632.30 609 632 Each Combination Strain Pole, Type TC -___, Design ___ 632 Each Wood Pole, Class ___, (Length )___ feet (___ m) 632 Each Down Guy 632 Each Pedestal, ( Length ) ___ feet (___ m) 632 Each Pedestal, ( Length ) ___ feet (___m),Transformer Base 632 Each Conduit Riser, ___ inch (___ mm) Dia. 632 Foot (Meter) Messenger Wire, ( No.) Strand ___ inch (___ mm) Dia., with Accessories 632 Foot (Meter) Signal Cable, ___ - Conductor, ___ AWG 632 Foot (Meter) Interconnect Cable, ___ - Conductor, ___ AWG 632 Foot (Meter) Interconnect Cable, Integral Messenger Wire Type, ___ -Conductor, ___ AWG 632 Foot (Meter) Loop Detecto r Lead -In Cable 632 Foot (Meter) Power Cable, ___ - Conductor, ___ AWG 632 Foot (Meter) Service Cable, ___ - Conductor, ___ AWG 632 Each Power Service 632 Each Covering of Vehicular Signal Head 632 Each Covering of Pedestrian Signal Head 632 Each Remova l of Traffic Signal Installation 632 Each Removal of ( Item) and (Storage Or Reerection ) 632 Each Reuse of ( Item) 632 Foot (Meter) Tether Wire, with Accessories ITEM 633 TRAFFIC SIGNAL CONTR OLLERS
633.01 Description
633.02 Contractor Personnel Requirem ents
633.03 Materials and Equipment
633.04 Shop Drawings
633.05 General
633.06 Testing and Prequalification
633.07 Controllers
633.08 Cabinets
633.10 Foundations
633.11 Controller Work Pad
633.12 Flasher Controller
633.13 Controller, Master, Traffic Responsive
633.14 Centrally Controlled Arterial Traffic Signal System
633.15 Communications
633.16 Training
633.18 Uninterruptible Power Supply 633.01
610 633.19 Method of Measurement
633.20 Basis of Payment
633.01 Descripti on. This work consists of furnishing and installing traffic
signal control equipment, including controllers, cabinets, auxiliary equipment, and specified accessories, completely wired, at the locations shown on the plans and ready for service.
633.02 Contr actor Personnel Requirements. Conform to the requirements of
Supplement 1063 for the installation or testing of traffic signal equipment.
633.03 Materials and Equipment. . Furnish new materials and equipment of
first quality, of current design, and free from defects. For warranted items, “new” items shall have a manufacturing date (determined by serial number) within one (1) year of the date of shipment to the project as determined by the required warranty decal. Use electrical parts, wire, switches, and other elements of the installation capable of carrying the required current without excessive heating or drop of potential. Ensure that each item of equipment bears a nameplate, indelible marking, or brand that identifies the type, model, catalog number, a nd manufacturer. Use equipment conforming to the types, models, and systems specified. Furnish material and equipment conforming to: Concrete (cabinet foundations and work pads) QC Misc or QC 1 ................................ ........... 499, 511 Conduit ................................ ...... 725.04, 725.051, 725.052 Controller unit ................................ ........................ 733.02 Cabinet and auxiliary equipment ............................ 733.03 Cabinet riser ................................ ........................... 733.04 Flasher controller ................................ ................... 733.05 Controller, master, traffic responsive ..................... 733.06 Remote monitoring station ................................ ..... 733.07 Uninterruptible Power Supply……………………. 733.09
633.04 Shop Drawings. Furnish shop drawings according to 625.06.
633.05 General. Ensure that major items of traffic signal control equipment
used in combination are compatible, interchangeable, and, whenever feasible, provided by the same manufacturer or supplier. Ensure that controller cabinets are shop prewired according to 632.05. Before starting installation, furnish to the Engineer, two copies of each cabinet wiring diagram, service manuals, and installation and maintenance instructions for each installation, including all components and interconnections. Supply one additional copy of the cabinet wiring diagrams in a clear plastic pouch fastened to the inside of the controller door. Before beginning the 10 -day performance test, replace or modify these documents as necessary to reflect current conditions. Upon completion of the work and before its acceptance, replace or modify the documents as necessary. 633.06 611 Transfer manufacturers’ guarantees or warranties on all installed traffic signal control equipment to the maintaining agenc y upon completion and acceptance of the project. If required by the plans to install equipment furnished by others, store and care of the equipment upon receipt.
