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r <br /> 1 <br /> A. Rigid insulation boards ' <br /> 1. Provide rigid Extruded Polystyrene (XPS) foam boards complying with ASTM C578 <br /> Type IV or V as indicated below, with a minimum compressive strength of 25 psi. <br /> 2. Minimum Long Term Thermal Resistance "R" Value at 75 °F mean temperature per <br /> inch of insulation thickness: R-5. <br /> 3. For insulation installed in roof rafter spaces, Owens Corning FOAMULAR° 250 XPS <br /> Rigid Foam Insulation, or approved equal. <br /> 4. For insulation installed under floor slab, Owens Corning FOAMULAR° NGX 1000, <br /> Type V, or approved equal. <br /> VOLUME 1, DIVISION 26 — ELECTRICAL I <br /> SEC I ION 26 05 00, GENERAL ELECTRICAL REQUIREMENTS <br /> Delete paragraph 1.8, B in its entirety. ' <br /> Replace paragraph 1.8, C with the following: <br /> "The Contractor shall include an additional, separate line item of $50,000 for power and <br /> communication utility fees within the electrical bid item. This amount shall be for all utility <br /> service and construction fees related to the re-routing of the existing primary power and <br /> communication circuits, currently in conflict with the locations for the new reservoir tanks. Also <br /> included are all utility service and construction fees related to the provisions of new electrical <br /> service for the storage building and reservoir. Actual cost shall be adjusted and billed to the 1 <br /> project during construction." <br /> VOLUME 3, DRAWINGS , <br /> On Drawing C420,the bottom line of callout E2 shall be changed from: "1-TB,X CY"to: "1-TB, 6 CY" <br /> On Drawing CD3, West Reservoir Roof Plan, replace "4'x12'ACCESS HATCH" with "4'x10'-2" <br /> INSPECTION ACCESS HATCH, SEE STRUC SHTS". <br /> On Drawing CD4, East Reservoir Roof Plan, replace "4'x12' INSPECTION ACCESS HATCH, SEE STRUC <br /> SHTS" with "4'x10'-2" INSPECTION ACCESS HATCH,SEE STRUC SHTS". <br /> On Drawing CD8, add the following notes to Detail 1.The reinforcement detail is included with this <br /> Addendum: <br /> "2. TRENCH DRAIN SHALL BE ZURN Z866-HDS OR APPROVED EQAUL. <br /> 3. REBAR REINFORCEMENT SHALL BE PER DETAIL BELOW." <br /> Addendum 4 Page 2 <br /> CITY OF EVERETT • 3200 Cedar Street • Everett, WA 98201 • (425) 257-8800 • Fax (425) 257-8882 ' <br />