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Report (2) 61(11 (CrX00/ 170(2 5w C/rm th S7 Bend Office (541)330-9155 Geotechnical Office (503)601-8250 Carlson Testing, Inc. Eugene Office (54])345-0289 Salem Office (503)589-1252 Tigard Office (503)684-3460 Special Inspection FINAL SUMMARY LETTER Date: February 13, 2017 Job#: 11606463 City of Tigard 13125 SW Hall Blvd Tigard, OR 97223-8199 Attn: Building Division Re: Project Name: River Terrace North Pump Station&Force Main#6631 Address: SW Roy Rogers Rd.—Tigard, OR Permit#: BUP2016-00001 Per Chapter 17, Section 1704.1.2 of the International Building Code(IBC), we have performed special inspection of the following item(s)per our inspection reports only: Reinforced Concrete Cast-In-Place Anchors, Adhesive Anchors, Expansion Anchors &Screw Anchors Structural Masonry Structural Steel The non-compliance (NC) items recorded for each of the above inspection categories, as listed on the non-compliance report, have been either repaired and re-inspected by CTI for compliance or reviewed and accepted by the engineer of record for the project in the"As-Built Condition"or through an RFI. The issuance of this final report is based on the engineer's acceptance of the NC items not specifically re-inspected by CTI, CTI did not provide any additional review or re-inspection of those items beyond the inspections that initially generated each of these individual items on the non-compliance list. The engineer of record has provided the acceptance of the non-compliance items and as-built conditions. All requested inspections and tests were performed and reported according to the requirements of project documents and to the best of our knowledge, the work was in conformance with the approved plans and specifications, approved change orders and applicable workmanship, provisions of the State Building Code and Standards, as well as the structural engineer's design changes, approvals and verbal instructions. Our construction inspection and testing services were provided and intended to help reduce the risk of construction defects, deficiencies or omissions that arose during and after construction. Our services do not constitute a warranty or guarantee of any type. Even with diligent construction monitoring and testing, construction defects, deficiencies or omissions in the contractor's work may exist. It is the contractor's responsibility to perform their work in accordance with the approved construction documents. CTI has provided its professional services with the degree of care and skill currently exercised under similar circumstances by members of its profession in the same locale. Statements made in our reports are based on technical judgments and should not be construed to be conclusive representations of fact. Our reports pertain to the material tested/inspected only. P:1Projects\Genera112016\T1606463102-13-17 Final Letter,doc Updated 11/30/11 Date: February 13, 2017 Job#: T1606463 Page 2 of 2 CTI's services did not include responsibilities related to determining, supervising, implementing or controlling the means, methods, techniques, sequences or procedures of the construction or evaluating or reporting job conditions related to health, safety or welfare. Information contained herein is not to be reproduced, except in full, without prior authorization from this office. If there are further questions regarding this matter please do not hesitate to contact this office. Respectfully submitted, CARLSON TESTING INC. /7/ Steven W. Leach Project Manager SWL/jng cc: Clean Water Services—Mike Kebbe KEBBEM@CLEANWATERSERVICES.ORG City of Tigard Building Division—Walter'Chip' Barnett WALTER@TIGARD-OR.GOV Peterson Structural Engineers—Michael Puntney MIKE.PUNTNEY@PSENGINEERS.COM Murray Smith&Associates—Eddie Kreipe EDDIE.KREIPE@MSA-EP.COM Rotschy Inc—Nels Homola NELS.HOMOLA@ROTSCHYINC.COM Rotschy Inc—Craig Homola CRAIGH@ROTSCHYINC.COM Carlson Testing, Inc. Incompleted Items List(NCL) Feb 13,2017 T1606463. Project Name: RIVER TERRACE NORTH PUMP STAT & FORCE MAIN #6631 Project Address: SW ROY ROGERS RD TIGARD OR Permit No: BUP2016-00001 P.O.No: PROJECT NO. 6631 Project Manager: STEVEN W. LEACH Item# Insp. Date Item Description Compliance CTI Sign-Off Date Corrected 1 AV 07/07/2016 WRONG EPDXY USED - HILTI HIT-RE 500 V3 INSTEAD OF ACCEPTABLE PER SUBMITTAL STEVEN W. LLEACH 02/13/2017 HILTI HY-200. 05500-3 DATED 07/07/2016. CC:CLEAN WATER SERVICES - MIKE REBBE CITY OF TIGARD BUILDING DIVISION - WALTER 'CHIP' BARNETT PETERSON STRUCTURAL ENGINEERS - MICHAEL PUNTNEY MURRAY SMITH & ASSOCIATES - EDDIE KREIPE ROTSCHY INC - NELS HOMOLA Page: 1 G R 0 9750 SW Nimbus Avenue Beaverton,OR 97008-7172 P 503-641-3478 fI 503-644-8034 December 2, 2016 5666-B C.O.SUMMARY LTR Murray, Smith &Associates, Inc. 121 SW Salmon Street,Suite 900 Portland, OR 97204 Attention: Eddie Kreipe, PE SUBJECT: Summary of Construction Observation Services River Terrace North Pump Station and Force Main, PN 6631 Tigard,Oregon GRI has provided geotechnical engineering services for the above-referenced project. GRI completed a geotechnical investigation for the project, and results of the investigation were provided in a report to Murray, Smith & Associates, Inc. (MSA), titled "Geotechnical Investigation, River Terrace North Pump Station and Force Main, PN 6631,Tigard,Oregon"dated September 11, 2015. The general and