633.06 Testing and Prequalification. For all traffic control equipment, perform
functional tes ts and a 10 -day performance test according to 632.28. Do not clear conflict monitor logs during the 10 -day test. Ensure that logs note power -up to start the test and all events until the test is complete. Restart the test upon correcting a noted event. Notify the Engineer at least 3 days before beginning the 10 day performance test. The Engineer will notify the maintaining agency of the beginning of the test. Ensure that the following testing and prequalification requirements are met:
A.For traffic contro l equipment required by this specification to meet NEMA Standards Publication TS -1 or TS -2, conform to the following:
1.Furnish a certified test report indicating compliance to all requirements of NEMA Standards Publication TS -1 or TS -2 as applicable.
2.Furnish the name and location of the laboratory testing facility as well as the identification of the principal personnel who conducted the equipment testing and a summary of their qualifications.
3.Ensure that the laboratory provides Department represent atives access to those parts of the laboratory where the testing was done.
4.Upon request, furnish a copy of the actual test data results for review and analysis.
B.For traffic control equipment required by this specification to meet CalTrans specificati ons, use a product or manufacturer as stated in this specification that is listed on the CalTrans Qualified Products List or applicable ODOT Qualified Product List.
C.For Type 170/2070 controllers, use conflict monitors listed on the Department’s prequali fied list as specified in Supplement 1076.
633.07 Controllers. Install controller units, consisting of the timing unit,
software, and signal timing, into the specified type of prewired cabinet. Program controller units as shown on the plans unless otherwis e directed by the Engineer. If the plan timing data or the supplemental timing data supplied by the Engineer does not exactly fulfill the timing requirements of the installed equipment, notify, in writing, the Engineer of the problem and identify the discr epancies. The Engineer will consult with the maintaining agency and notify the Contractor within 2 weeks. After programming, briefly operate controllers, with the signals turned off by means of the signal shutdown switch, to ensure that operation is reason able and conforms to the plans. If the plans show two or more intersection controllers operated in a progressive signal system, coordinate signals by relating the various controller cycle start times to a zero time base, or other cycle start time at an adj acent signalized intersection. 633.08 612 Ensure that the controller unit software provides coordination capability to allow associated controllers to be operated within the progressive traffic system. Coordination equipment shall supervise the operation of its associated controller by causing the end of certain phases and the beginning of the following phases to occur at set points. Program coordination timing according to the coordination timing data shown on the plans or provided by the Engineer.
633.08 Cabine ts. Mount cabinets by attaching to pedestal or pole or by
installing on a concrete foundation. Arrange foundation mounted cabinets so that control equipment, terminal blocks, or shelves are no closer than 6 inches (150 mm) to the top of the foundation. Attach pole or pedestal mounted controller cabinets at a height that allows convenient access to all controller components by service personnel. Make field connections for the conductors of signal cable, power cable, interconnect cable, and detector lead -in cable. Neatly arrange and route all field wiring to the appropriate terminal blocks. Identify field wiring according to 725.02 except mark with either indelible pen or embossed letters. Except for power wiring, fit field wiring entering the cabinet with spa de terminals to ensure a good connection. For incoming power wiring, either use spade terminals or connect the bare conductor wire to terminal points utilizing screw or spring applied clamping surfaces compatible with either copper or aluminum wire and providing a positive grip. After completing field wiring, seal the conduit entering the cabinet in an approved manner with a removable sealing compound (no foam sealants), or a molded plastic or rubber device that is compatible with the cable jacket, the insu lation, and the conduit material. For foundation mounted cabinets, seal the joint between the controller cabinet and the foundation with a quality, clear silicone caulk. When future phasing configurations are shown on the plans, furnish the cabinet and hardware to accommodate the future operation through only the future addition of load switches and detector units. Provide a riser with each ground mounted cabinet unless it is a NEMA Size 7 cabinet . Cabinet risers provide an extension of the cabinet betwe en the ground mounted cabinet and the foundation. Bolt the riser to the foundation, and bolt the cabinet to the riser. Use a type (size and shape) of cabinet riser compatible with the type of controller cabinets specified for the project. Seal the joints b etween the controller cabinet and cabinet riser, and between the cabinet riser and foundation with a quality, clear silicone caulk.
