TagSAMP(336)

Draft figure (AR 037219) prepared by Parametrix, Inc. on March 5, 2002, mapping wetlands near Seattle-Tacoma International Airport (northern section) at scale 1:2400. Shows surveyed wetland boundaries, estimated wetland boundaries, other estimated or unverified wetlands outside project area, parcel boundaries, temporary impacts, and permanent impacts. Elevation points marked at 335.5, 335.3, 324.4. Administrative Record number

AR037220 draft wetland map (Figure 2, Southern Map) prepared by Parametrix, Inc., dated March 05, 2002, depicting wetlands near Seattle-Tacoma International Airport. Map shows surveyed wetland boundaries, estimated wetland boundaries, SASA boundaries, temporary and permanent impact boundaries, and wetlands outside project area at scale 1:2400. Includes elevation data points and wetland delineation markers across the

AR 053453. Map prepared by Parametrix, Inc. dated February 19, 2002, depicting future subbasins, watersheds, and detention facilities at Sea-Tac Airport. Shows water features including Miller Creek, Old Madres Creek, Walker Creek, detention facilities, proposed stormwater management facilities, reactive low-flow vaults and infiltration facilities, Master Plan impervious surfaces, future watershed boundaries, future subbasin boundaries, discharge

Transmittal form dated January 9, 2002, from Jim Kelley of Parametrix, Inc. to Ann Kenny at the Washington Department of Ecology NWRO (Bellevue, WA), Project Number 556-2912-001-01-03, Project Name STIA MPU Permitting. Transmits: (1) Revised Section 8-References for the Natural Resources Mitigation Plan (NRMP, November 2001) correcting omitted references; (2) Errata Sheet correcting reference callouts

Transmittal form dated January 9, 2002, from Jim Kelley of Parametrix, Inc. to Ann Kenny at the Washington Department of Ecology NWRO (Northwest Regional Office), Project Number 556-2912-001-01-03, Project Name STIA MPU Permitting. Transmits: (1) Revised Section 8 References for the Natural Resource Mitigation Plan (NRMP, November 2001), correcting omitted citations; (2) Errata Sheet correcting

Memorandum dated December 20, 2001 from Michael Bailey, P.E. and Reda A. Mikhail, P.E. of Hart Crowser, Inc. to Jim Thomson, P.E. of HNTB Corporation regarding AR053223, project 4798-40. Analyzes sensitivity of MSE (Mechanically Stabilized Earth) wall design to variations in soil shear modulus under dynamic/seismic loading for the Third Runway Project at Sea-Tac Airport,

Parametrix, Inc. December 2001 report for Port Of Seattle on Low Streamflow Analysis and Summer Low Flow Impact Offset Facility Proposal for the Seattle-Tacoma International Airport (STIA) Master Plan Update Improvements. Document AR018164, Exhibit 140. Covers HSPF model calibration, embankment modeling, non-hydrologic impacts (cessation of water withdrawals, removal of septic tank discharges), HEC-RAS modeling, vault

Draft map prepared by Parametrix, Inc. on November 07, 2001, AR 051191. The document is a draft aerial/planning map showing what appears to be the Sea-Tac Airport area and surrounding communities, with various zones, boundaries, and site designations marked. Labeled as draft and subject to change.

Parametrix, Inc. prepared this Des Moines Way Nursery Mitigation Plan (AR 052455) for Port Of Seattle, Seattle-Tacoma International Airport, November 2001, project number 556-2912-001(03). The plan covers wetland restoration and enhancement at the Des Moines Way Nursery mitigation site, including grading design, expected hydrology, wildlife considerations, planting plan, vegetation monitoring, performance standards, maintenance and contingency

Administrative Record AR051194 — Primavera Systems schedule document for the 3rd Runway Program (000683 Master Plan) at Sea-Tac Airport, updated as of 01SEP01. Covers Program Management, Environmental Permitting, West Side Laydown Area CIP, Auburn Wetlands Fill & Mitigation – Grading, and Safety Areas 16R/16L. Activities include site acquisition, noise mitigation, DOE 401 permit, environmental permitting,