740.02 Traffic Signal Backplates
788 SECTION 740
740.01 Materials
Provide vacuum -formed backplates constructed of polycarbonate or Acrylonitrile -Butadiene -Styrene (ABS) sheet mate rial. Provide polycarbonate sheet material in accordance with ASTM D638, D695, D790, and D1822. Provide ABS sheet material in accordance with ASTM D 1788. Provide aluminum sheet material in accordance with ASTM B209. Provide Type IX or Type XI retroreflect ive sheeting in accordance with ASTM D 4956.
740.02 Finish
Ensure the backplate is black with a hair cell finish on the front and a smooth finish on the back. CHAPTER 800 TRAFFIC CONTROL FACI LITIES SECTION: PAGE NO.: SECTION 801 PERFORMANCE AND OPERATIONAL TESTS FOR HIGHWAY LIGHTING AND TRAFFIC SIGNALS ................................ ................................ ................................ ...................... 791 SECTION 802 ELECTRICAL CONDUIT ................................ ................................ ................................ .....793 SECTION 803 PULL BOXES AND GROUND BOXES ................................ ................................ .................. 797 SECTION 804 CONCRETE FOOTINGS ................................ ................................ ................................ .....799 SECTION 805 REMOVAL OF TRAFFIC ITEMS ................................ ................................ .......................... 800 SECTION 806 POLES AND MAST ARMS ................................ ................................ ................................ .802 SECTION 807 BREAKAWAY BASES - HIGHWAY LIGHTING ................................ ................................ ......803 SECTION 808 PIER -MOUNTED POLE BRACKETS ................................ ................................ .................... 804 SECTION 809 LUMINAIRES ................................ ................................ ................................ ................... 805 SECTION 810 POWER SUPPLIES ................................ ................................ ................................ ........... 806 SECTION 811 ELECTRICAL CONDUCTORS HIGHWAY LIGHTING ................................ .............................. 809 SECTIO N 812 HIGH MAST POLES ................................ ................................ ................................ .......... 811 SECTION 813 HIGH MAST LOWERING DEVICE ................................ ................................ ...................... 815 SECTION 825 TRAFFIC SIGNAL CONTROLLER ASSEMBLY ................................ ................................ ....... 819 SECTION 827 SOLID -STATE FLASHING CONTROLLER ................................ ................................ ............. 839 SECTION 828 VEHICLE LOOP DETECTOR AND LOOP DETECTOR WIRE ................................ .................... 842 SECTION 830 PEDESTRIAN PUSH BUTTON ................................ ................................ ............................ 847 SECTION 831 TRAFFIC SIGNAL HEADS ................................ ................................ ................................ ..848 SECTION 832 OPTICALLY -PROGRAMMED ADJUSTABLE TRAFFIC SIGNAL HEADS ................................ ....850 SECTION 833 TRAFFIC SIGNAL BACKPLATES ................................ ................................ ......................... 852 SECTION 834 ELECTRICAL CONDUCTORS FOR TRAFFIC SIGNALS ................................ ........................... 853 SECTION 836 REGU LATORY OR WARNING SIGN ASSEMBLY ................................ ................................ ..854 SECTION 849 RAILROAD -HIGHWAY CROSSBUCK SIGNS ................................ ................................ ........ 855 SECTION 850 SIGNS ................................ ................................ ................................ ............................. 856 SECTION 851 GALVANIZED STEEL SIGN POSTS ................................ ................................ ...................... 859 SECTION 852 OVERHEAD SIGN STRUCTURES ................................ ................................ ....................... 860 SECTION 853 DELINEATORS ................................ ................................ ................................ ................ 862 SECTION 854 TRAFFIC STRIPE (PAINT) ................................ ................................ ................................ . 864 SECTION 855 TRAFFIC STRIPE (PLASTIC) ................................ ................................ ............................... 865 SECTION 856 TRAFFIC STRIPE (MULTI -POLYMER) ................................ ................................ ................. 874 SECTION 857 CONSTRUCTION ZONE PAVEMENT MARKINGS ................................ ............................... 883 SECTION 858 PAVEMENT MARKERS ................................ ................................ ................................ .... 887 SECTION 870 SAND -FILLED IMPACT ATTENUATION MODULES ................................ ............................. 888 SECTION 876 TRUCK MOUNTED IMPACT ATTENUATORS ................................ ................................ ..... 891 SECTION 877 PORTABLE LONGITUDINAL BARRIER ................................ ................................ ............... 892 SECTION 878 MODULAR GLARE SCREEN ................................ ................................ .............................. 894 SECTION 880 CONSTRUCTION SIGNING AND TRAFFIC CONTROL ................................ .......................... 896 SECTION 882 CHANGEABLE MESSAGE SIGN ................................ ................................ ......................... 904 SECTION 884 BRIDGE GUARDRAIL RET ROFITS ................................ ................................ ...................... 906 PERFORMANCE AND OPERATIONAL TESTS FOR HIGHWAY LIGHTING AND TRAFFIC SIGNALS 801.04 SECTION 801 PERFORMANCE AND OPERATIONAL TESTS FOR HIGHWAY LIGHTING AND TRAFFIC SIGNALS
801.01 Description
This work consists of providing labor, equipment, appliances, and materials to install and test highway lighting and traffic signal systems. Ensure the electrical work conforms to NEC except where su perseded by the Contract requirements.
801.02 Materials
Within 30 days of receiving notice to proceed, submit a list to the Resident Engineer of materials to be used on the project that are listed on the QPL. For materials not listed on the QPL, submit two (2) hardcopies of a complete materials schedule and proposed equipment, including catalog cuts, diagrams, drawings, and other data, along with a New Product Evaluation Request form to the Resident Engineer for approval. Provide materials and equipment to meet the Contract requirements. The Resident Engineer may waive the submittal requirements for materials and equipment listed on the Department’s QPL. Deliver the manufacturer’s instruction manual for the maintenance, timing, and operation of traffic control equipment to the Resident Engineer after completing the traffic signal systems work. Provide a signal system wiring diagram and a parts list with each controller. Provide galvanized hardware in accordance with AASHTO M 232, Class C coating. Provide new, standard, and manufactured electrical and mechanical equipment. Provide the same class of equipment from a single manufacturer. Provide guarantees and warranties in accordance with Subsection 106.11, “Guarantees and Warranties.”
801.03 Equipment
Provide specialized test equipment, tools, electrical diagrams, and labor required to perform tests for highway lighting and traffic signals.
801.04 Construction Methods
A.General Determine exact locations of electrical energy supplies in the field. Make arrangements with the utility provider to complete the service connections. Notify the Resident Engineer at least 48 hr before testing. The Resident Engineer will notify the city, county, or other agency responsible for supplying the electrical power for the planned testing procedures.
Source: Oklahoma Standard Specifications for Highway Construction, 2019 Edition. Pages 802–804 of 935.