633.10 Foundations. Construct foundations for controller cabinets according to
632.14, except that excavation by earth auger is not required and the foundation may be mass concrete that does not require reinforcing steel. Hold anchor bolts, conduit ells, and similar appurtenances in the proper position until the concrete has set. Pour foundations separately from controller work pad. 633.11 613 633.11 Controller Work Pad. Construct controller work pad according to 608.03, except that transverse joints are not required. Provide the top of the pad nominally 1 inch (25 mm) above ground line. If the controller cabinet has both front and back d oors, the work pad shall encompass three sides of the cabinet foundation to include the non -hinged cabinet door side of the foundation. Pour controller work pad separately from foundations.
633.12 Flasher Controller. Furnish and install a flasher controlle r with cabinet
and mounting hardware when indicated. The flasher controller is for the operation of flashing beacons.
633.13 Controller, Master, Traffic Responsive. The traffic responsive master
controller supervises and controls the operation of an interc onnected system of local controllers. Ensure that the master controller is able to communicate with a remote monitoring station. Locate this master controller in a local intersection controller cabinet unless otherwise shown on plans. If the local controll er cabinet size is not sufficient to accommodate the master controller and its associated wiring, furnish the proper size cabinet for the local intersection controller to house the local controller, master controller, modem, and all auxiliary devices.
633.14 Centrally Controlled Arterial Traffic Signal System . Install this
construction item on signal systems with a minimum of fifty (50) networked signalized intersections in jurisdictions who employ dedicated engineering and/or traffic signal operations staff. Install, test, and operate the station, consisting of computer equipment, communications equipment, and central control software, in one or more locations in the maintaining agency’s facilities as shown in the plans. The maintaining agency shall furnish communications at these stations.
633.15 Communications. Furnish a broadband cellular modem from the
Department’s Traffic Authorized Product list. The Maintaining Agency will arrange for the cellular servi ce and device activation. Furnish all necessary cabling to interface with the traffic signal controller. Furnish an antenna that provides RSSI (Received Signal Strength Indication) or no less than -95 dBm. Provide all necessary cabling and surge suppressi on to connect the antenna to the modem.
633.16 Training. Furnish training for the traffic signal control equipment
installed as part of the Contract. Furnish all handouts, manuals, and product information. For the training, use the same models of equipmen t furnished for the project. The maintaining agency shall furnish the facilities in which the training will take place. Furnish all media and test equipment needed to present the training. Unless otherwise shown on the plans, the minimum training requireme nts are as follows:
A.Sixteen hours on how to operate the system, analyze system performance, and revise critical operating parameters.
B.Eight hours of field trouble -shooting and maintenance procedures.
C.Eight hours of follow -up training after the mai ntaining agency has operated the system for a minimum period of 30 days. 633.18 614 D. Four hours for preemption device training if emergency vehicle preemption is shown on the plans.
