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Report (55) ainne�r Iq% July 6, 1999 CITY OF TIG� Geo Designs O RE GON 7504 Bridgeport Road Portland, Oregon 97224 PERMIT NO: SIT # 1999 -00023 OWNER: Tigard Corporate Center PROJECT ADDRESS: 12123/12259/12447 SW 69th PROJECT DESCRIPTION: Retaining Walls TYPES OF SPECIAL INSPECTION: Retaining Walls The owner has notified us that he /she will retain your services to perform Special Inspections in accordance with the provisions of the State Building Code, permit documents and special inspection requirements. The owner or the owner's agent must also confirm with you that they have authorized you to do the special inspection work. As the regulatory agency, the City requires that you do the following: 1. Submit copies of all inspection reports promptly to the building division, Architect, engineer, and the contractor. • 2. Maintain one copy of each field report at the job site. 3. Submit a final report at the completion of each category of work that you Inspect. (See UBC Appendix Chapter 13 for soils special inspection final report requirements.) ._ If you fail to comply with the above requirements, there may be cause for the City to revoke your authority as special inspector for this job. Should you have any questions, please call me at (503) 639 -4171 X 392. Sincerely, bert D. Poskin, C.B.O. Senior Plans Examiner 13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772 Structural Inspections Services and Material Testing • : Categoryy Description of Services Regnued Provide By 1. Concrete. OSSC, Section 1701.5.1 and Section 1903, 1904 and 1905 • • a. Review concrete mix designs b. Inspect the placing of reinforced concrete. C Observe the taking of test specimens. d. . 2. Bolts Installed in concrete. OSSC, Section 1701.5.2 a Prior to and during the placement of concrete around bolts when s tresses permitted by section 1925 are utilized. b. • 3. Special Moment - resisting Frame. OSSC, Section 1701.5.3 and section 1921.9 a Provide continuous inspection of the placement of reinforcing steel and concrete, and submit a certificate indicating compliance. b. 4. Reinforcing Steel and Pre - Stressing Steel Tendons. OSSC, Section 1701.5.4 S Inspection of reinforcing steel and pre stressing tendons before stressing and grouting of tendons in pre stressed concrete b Observe and record results of all tendon stressing in pre stressed concrete. C. Observe grouting of all tendons in pre stressed concrete d. 5. Structural Welding. OSSC, Section 1701.5.5 and Section 1703 • a Observe the welding of any member or connection designed to resist loads and forces required by the OSSC. b Visually inspect floor and roof deck welding. C Visually inspect welded studs when used for structural diaphragm or composite systems. (shear walls) d Visually inspect welding of stairs and railing systems. Check certification of welders doing work on site. e. f Visually inspect the welding of studs and joist. (part of a.) Observe the welding of special moment - resisting steel frames, and g' conduct non -destructive testing required by OSSC, section 1703. h. Observe the welding of reinforcing steel. 1. Category Description of Services R te" Yes I No vi e y :