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- As -Needed Traffic Engineering Services I Indianapolis, IN <br />DLZ provides traffic engineering services to the City of Indianapolis on an as- <br />L.. -. <br />needed basis. The type of services provided include, but are not limited to, <br />conducting intersection capacity analyses, developing traffic signal timings <br />and signal system timings, conducting design plan review, and conducting field <br />investigations and developing recommendations for improvements in intersection <br />operations and safety. <br />Intersection capacity analyses and development of traffic signal timings are <br />performed by means of a critical lane volume calculation method as developed <br />by the City of Indianapolis, and through the use of traffic signal timing software. <br />The signal timings are delivered to the client in electronic and hardcopy format for <br />direct implementation to field control devices via laptop computers. <br />. - - DLZ provides peer review of traffic signal and traffic signal system design plans to <br />. ensure the planned improvements meet all applicable standards and operational <br />needs. <br />• . - • - - DLZ also assists the City in identifying needs for traffic signal hardware upgrades, <br />• • , - • , • • - , - - • provides technical and engineering assistance in developing project scope of work <br />. • , . , •, ,,, • ., related to traffic engineering and traffic signal design and operations. <br />Traffic Signal Central Management System 1 9 <br />