earthwork contractor for the project is Rotschy, Inc., of Vancouver,Washington. The civil engineer for the project is MSA, and the structural engineer for the project is Peterson Structural Engineers, Inc., both of Portland,Oregon. GRI's construction observation services were limited to the pump station site. GRI conducted site visits for the pump station project between April 22 and November 17, 2016, to observe site preparation and benching for new embankment fill, full time installation of aggregate piers, installation of subdrainage, placement and compaction of embankment fill, subgrade evaluation and backfilling for the wet well and a deep manhole, and subgrade and backfilling for the valve vault/control building. Our site visits were documented in Site Visit Reports that were distributed to MSA. In our opinion, the work observed was completed in substantial conformance with the plans and specifications and the recommendations provided in our report for the project. Please contact the undersigned if you have any questions or if we can be of further assistance. Submitted for GRI, AO PRO/% / 1358PB l.-/ / I X41 93 ‘ Renews 12/2016 A. Wesley Spang, PhD, PE, GE Keith S. Martin, PE, GE Principal Senior Engineer This document has been submitted electronically. Providing geotechnical and environmental consulting services since 1984 PORTLAND OFFICE P E 9400 SW Barnes Rd. Suite 100 PETERSON STRUCTURAL ENGINEERS Portland,OR 97225 Phone:503.292.1635 2/2/17 Eddie Kreipe,PE Murray, Smith&Associates 121 SW Salmon St., Suite 900 Portland OR 97204 File: PSE\14-200-10 Re: CWS River Terrace North Pump Station: Structural Observation Summary Memo Dear Eddie: The following memorandum has been generated to provide a final summary of PSE's structural observations performed during the erection of the subject structure. A total of six observation reports, some of which represented multiple visits to the site,were generated and provided to the owners for their records. These observations were performed at specific predetermined construction milestones as outlined in the permit documents. Based on our continued observations and subsequent communications with the design team and contractors, it is our understanding that all elements previously mentioned in the observation reports have been addressed, with the exception of the following items which were identified while onsite on January 6t,2017: 1) The unistrut frame supporting electrical equipment on the main floor level was missing an anchor bolt from each of its two base plates. These should be installed as originally designed. 2) Pipe bracing and hardware appeared to use dissimilar metals in contact with one another at several locations. These braces were generally stainless steel with stainless hardware, or galvanized steel with stainless fasteners.PSE does not anticipate significant corrosion,but staining may occur. From our discussions with our client, it is our understanding that the above item #1 will be mitigated per the original design documents, while item #2 elements will be mitigated or accepted "as-is" on a case by case basis by the owners. Following the adjustments/acceptance of the above items, PSE has determined that the subject structure has been constructed in compliance with the permit documents. Thank you and please call if you have any questions. Sincerely, �.h` ,, G I Nt "/p / maw ` im,41 Michael Puntney, Submitted via e-mail: Eddie.Kreipe(&,MSA-ep.com WARD EXPIRES 12/31/18 www.psengineers.com Portland, OH Tacoma.WA VI Mural;Smith&Associates,Inc. EnOneeis/Planners 868 51-5t11 Avenue,Suite 1170•Portland,OR 97204.PHONE 503225.9010•FAX 503.225.9022 Walter City of Tigard Community Development 13125 SW Hall Blvd Tigard, Or 87223 RE: Clean Water Service's River Terrace Pump and Force Main Project No. 6631, Building Permit#BUP2016-00001,Engineer Observation Summary Letter Dear Walter: This letter has been prepared to provide a summary of the Engineer of Record's observations performed during the construction of this project. Observations during construction included structural engineer observations performed by PSE,geotechnical engineer observations and testing performed by GRI, and general civil, mechanical and architectural observations performed by MSA. Summary reports from PSE and GRI have been provided to the City seperately. Based on observations during construction and a site walkthrough visit on 2/6/17,it is our understanding that all previous punch list items have been addressed,with the exception of the following: 1) Contractor to finish installation of the above grade bypass port following removal of the temporary bypass pumps. 2) Contractor to remove erosion and sediment control measures when vegetation has been established. 3) Doors to be keyed to CWS requirements. It is our understanding that item#1 was addressed at the end of last week, item#2 will be addressed this spring, and item#3 is currently being coordinated between the Contractor and the Owner. Following acceptance of the above items,MSA has determined that the project has been constructed in general compliance with the permit documents. Sincerely, Murray, Smith&Associates, Inc L.-el, , z.Zt,t " Eddie Kreipe,P.E. Project Engineer EPK:epk G:\PDX_Projects\14\1611-River Terrace North PS&FM\0306-Periodic Observations of Construction\Observation Reports\Engineer Observation summary Ietter.docx