Electrical Requirements Art. 801.04
Division 800 — Electrical
GENERAL ELECTRICAL REQUIREMENTS SECTION 801. ELECTRICAL REQUIREMENTS
801.01 Definition. Codes, standards, and industry specifications cited for
electrical work shall be by definition the latest adopted version thereof, unless indicated otherwise. Materials by definition shall include electrical equipment, fittings, devices, motors, appliances, fixtures, apparatus, all hardware and appurtenances, and the like, used as part of, or in connection with, electrical installation.
801.02 Standards of Installation. Materials shall be installed according to
the manufacturer’s recommendations, the NEC, OSHA, the NESC, and AASHTO. All like materials shall be from the same manufacturer. Listed and labeled materials shall be used whenever possible. The listing shall be according to UL or an approved equivalent.
801.03 Safety and Protection. Safety and protection requirements shall be
as follows.
a.Safety. Electrical systems shall not be left in an exposed or otherwise hazardous condition. All electrical boxes, cabinets, pole handholes, etc. which contain wiring, either energized or nonenergized, shall be closed or shall have covers in place and be locked when possible, during nonworking hours.
b.Protection. Electrical raceway or duct openings shall be capped or otherwise sealed from the entrance of water and dirt. Wiring shall be protected from mechanical injury.
801.04 Equipment Grounding Conductor. All electrical systems, materials,
and appurtenances shall be grounded. Good ground continuity throughout the electrical system shall be ensured, even though every detail of the requirements is not specified or shown. Electrical circuits shall have a continuous insulated equipment grounding conductor. When metallic conduit is used, it shall be bonded to the equipment grounding conductor, but shall not be used as the equipment grounding conductor. Detector loop lead-in circuits, circuits under 50 volts, and runs of fiber optic cable will not require an equipment grounding conductor. Where connections are made to painted surfaces, the paint shall be scraped to fully expose metal at the connection point. After the connection is completed, the paint system shall be repaired to the satisfaction of the Engineer. Art. 801.05 Electrical Requirements Bonding of all boxes and other metallic enclosures throughout the wiring system to the equipment grounding conductor shall be made using a splice and pigtail connection. Mechanical connectors shall have a serrated washer at the contact surface. All connections to structural steel or fencing shall be made with exothermic welds. Care shall be taken not to weaken load carrying members. Where connections are made to epoxy coated reinforcing steel, the epoxy coating shall be sufficiently removed to facilitate a mechanical connection. The epoxy coating shall be repaired to the satisfaction of the Engineer. Where connections are made to insulated conductors, the connection shall be wrapped with at least four layers of electrical tape extended 6 in. (150 mm) onto the conductor insulation.
801.05 Submittals. At the preconstruction meeting, the Contractor shall
submit a written listing of manufacturers for all major electrical and mechanical items. The list of manufacturers shall be binding, except by written request from the Contractor and approval by the Engineer. The request shall include acceptable reasons and documentation for the change. Major items shall include, but not limited to the following. Type of Work Item All Electrical Work Electric Service Metering Emergency Standby System Transformers Cable Unit Duct Splices Conduit Surge Suppression System Lighting Tower Pole Luminaire Foundation Breakaway Device Controllers Control Cabinet and Peripherals Traffic Signals Signal Controller Master Controller Controller Cabinet and Peripherals Mast Arm Assembly Signal Head Detector Loop Fiber Optic Cable Pump Stations Pump Motor Motor Control System HVAC Level Control System SCADA Fire Alarm and Gas Detection System Effluent Screening and Mixing System Overhead Crane Security System Electrical Requirements Art. 801.05 Type of Work Item Surveillance Systems Fiber Optic Cable Detection Devices Intelligent Transportation Systems Dynamic Message Signs Fiber Optic Cable Network Communications Equipment Cameras Camera Lowering Devices
a.Non-Traffic Signal Installations. Within 30 calendar days after contract execution, the Contractor shall submit, for approval, one copy each of the manufacturer’s product data (for standard products and components) and detailed shop drawings (for fabricated items). Submittals for the materials for each individual pay item shall be complete in every respect. Submittals which include multiple pay items shall have all submittal material for each item or group of items covered by a particular specification, grouped together and the applicable pay item identified. Various submittals shall, when taken together, form a complete coordinated package. A partial submittal will be returned without review unless prior written permission is obtained from the Engineer. The submittal shall be properly identified by route, section, county, and contract number. The Contractor shall have reviewed the submittal material and affixed his/her stamp of approval, with date and signature. In case of subcontractor submittal, both the subcontractor and the Contractor shall review, sign, and stamp their approval on the submittal. Illegible print, incompleteness, inaccuracy, or lack of coordination will be grounds for rejection. The Engineer will review the submittals for conformance with the design concept of the project according to Article 105.04 and the following. The Engineer will stamp the drawings indicating their status as “Approved”, “Approved as Noted”, “Rejected”, or “Information Only”. Since the Engineer’s review is for conformance with the design concept only, it shall be the Contractor’s responsibility to coordinate the various items into a working system as specified. The Contractor shall not be relieved from responsibility for errors or omissions in the shop, working, or layout drawings by the Engineer’s approval thereof. The Contractor shall still be in full compliance with contract and specification requirements. All submitted items reviewed and marked “Rejected” shall be resubmitted by the Contractor in their entirety, unless otherwise indicated within the submittal comments. Work shall not begin until the Engineer has approved the submittal, including test reports according to Article 801.13(a)(2) for existing circuits. Material installed prior to approval by the Engineer, will be subject to removal and replacement at no additional cost to the Department. Art. 801.05 Electrical Requirements
b.Traffic Signal Installations. At the preconstruction meeting, the Contractor shall submit the following items for materials used in construction of traffic signals for approval by the Engineer.