633.18 Uninterruptible Power Supply (UPS) . Furnish and install a Battery
Backup UPS system to provide uninterruptible, reliable, emergency power to a traffic signal intersection in the event of a power failure or interruption. The transfer from utility power to battery power shall not interfere with the normal operations of the traffic c ontroller, conflict monitor or any other peripheral devices within the traffic control system. The system shall be self -contained including all UPS hardware, the required number of batteries and its own separate ventilated enclosure. A ground rod shall be provided for free -standing UPS cabinets. Provide a riser with each cabinet. Cabinet risers provide an extension of the cabinet between the ground mounted cabinet and the foundation. Bolt the riser to the foundation, and bolt the cabinet to the riser. Use a type (size and shape) of cabinet riser compatible with the type of controller cabinets specified for the project. Seal the joints between the controller cabinet and cabinet riser, and between the cabinet riser and foundation with a quality, clear silicone caulk.
633.19 Method of Measurement. The Department will measure Controller
Unit, Type ___, with Cabinet, Type ___ by the number of each complete unit, and will include controller unit with software, all required auxiliary equipment, loop detector units, and a prewired cabinet, with all items completely wired and tested. Ground mounted cabinets will include anchor bolts and conduit ells for installation in the foundation. Pole mounted cabinets will include pole mounting hardware. The Department will measur e Controller Unit, Type ___ by the number of each controller timing unit with software, and will include any signal timing programming or installation. The Department will measure Controller Unit, Type ___, Furnish Only by the number of each controller tim ing unit with software, and will exclude any signal timing programming or installation. The Department will measure Cabinet, Type ___ by the number of each complete prewired cabinet installed, and will include all required auxiliary equipment and loop dete ctor units (excluding controller unit), with all items completely wired and tested. Ground mounted cabinets will include anchor bolts and conduit ells for installation in the foundation. Pole mounted cabinets will include pole mounting hardware. The Department will measure Cabinet, Type ___, Furnish Only by the number of each complete prewired cabinet, and will include pole mounting hardware , riser and anchor bolts, but will exclude installation, controller unit, and detector units . The Department wil l measure Cabinet Foundation and Controller Work Pad by the number of each complete unit, in place, complete and accepted, and will include excavation, concrete, backfilling, and disposal of surplus excavation. Cabinet foundation will include preformed joi nt filler between the foundation and adjacent paved areas. One complete Controller Work Pad unit may encompass several sides of a controller cabinet installation. 633.20 615 The Department will measure Flasher Controller by the number of each complete flasher assembl y with cabinet installed and tested. The Department will measure Controller, Master, Traffic Responsive by the number of each unit, and will include installation, signal system software, programming, and any increase in cabinet size to house the master con troller in the local intersection cabinet. The Department will measure Controller, Master, Traffic Responsive, Furnish Only by the number of each unit, and will include software, but exclude any programming or installation. The Department will measure Centrally Controlled Arterial Traffic Signal System by the number of each location shown on the plans, and will include all equipment, testing, and software . The Department will measure Communication service by the number of each location shown on the plans for furnishing Communication service to an intersection controller, and will include the modem, conduit, trenching, and wiring. The Department will measure Training on a lump sum basis, and will include providing the instruction materials, instructor travel expenses, and test or media equipment for presenting the training material. The Department will measure Uninterruptible Power Supply by the number of each and will include all equipment, testing and certifications.
633.20 Basis of Payment.
The costs to obtain and maintain telephone service of cellular by the supply agency are included under Communications. The Department will pay for accepted quantities at the contract unit prices as follows: Item Unit Description 633 Each Controller Unit, Type ___, with Cabinet, Type ___ 633 Each Controller Unit, Type ___ 633 Each Controller Unit, Type ___, Furnish Only 633 Each Cabinet, Type ___ 633 Each Cabinet, Type ___, Furnish Only 633 Each Cabinet Foundation 633 Each Controller Work Pad 633 Each Flasher Controller 633 Each Controller, Master, Traffic Responsive 633 Each Controller, Master, Traffic Responsive, Furnish Only 633 Each Centrally Controlled Arterial Traffic Signal System 633 Each Communica tions 633 Lump Sum Training 633 Each Uninterruptible Power Supply
Source: Ohio Construction and Material Specifications, 2019 Edition. Pages 0–0 of 928.