POL Government Elected Officials Auditor Griffin-Valade Divisions Archives & Records Retention Schedules Environmental Services
8809 Material Testing Lab


Series is created to maintain historical data on tests run. Series is created to assure that city standards are met for structural integrity and quality. Series is used as reference and research for job situations and re-tests for all city bureaus. Records include copies of requests to do test, test results, correspondence, maps, locations, geo-technical reports, etc. Examples of tests include but are not limited to concrete, asphalt, corings, borings, soils, aggregate, sieve analysis, density, compaction, moisture, compression, casting, air entrainment, fractures, etc.
Record Copy? Yes
RETENTION: Permanent- soils tests; 3 years after completion- all other records.


Series is used to log information about material sent-to-be-tested. Series is used as a reference to what needs to be done and to compile annual statistics. Series includes date, job number, what received, tests done, etc.
Record Copy? Yes


Series is created to verify supplier certifications and consists of tests used as a quality analysis (QA) to certify that certain runs of material meet city standards. Series tracks products that have been tested and inspected. Record includes manufacturer's name, date type of test done, specific material tested, test results, report number and other related data.
Record Copy? Yes
RETENTION: 10 years


Series is used to bill agencies for costs involved in running materials tests. Series is created to document billing for bureau. Record includes date, center code, material tested, type of tests, name of project, bureau contact information, time, totals, cost summaries, etc.
Record Copy? Yes
RETENTION: 3 years


Series is created to measure soils in specific small areas and is used during construction to measure engineering parameters of soil density. Record includes date of reading, soil data, aggregates, variability, findings and other related data.
Record Copy? Yes
RETENTION: Retain as needed.


Series is used to certify nuclear equipment and gauges used in the Materials Lab. Series is created to assure that federal regulations are met regarding use of the certifications, regulatory reports, tests, safety material, and other records regarding the use or licensing of nuclear equipment and gauges.
Record Copy? Yes
RETENTION: Permanent

Contact Information
Archives & Records
1800 SW 6th Ave, Suite 550
Portland, OR 97201
phone: 503-865-4100 (new)


Table of Contents
8801 Customer Services
8802 Environmental Compliance
8803 Solid Waste & Recycling
8805 Development Assistance
8806 Engineering / Projects
8807 Wastewater Group - Maintenance Engineering
8808 Public Involvement
8809 Material Testing Lab
8810 Mid County Office
8811 Source Control
8812 Spill Protection and Response
8813 Environmental Monitoring / Investigations
8814 Hazardous Site Management
8815 Pollution Control Lab
8816 Surfacewater Management
8817 Modeling
8818 Data Acquistions
8819 Downspout Disconnection
8820 Financial Planning
8821 Administration
8822 Communications
8823 Information Services
8824 MWESB (Minority, Women, Emerging Small Business)
8825 - Watershed Services
9401 Wastewater Group - Operations
9402 Wastewater Group - Maintenance
9403 Wastewater Group - Maintenance Support
9404 Wastewater Group - Biosolids & Residuals Management
9406 Wastewater Group - Safety
9407 Wastewater Group - Facilities Management
9408 Wastewater Group - Regulatory Compliance
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