1.Five complete copies of the manufacturer’s descriptive literatures and technical data for the traffic signal materials. The descriptive literatures and technical data shall be adequate for determining whether the materials meet the requirements of the plans and specifications. If the literature contains more than one item, the Contractor shall indicate which item or items will be furnished.
2.Five complete copies of the shop drawings for the mast arm assemblies and poles, and the combination mast arm assemblies and poles showing, in detail, the fabrication thereof and the certified mill analyses of the materials used in the fabrication, anchor rods, and reinforcing materials.
3.Samples of all conduit and cable, and samples of each type of cable splice that will be used in the work. Unless otherwise approved by the Engineer, all of the above items shall be submitted to the Engineer at the same time. Each item shall be properly identified by route, section, and contract number. The Engineer will review the literature and furnish written approval or disapproval to the Contractor within 30 calendar days after receipt of the literature. If the literature is disapproved, the Contractor shall resubmit corrected literature within 15 calendar days of receipt of disapproval. Within ten calendar days after receipt of written approval of any signal material, the Contractor shall order such signal material and shall furnish a copy of such order to the Engineer.
801.06 Certifications. When certifications are specified and are available
prior to material manufacture, the certification shall be included in the submittal information. When specified and only available after manufacture, the submittal shall include a statement of intent to furnish certification. All certificates shall be complete with all appropriate test dates and data.
801.07 Documentation for Electronic Materials. The Contractor shall
furnish three copies of the manufacturer’s documentation, to the Engineer, for the following items: Signal controllers and master controllers. Inductive loop detectors and light detector amplifiers. Preemptors. Transceivers. Load switches. Conflict monitors/malfunction management unit. High mast tower lowering devices. Pump station controls, communications, and backup systems. Any other item providing a logic, timing, or communication function. Electrical Requirements Art. 801.10 The documentation shall include: Operations manual (including installation, start-up, and testing procedures). Service manuals. Circuit board schematics. Pictorial layout of circuit board components. Parts list. The Contractor shall also furnish, to the Engineer, five copies of the controller cabinet wiring diagrams. When approved by the Engineer, electronic copies of the documentation may be submitted in PDF format in lieu of paper copies.
801.08 Authorized Project Delay. For working day contracts, the Contractor
may request to delay the start of work for a period of up to 120 consecutive calendar days after the execution of the contract for the delivery of long lead time electrical materials. This delay shall be requested by the Contractor at or prior to the time of the preconstruction meeting. When approved, the delay shall not be construed as requiring the Contractor to actually have the material on hand within such period, only that charging of working days will begin at the termination of the delay.
801.09 Marking Proposed Locations for Highway Lighting System. The
Contractor shall mark or stake the proposed locations of all poles, cabinets, junction boxes, pull boxes, handholes, cable routes, pavement crossings, and other items pertinent to the work. A proposed location inspection by the Engineer shall be requested prior to any excavation, construction, or installation work after all proposed installation locations are marked. Any work installed without location approval is subject to corrective action at no additional cost to the Department.
