11831 AIRPORT RD WHOLE SITE FILE 2020-01-21

Since these systems (s) are being constructed on public right-of-way and will be operated and maintained by Snohomish County (on behalf of the Cities of Bothell and Everett in cases noted above), a Snohomish County Traffic Signal Electrician will be required to inspect and approve electrical portions of the project. Final inspection and approval is required before the Contract can be completed. The Contractor shall contact the Snohomish County Signal Maintenance Supervisor at (425)388-7551 a minimum of two (2) calendar days in advance of the agreed upon points where electrical inspection is required, and give written notice to the Engineer. 8-20.2 Materials Section 8-20.2(1) is revised as follows: Delete "If required to do so," in the first sentence of the second paragraph. After the fourth paragraph, add the following: Shop drawing for signal standards and lighting standards shall be provided in an electronic format, either AUTOCAD Release 14 or later, as well as complying with Section 6-03.3(7). Section 8-20.2(1) is supplemented as follows: Contracting Agency-Supplied Materials The Contracting Agency will procure through WSDOT the following materials for the bid item, "SR 96 (132nd Street SE) at 16th Avenue SE Traffic Signal Modifications, Complete": Description One new Type 332 cabinet with auxiliary file, and including related equipment (display panel, flashers, load switches, flash transfer relays, isolators, phase selector, loop amplifiers, conflict monitor, etc.) fully bench-tested by WSDOT and furnished by the Owner. Controller, software and programming necessary to make the traffic signal operational will also be provided by WSDOT forces. The Contracting Agency-supplied materials will be installed by the Contractor on the existing controller cabinet foundation. The Contractor shall notify the Engineer three working days in advance of the date Contracting Agency-supplied materials are required. The Contractor will terminate existing and new wiring in the controller cabinet. Upon request, the Contracting Agency will provide access to the material storage location at WSDOT facilities. The Contractor will transport materials from their storage location to the specific installation location. The Contractor will be responsible for including all costs associated with transporting and installing the Contracting Agency- furnished items. The Contractor shall be responsible for protection of these items until they are fully installed. The Contracting Agency will procure through WSDOT materials for the bid item, "SR 527 at 164th Street SE Temporary System AND Traffic Signal Modifications, Complete," which shall include the following two systems: "SR 527 at 164th Street SE Temporary Traffic Signal System, Complete," AND "SR 527 at 164th Street SE Traffic Signal Modifications, Complete." The items to be procured include the following: Swift Green Line—Corridor Stations Special Provisions SP114 May 2017