EXH AR023824: Draft Technical Meeting Notes – 401 Permit Decision-Making, STIA Third Runway, Mar 28, 2001

These draft meeting notes from March 28, 2001 document a technical meeting regarding the 401 Permit Decision-Making process for Sea-Tac International Airport's Third Runway project. The meeting covered feedback on stormwater management deliverables, including corrections to hydrological modeling tables and figures, as well as scoping discussions for upcoming deliverables related to vault structural feasibility and maintenance documentation. Representatives from the Department of Ecology, King County, Port of Seattle, and several consulting firms attended, with follow-up meetings scheduled for early April 2001.

Notes

Draft meeting notes prepared by Rachel McCrea of Floyd & Snider Inc. for a 401 Permit Decision-Making technical meeting held March 28, 2001, regarding Sea-Tac Airport Third Runway. AR023824. Attendees included John Drabek and Ann Kenny (Dept. of Ecology), Keith Smith (Port Of Seattle), Kelly Whiting (King County), Alan Black (HNTB), Paul Fendt and Tom Atkins (Parametrix), Joe Brascher (AquaTerra), Felix Kristanovich (Foster Wheeler). Topics covered: King County feedback on PINK Deliverable 2 Appendix B2 (changes to Figure B2-3B gauge 42C, Table B2-2 corrections, PERLND numbers); Deliverable 5 scoping (Appendix D supplement, Appendix F text changes, Table A-3, Sheet C-40, SDS7 Vault, SDW1B infiltration feasibility, temporary Pond B seepage mitigation); Deliverable 6 scoping (maintenance feasibility memo for deeper-than-standard and above-ground vaults covering human access, equipment access, pumping depth, inspections, sediment removal). Next meetings scheduled for 4/2, 4/4, and 4/9.

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