801.10 Inspection of Work. Inspection of electrical work shall be according
to Article 105.12 and the following.
a.Before any splice, tap, or electrical connection is covered in handholes, junction boxes, light poles, or other enclosures, the Contractor shall notify and make available such wiring for the Engineer’s inspection.
b.The Contractor shall prepare traffic signal materials at a suitable location, meeting the approval of the Engineer, so it may be readily inspected and tested by the Engineer. Prior to testing, all components shall be identified as to the vehicle movements. The inspector will tag the material that has been inspected and it may then be delivered to the job site. No materials will be inspected unless a written request for inspection is delivered to the Engineer at least one week in advance. Materials not complying with this requirement that have been installed on the job will be done at the Contractor’s own risk and may be subject to removal and replacement at no additional cost to the Department. Art. 801.11 Electrical Requirements
801.11 Maintenance and Responsibility During Construction. Lighting
and traffic signals shall be maintained during construction as follows.
a.Lighting. Roadway lighting systems which are being replaced, including sign and obstruction warning lighting, must remain operational throughout the project according to Coast Guard and FAA requirements and as directed by the Engineer. No lighting circuit or portion thereof shall be removed from nighttime operation without the approval of the Engineer.
b.Traffic Signals. The Contractor shall be responsible for maintaining the traffic signal installation in proper operating condition. The Contractor shall perform the following maintenance procedures.
1.Inspection. Patrol and inspect the signal installation at least once every two weeks for proper alignment of signal heads, lamp outages, and general operation of the traffic signals.
2.Correction. Provide immediate corrective action to replace burned-out lamps or damaged sockets with new approved lamps or sockets. At the time of replacement, the reflector and lens shall be cleaned.
3.Emergency Calls. Respond to emergency calls, including but not limited to dark signals and unprogrammed flashing signals, within two hours after notification and provide immediate corrective action. The Contractor shall maintain, in stock, a sufficient amount of materials to provide temporary and permanent repairs. Any damage to the signal installation from any cause whatsoever shall be repaired or replaced by the Contractor at no additional cost to the Department. The Contractor shall install “STOP” (R1-1-3636) signs on all approaches to the intersection as a temporary means of regulating traffic during the time of repair, when required by the Engineer.
4.Personnel. The Contractor shall provide the Engineer the names and telephone numbers of two persons who will be available 24 hours a day, seven days a week, to perform any necessary work on the signal installation.
5.The Contractor’s signal responsibilities of maintenance, energy charge, and damage repair shall begin and end as follows.
a.New Signal Installation. The signal responsibility shall begin at the start of signal construction and shall end upon issuance of Signal Acceptance Notice by the Engineer.
b.Modify Existing Signals. The signal responsibility shall begin at a date mutually agreed upon between the Contractor, Engineer, and the signal maintaining agency representative, but no later than the beginning of construction by the Contractor within 400 ft (125 m) of the intersection. The signal responsibility shall end upon issuance of Signal Acceptance Notice by the Engineer. The Contractor shall Electrical Requirements Art. 801.13 not be responsible for energy charges when modifying an existing installation.
c.Temporary Signals Used During Construction. The signal responsibility shall begin at the start of temporary signal construction and shall end with the removal of the signal as directed by the Engineer. If, at any time, the Contractor fails to perform any work deemed necessary by the Engineer to keep the traffic signals in proper operating condition, or if the Engineer finds it impossible to contact the designated persons to perform any work, the Department reserves the right to perform the work. The cost of such work will be deducted from the amount due the Contractor.
801.12 Damage to Electrical Systems. Should damage occur to any
existing electrical systems through the Contractor’s operations, the Engineer will designate the repairs as emergency or non-emergency in nature. Emergency repairs shall be made by the Contractor, or as determined by the Engineer, the Department, or its agent. Non-emergency repairs shall be performed by the Contractor within six working days following discovery or notification. All repairs shall be performed in an expeditious manner to ensure all electrical systems are operational as soon as possible. The repairs shall be performed at no additional cost to the Department.
a.Lighting. An outage will be considered an emergency when three or more lights on a circuit or three successive lights are not operational. Knocked down materials, which result in a danger to the motoring public, will be considered an emergency repair. Temporary aerial multi-conductor cable, with grounded messenger cable, will be permitted if it does not interfere with traffic or other operations, and if the Engineer determines it does not require unacceptable modification to existing installations.
b.Traffic Signals. Dark or unprogrammed flashing traffic signals will be considered an emergency. In the event that a traffic signal system is not functioning, the Contractor shall install “STOP” (R1-1-3636) signs on the approaches to the intersection as a temporary means of regulating traffic during the time of repair.
c.Pump Stations. Work shall be done in a manner such that the roadway served by the pump station is adequately protected from storm water and ground water at all times. If necessary, the Contractor may be required to provide alternate means of pumping to ensure that the roadway remains open.
