Agmt11 Pacific Electric Contracting Inc.

Browse Search

B. The cable jacket shall be IMSA 20 -2 black, high- density polyethylene, rated for a minimum of 600 volts and shall have a nominal wall thickness of 60 mils, minimum. The cable jacket or the moisture resistant tape directly under the outer jacket shall be marked with the manufacturer's name, insulation type designation, number of conductors and conductor size and voltage and temperature rating. C. No splices shall be allowed. Connections will be at the designated terminals in controller cabinets. A minimum of three (3) feet of slack shall be provided at each pull box and six (6) feet at each controller cabinet. D. Cable shall be provided with an overall copper shield which shall be grounded at each end. 2.16 VEHICULAR TRAFFIC SIGNAL ASSEMBLIES A. Vehicular Traffic Signal Assemblies shall conform to the provisions of Section 86 -4 "Traffic Signal Faces and Fittings" of the Standard Specifications and these specifications. B. Painting shall be in conformance with paragraph 2.02 "Painting" of these specifications. C. All vehicular traffic signal assemblies shall include a backplate. Backplates for traffic signal heads mounted on mast -arms shall be louvered. D. All signal sections shall be 12 -inch units. E. The first paragraph of Section 86 -4.08 "Signal Mounting Assemblies" of the Standard Specifications is amended to read: "Signal mounting assemblies shall consist of 1 -1/2 inch standard steel pipe or galvanized conduit, necessary fittings, slip- fittings and terminal compartments. Pipe fittings shall be ductile iron, galvanized steel, copper, brass, or bronze. Mast arm slip- fittings shall be cast bronze or hot -dip galvanized ductile iron. Post top slip- fittings and terminal compartments shall be cast bronze, Type- 356 -T6 aluminum or hot -dip galvanized ductile iron." F. All signals shall be tightened and aligned properly at time of mounting to the satisfaction of the City Engineer. G. After installation, all signal lenses must be covered until signal turn -on for final inspection, and then recovered until acceptance of the work by the City at which time the Contractor shall uncover all lenses. 2.17 LIGHT EMITTING DIODE SIGNAL MODULE A. Light Emitting Diode (LED) Signal Modules shall conform to the provisions in Section 86 -4.02, "Light Emitting Diode Signal Module" in the Standard Specifications and to the provisions in Standard Special Provision 86 -385 "Light Emitting Diode Signal Modules." B. References contained in these Specifications and Provisions to "State," "Department," or similar references meant to refer to the Department of Transportation shall be amended to refer to the City or the City Engineer as appropriate. 2.18 PEDESTRIAN PUSH- BUTTONS A. All pedestrian push- buttons shall be "accessible" type push buttons, and shall conform to the requirements in Section 86 -5.02 "Pedestrian Push Button Assemblies" of the Standard Specifications and to Sections 4E.08 "Pedestrian Detectors" and 4E.09, "Accessible Pedestrian Signal Detectors" in the California Manual on Uniform Traffic Control Devices, latest edition. B. All pedestrian push buttons shall be the Navigator Accessible Pedestrian Signal type, by Polara Engineering Inc., or approved equal. C. Push button system shall be installed per the manufacturer specifications and details. Contractor shall be responsible for all required system components, including but not limited to, push button assemblies, control units, wiring circuits, and configuration devices. D. Accessible Pedestrian Signals shall include the following custom and sound options: 1. Custom Locate Sound — Plays a sound at a selectable interval to assist a blind pedestrian in locating the Push Button Station. SIGNALS LIGHTING AND ELECTRICAL SYSTEMS 16500 -8 EMERGENCY VEHCILE PREEMPTION PROJECT 2010