Education IMSA Stands for - CORRECT ANSWER International Municipal Signal Association Which of the following is NOT an IMSA certification? - CORRECT ANSWER Traffic Signal Level III Bridge Technician Which of the following are potential safety hazards? - CORRECT ANSWER overhead and underground power, gas, aerial lift equipment. Tra What are the sections of a ramp mete signal - CORRECT ANSWER Circular red, circular green PPE stands for - CORRECT ANSWER Personal Protective Equipment A work zone supervisor is responsible for which of the following tasks: - CORRECT ANSWER 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. - CORRECT ANSWER Objectives; reasons behind the standards and guidance Which of the following is an example configuration fo an Emergency - Vehicle Traffic Control Signals? - CORRECT ANSWER 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: - CORRECT ANSWER 2 and 6 There green interval is made up of which three components? - CORRECT ANSWER Minimum green, passage time, maximum green What are the three typical types of recall features of a traffic signal controller? - CORRECT ANSWER Minimum, Maximum, Pedestrian In a coordination plan, what is the number of seconds given to each phase at the intersection? - CORRECT ANSWER split which of the following traffic signal coordination methods is typically the least expensive? - CORRECT ANSWER Time-Based Coordination Which of the following is a definition for cycle length? - CORRECT ANSWER 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? - CORRECT ANSWER they cannot occur at the same time. Which of th following is a definition for initial green time - CORRECT ANSWER 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 - CORRECT ANSWER Yield point Which of ht following is NOT a common mode of operation for timing plans in a signal system? - CORRECT ANSWER Traffic Related Two common terms to describe traffic signal supports and signal heads are - CORRECT ANSWER rigid and free-swinging IN a single wire with. single point attachment configuration, the wire that supports the signal heads is called the - CORRECT ANSWER Messenger Wire The two nominal diameter sizes for vehicular signal lenses are: - CORRECT ANSWER 8 in (200mm) and 12 in (300mm) The purpose of "Louvers" is to: - CORRECT ANSWER make signal visible from a specific lane Which of the following types of conduit are used for traffic signals? - CORRECT ANSWER Rigid Steel conduit High-density Polyethylene (HDPE) PVC Schedule 40 Traffic signal supports are NOT used to display the following items: - CORRECT ANSWER Advertisements Which of the following is a disadvantage of mast arms: - CORRECT ANSWER Large Foundation Loop detectors operate on the principle of: - CORRECT ANSWER inductance The piece of cable that connects the controller cabinet to the loops is called a: - CORRECT ANSWER Lead-in-cable The outer jacket of loop lead-in cable is typically made of: - CORRECT ANSWER Polyethylene What is and advantage of video detection systems? - CORRECT ANSWER Images can sent to remote locations