TagSAMP(650)

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,

Handwritten Record of Telecon dated 7-27-01, call from Kelly Whiting (KCI), subject: low flow — Wetland 44a. Notes state no water coming from the drain to south, cut not fill on runway, third-way model over-estimated flow; Parametrix modeled at 2200; 11,000-foot estimate; embankment will provide flow except where lined; flows feeding 44a are not meeting

Handwritten note from Yvonne to ‘Azura’ transmitting notes from Gordon regarding the Third Runway, noting he does not think they are deliberative. Also includes meeting notes dated 7/17/01 at 10pm for a Third Runway Project Update attended by Ann K, Ray H, John M, Kevin F, Tania Sorenson, Kelly Whittig. Notes cover SMP/Low Flow status:

Parametrix, Inc. wetland functional analysis forms prepared for the Port Of Seattle Master Plan Update, documenting wetland attributes for wetlands A6-A7-A8 and A12-A13-A18, dated 4/5/01, investigator W.K./Mil. Records presence/absence of wetland attributes including vegetation classes (Cowardin), forested wetland coverage (80%, 30%), impervious surface (>60% urban/runway), buffer conditions, seasonal ponding, emergent vegetation, seeps and springs, flooding

Wetland Delineation Report prepared by Parametrix, Inc. for Port Of Seattle, Seattle-Tacoma International Airport (Sea-Tac Airport), December 2000, project number 556-2912-001 (41). Report covers wetland delineation for Master Plan Update Improvements including North Employee Parking Lot, Runway Safety Area Extension, Third Runway project area, Borrow Areas 1 and 3, South Aviation Support Area (SASA)/Tyee Valley

Draft memorandum dated August 21, 2000 from Jamie Beaver, Mike Bailey P.E., and Barry Chen P.E. of Hart Crowser, Inc. to Jim Thomson at HNTB (project J-4978-30) providing geotechnical design information for RECo for MSE wall and reinforced embankment fill design for the Third Runway Embankment at Sea-Tac Airport. Document includes minimum factors of safety

Draft modeled till thickness map around the Aircraft Operations & Maintenance Area (AOMA) at Seattle-Tacoma International Airport, WA, prepared by Associated Earth Sciences, Inc. on 01/24/00. Contour map showing till thickness in feet (0–90 ft range) with data points from 01-24-00, depicting existing runways, main SeaTac buildings, tunnels, streets, and streams. Administrative Record document AR