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CITY OF SANTA ANA A. Only when Agency and City of Santa Ana approves final design plans or provide written approval to proceed with system construction and integration, shall consultant begin the procurement and mobilization of system improvements on project. B. Consultant shall work directly with City of Santa Ana and affected Agencies to schedule, construct, and inspect the improvements implemented for this project. 1. NEC Certification is required for all persons who perform work as electricians for contractors licensed as Class C-10 electrical contractors under the Contractor's State License Board Rules and Regulations. 2. The contractor shall keep the traffic signal system in operations at all times during construction except for the approved switchover shutdowns described below. 3. Traffic Signal shutdown shall be limited to four-hour periods between the hours of 9:00 a.m. and 3:00 p.m. on weekdays (Monday through Thursday), except as authorized by owning Agency. 4. Turn-on of new or rewired traffic signals, or those with a new controller cabinet shall only be scheduled for hours between 9 a.m. and 12 p.m. and shall not begin the functional test on a Friday, weekend, holiday or any day preceding a holiday, except as authorized by owning Agency. The Inspector shall be notified at least five (5) working days before the intended turn-on and provide method and schedule of turn-on procedure. 5. The Inspector shall be notified a minimum of two work days in advance of planned connection of the new or modified traffic signal to the traffic signal communications system, if the new or modified traffic signal is to be connected to the traffic signal communications system. 6. The contractor shall submit material submittals for approval prior to the start of construction or some cases, before manufacturing. 7. The Contractor shall be responsible for all electrical service details, coordinating and scheduling of work and necessary connections in advance of need. 8. The Contractor may perform sub-surface work consisting of the installation of conduit, and foundations, prior to receipt of all electrical materials and equipment. 9. Above-ground signal work shall not commence until such time that the contractor notifies the City of Santa Ana, in writing, of the date that all electrical materials and equipment are received and said work shall start within 15 days after said date. 10. All excavated material shall be removed from the site and backfilled with compacted crushed aggregate base material topped with temporary asphalt concrete on the same working day as removed. 13