801.13 Testing. Before final inspection, the electrical work shall be tested.
Tests may be made progressively as parts of the work are completed, or may be made when the work is complete. Tests shall be made in the presence of the Engineer. Items which fail to test satisfactorily shall be repaired or replaced. Tests Art. 801.13 Electrical Requirements shall include checks of control operation, system voltages, cable insulation, and ground resistance and continuity. The forms for recording test readings will be available from the Engineer. The Contractor shall provide the Engineer with a written report of all test data including the following: Date of test. Name of person performing the test. Number of days since last rain. Soil condition at the time of the test. Diagram of test set-up showing distances between test equipment and grounding electrode(s). Make and model of test equipment. Tabulation of measurements taken and calculations made.
a.Lighting. The following tests shall be made.
1.Voltage Measurements. Voltages in the cabinet from phase to phase and phase to neutral, at no load and at full load, shall be measured and recorded. Voltage readings at the last termination of each circuit shall be measured and recorded.
2.Insulation Resistance. Insulation resistance to ground of each circuit at the cabinet, with all loads connected, shall be measured and recorded. On tests of new cable runs, the readings shall exceed 50 megohms for phase and neutral conductors with a connected load over 20 A, and shall exceed 100 megohms for conductors with a connected load of 20 A or less. On tests of cable runs which include cables which were existing in service prior to this contract, the resistance readings shall be the same or better than the readings recorded at the maintenance transfer at the beginning of the contract. Measurements shall be taken with a megohm meter approved by the Engineer.
3.Loads. The current of each circuit, phase main, and neutral shall be measured and recorded. The Engineer may direct reasonable circuit rearrangement. The current readings shall be within ten percent of the connected load based on material ratings.
4.Ground Continuity. Resistance of the system ground as taken from the farthest extension of each circuit run from the controller (i.e. check of equipment ground continuity for each circuit) shall be measured and recorded. Readings shall not exceed 2.0 ohms, regardless of the length of the circuit.
5.Resistance of Grounding Electrodes. Resistance to ground of all grounding electrodes shall be measured and recorded. Measurements shall be made with a ground tester during dry soil conditions as Electrical Requirements Art. 801.13 approved by the Engineer. Resistance to ground shall not exceed 10 ohms.
b.Traffic Signals. The following tests shall be made.
1.Testing as required by Articles 801.13(a)(4) and (5).
2.Detector Loops. Before and after permanently securing the loop in the pavement, the resistance, inductance, resistance to ground, and quality factor for each loop and lead-in circuit shall be tested. The loop and lead-in circuit shall have an inductance between 20 and 2500 microhenries. The resistance to ground shall be a minimum of 50 megohms under any conditions of weather or moisture. The quality factor (Q) shall be 5 or greater.
c.Pump Stations. Testing shall be made as required by Articles 801.13(a)(1) through (5).
d.Fiber Optic Communication System. The Contractor shall provide all personnel, materials, instrumentation, and supplies necessary to perform all testing. The testing shall be performed in an accepted manner and according to the testing equipment manufacturer’s recommendations.
1.Pre-Installation Testing. An Optical Time Domain Reflectometer (OTDR) shall be used to evaluate the quality and the length of each fiber on cable reels prior to their use on the project. The fiber loss in dB/km and the length of each strand shall be recorded in the documentation. The attenuation of each fiber shall not exceed 3.5 dB/km nominal, measured at room temperature at 850 nm, and the attenuation measured shall be compared against that recorded by the manufacturer. A hard copy of OTDR signature traces for all fibers on each cable reel shall be printed and provided in the documentation to the Engineer.
2.Post-Installation Testing. Each section of the cable shall be tested for the continuity and the attenuation as a minimum. If the attenuation is found not to be within the acceptable nominal values, the Contractor shall use an OTDR to locate points of localized loss caused by bends or kinks, and try to relax these bends or kinks. If this is not successful, the Contractor shall replace the damaged section of the cable at no additional cost to the Department. Splices shall not be allowed to repair the damaged section.
