Laserfiche WebLink
9-29.11 Control Equipment <br /> Section 9-29.11 is supplemented with the following: <br /> Illumination circuits, including traffic signal pole-mounted luminaires and internally illuminated <br /> signs, shall be controlled by a combination of photoelectric controls and lighting contactors or <br /> mercury relays as noted in the Contract. <br /> 9-29.12 Electrical Splice Materials <br /> 9-29.12(2) Traffic Signal Splice Material <br /> Section 9-29.12(2) is deleted in its entirety and replaced with the following: <br /> Induction loop splices shall be moisture blocking two-way (in line) heat shrink, meeting Mil Spec <br /> 1-23053. <br /> 9-29.13 Control Cabinet Assemblies <br /> 9-29.13(6) Emergency Preemption <br /> Section 9-29.13(6) is supplemented with the following: <br /> Preemption detectors shall be mounted perpendicular to the approach grade of the roadway; <br /> within three percent. Two weep holes shall be drilled in the bottom of each detector before it is <br /> installed. <br /> Preemption equipment shall be Opticom. <br /> Opticom <br /> The Contractor shall furnish and install the following: <br /> 1. Preemption detectors shall be Global Traffic Technologies (GTT) 52 Opticom Model 721. <br /> 2. Discriminators shall be GTT four channel Model 764 units. <br /> 9-29.16 Vehicular Signal Heads,Displays, and Housing <br /> 9-29.16(2) Conventional Traffic Signal Heads <br /> 9-29.16(2)A Optical Units <br /> Section 9-29.16(2)A is supplemented with the following: <br /> LED traffic signal modules shall have the same appearance as incandescent displays, except <br /> Bimodal Arrow signal modules, which may provide an outline appearance. <br /> Except as noted in the following pre-approved list of this section, samples of each type of LED <br /> traffic signal module shall be submitted to the Engineer for approval. Submittals shall include a <br /> copy of a test report certified by an independent laboratory that the LED traffic signal module <br /> submitted meets I.T.E. Standards for light distribution, chromaticity, and power (consumption, <br /> power factor and harmonic distortion). Submittals shall also include two modules of each type to <br /> be supplied for shop evaluation. <br /> Swift Green Line—Corridor Stations Special Provisions SP199 <br /> May 2017 <br />