a.Attenuation Test. After installation, the end-to-end attenuation shall be measured for each link by insertion loss testing. The launch reference cable and the receive reference cable shall provide for the attachments to the light source and to the power meter, respectively. The fiber strand in the launch cable and in the Art. 801.13 Electrical Requirements receive cable shall be of the same size and type as the fiber under test. The launch reference cable shall be connected to the light source and the receive reference cable to the power meter. The two reference cables shall then be connected via a patch panel. A reference power reading (P1) shall then be taken and recorded. The system link to be tested shall then be inserted between the launch and the receive reference cables using two patch panels. A test power reading (P2) shall then be taken and recorded. The link attenuation (A) in dB shall be recorded as the difference between the reference power (P1) and the test power (P2). Link Attenuation, A = P1 - P2 Where P1 = Reference Power P2 = Test Power This test shall be performed in both directions along the link. The direction of the test shall be recorded in the documentation.
b.Transmitter/Receiver Power Level Tests. The output levels at the network hardware transmitters and receivers shall be measured and recorded for system documentation. The power meter shall be connected to the transmitter side with a system jumper. The transmit power level shall then be read and recorded. The transmitter is then reconnected to the cable link and the power meter connected to the receiver side. The receiver power level shall then be read and recorded.
c.Continuity Test. Continuity tests shall be used to determine whether a test or system jumper does or does not pass light. A continuity test shall also be used to ensure that the fibers have not been crossed over in the jumper and that the transmit fiber goes to the receive fiber. To perform continuity test, a high-intensity flashlight shall be aimed into the connector at one end, while an observer watches for a flicker of light at the other end.
801.14 Contract Guarantee. The Contractor shall provide a written
guarantee for all electrical work provided under the contract for a period of six months after the date of acceptance according to Article 801.15. All instruction sheets required to be furnished by the manufacturer for materials and supplies and for operation of the installation shall be delivered to the Engineer prior to acceptance of the project, with the following warranties and guarantees. Electrical Requirements Art. 801.15
a.The manufacturer’s standard written warranty for each piece of electrical material or apparatus furnished under the contract. The warranty, including the maintained minimum luminance, for light emitting diode (LED) signal head modules, optically programmed LED signal head modules, and LED pedestrian signal head modules shall cover a minimum of 60 months from the date of delivery. The warranty for LED roadway luminaires, LED highmast luminaires, LED underpass luminaires, LED sign lighting luminaires, LED obstruction warning luminaires, and all of their components shall cover a minimum of ten years from the date of delivery.
b.The Contractor’s written guarantee that, for a period of six months after the date of final acceptance of the work, all necessary repairs to or replacement of said warrantied material or apparatus for reasons not proven to have been caused by negligence on the part of the user or acts of a third party shall be made by the Contractor at no additional cost to the Department.
c.The Contractor’s written guarantee for satisfactory operation of all electrical systems furnished and constructed under the contract for a period of six months after final acceptance of the work. The warranty for an uninterruptable power supply (UPS) shall cover a minimum of two years from date the equipment is placed in operation; however, the batteries of the UPS shall be warrantied for full replacement for a minimum of five years.
801.15 Acceptance. Acceptance of electrical work will be given at the time
when the Department assumes the responsibility to protect and maintain the work according to Article 107.30 or at the time of final inspection. When the electrical work is complete, tested, and fully operational, the Contractor shall schedule an inspection for acceptance with the Engineer no less than seven working days prior to the desired inspection date. The Contractor shall furnish the necessary labor and equipment to make the inspection. A written record of the test readings taken by the Contractor according to
Article 801 — 13 shall be furnished to the Engineer seven working days before the date
the inspection is scheduled. Inspection will not be made until after the delivery of acceptable record drawings, specified certifications, and the required guarantees. Traffic Signals. The following additional requirements shall also apply for the acceptance of traffic signals.
a.Acceptance of Traffic Signal Installations. A signal, whether a new installation or an existing modified, will be accepted with the issuance of a written Signal Acceptance Notice by the Engineer. For interconnected signals, the Signal System Acceptance Notice covering interconnection and system operation will be issued only after the compliance with the requirements on all signals, interconnection, and system operation. The Signal Acceptance Notice may be issued for individual signals under system control that meet all the non-system requirements. Art. 801.15 Electrical Requirements
b.Turn-On or Actuated Operation Inspection of Traffic Signals. The Contractor shall request a Turn-On Inspection of a new signal installation and an Actuated Operation Inspection of an existing modified signal after the signal system has been completely installed and fully operational and when the roadway is open to traffic. For the interconnected signals (hardwire, fiber optic, or radio interconnect), all required system hardware and software including but not limited to internal and external modems, telephone drop, master controller, interconnect cable, and Closed Loop software, shall be completely installed and fully operational prior to the system inspection request. For traffic signal installations or modifications interconnected with railroad warning devices, the Contractor shall arrange for a technician from the vendor supplying the traffic controller equipment to be present and assist in the activation of the new equipment and signals. The Contractor shall arrange for a signal technician of the railroad company to be present to assist in testing of the interconnection to the railroad warning devices. The inspection request shall be made to the Engineer a minimum of three working days prior to the time of the requested inspection. During the inspection, all the traffic control items will be tested for proper operation according to the contract and to the satisfaction of the Engineer. The Contractor shall be provided with a punch list indicating the items that failed the inspection and require corrective measures. Upon the Turn-On Inspection, the Engineer may allow the Contractor to activate the signal in continuous operation, but this shall not relieve the Contractor from correcting the failed items. The Contractor shall notify the Engineer when all the failed items on the punch list have been corrected and shall request an inspection. A Turn-On or Actuated Operation Inspection shall not be considered successful until each failed item on the punch list has been corrected by the Contractor to operate according to the contract and to the satisfaction of the Engineer. Only after a successful Turn-On or Actuated Operation Inspection shall the signals be considered ready for the final inspection and a 30-day on-site acceptance period shall start.
c.Monitoring of Traffic Signal Installations (30-Day On-Site Acceptance). After a successful Turn-On or Actuated Operation Inspection, the signals shall enter a 30 calendar day minimum on-site monitoring phase. During this phase, the Contractor shall continuously monitor the operation of the traffic signal items including but not limited to controllers, master controller, inductive loop detectors, detector loop, transceivers, modems, conflict monitors, and controller cabinets with peripheral materials. If a Closed Loop system is being installed or being modified, the Contractor shall utilize the system software capabilities to monitor the traffic control items. Failure of any component during the monitoring period, with the exception of expendable items such as light bulbs and fuses, shall be reported to the Engineer and corrective measures shall be taken by the Contractor to the satisfaction of the Engineer. A failed item shall necessitate restarting the 30- day monitoring period for its full 30-day duration beginning at the time when the failed item was corrected by the Contractor to the satisfaction of the Engineer. Locating Underground Cable Art. 803.02 At the end of a successful 30-day monitoring period, the Contractor shall provide the Engineer with a monitoring log for the items covering the 30-day period. The Contractor shall utilize the system software capabilities to store and generate monitoring logs, if a Closed Loop system is being installed or modified. Upon review of the logs and further performance testing to the satisfaction of the Engineer, he/she will issue a Signal Acceptance Notice/Signal System Acceptance Notice or notify the Contractor in writing of the deficiencies.
801.16 Record Drawings. Alterations and additions to the electrical
installation made during the execution of the work shall be neatly and plainly marked in red by the Contractor on the full-size set of record drawings kept at the Engineer’s field office for the project. These drawings shall be updated on a daily basis and shall be available for inspection by the Engineer during the course of the work. The record drawings shall include all plans, details, notes, schedules, single line diagrams, etc., applicable to the electrical work and other information useful to locate and maintain the electrical system. As part of the record drawings, the Contractor shall inventory all materials, new or existing, on the project and record information on inventory sheets provided by the Engineer. Upon request, a full-size set of reproducible drawings of the lighting work will be made available to the Contractor for the purpose of compliance with these requirements. When the work is complete, and seven days before the request for a final inspection, the full-size set of contract drawings, stamped “RECORD DRAWINGS”, shall be submitted to the Engineer for review and approval and shall be stamped with the date and the signature of the Contractor’s supervising Engineer or electrician. The Contractor shall provide two sets of electronically produced drawings in a moisture proof pouch to be kept on the inside door of the controller cabinet or other location approved by the Engineer. These drawings shall show the final as-built circuit orientation(s) of the project in the form of a single line diagram with all luminaires numbered and clearly identified for each circuit. SECTION 802. RESERVED SECTION 803. LOCATING UNDERGROUND CABLE
803.01 Description. This work shall consist of determining the exact
locations of all underground electric cable and electric conductors in conduit owned and maintained by the Department, which are in possible conflict with construction operations, to protect them from damage. CONSTRUCTION REQUIREMENTS
803.02 General. Any prints from microfilm or any information shown on the
plans for existing underground electrical facilities owned and operated by the Department are intended to show electrical circuitry only, and are not intended to show exact locations of cable or conduits. The Contractor shall be responsible for determining the exact location of any such existing underground electric cable or
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Source: Illinois Standard Specifications for Road and Bridge Construction, 2022 Edition. Pages 684–696 of 1,217. View official source ↗