TagMaster Plan(51)

Low Streamflow Analysis prepared by Earth Tech, Inc. for Port Of Seattle as part of the Seattle-Tacoma Airport Master Plan Update, dated December 2000. AR 043961. Report covers existing streamflow conditions, watershed modeling of current and proposed conditions, hydrologic behavior of runway fill, changes in non-hydrologic flows, effects of secondary recharge, reserved stormwater release, and

Comprehensive Stormwater Management Plan (SMP) prepared by Parametrix, Inc. for the Port of Seattle, Seattle-Tacoma International Airport (STIA) Master Plan Update Improvements, December 2000, project number 556-2912-001(28). Document includes a July 2001 preface with replacement pages developed in response to Washington State Department of Ecology (Ecology) comments on Volumes 1 through 4. Covers stormwater management,

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

The Port of Seattle submitted a Joint Aquatic Resources Permit Application (JARPA) in August 2000 for the Miller Creek Project, part of Master Plan Update Improvements at Seattle-Tacoma International Airport. The application, prepared by Parametrix, Inc., seeks permits related to work affecting Miller Creek, Walker Creek, and associated wetlands in the City of SeaTac. The project required approvals from multiple agencies, including the Washington Department of Fish and Wildlife for a Hydraulic Projects Approval (HPA).

Draft Revised Off-Site Wetland Mitigation Plan prepared by Parametrix, Inc. for Port Of Seattle regarding Seattle-Tacoma International Airport Master Plan Update Improvements, dated August 18, 1998 (project number 55-2912-01(03)). Document covers rationale for off-site habitat mitigation, mitigation site selection, revised project wetland impacts as of July 14, 1998, and revised mitigation plan design objectives. Includes

Draft Des Moines Creek Flow Augmentation Plan prepared by Parametrix, Inc. for Port Of Seattle, dated August 18, 1998, AR 041729. Document covers proposed design for flow augmentation of Des Moines Creek using existing wells, well upgrades, conveyance system, and stream discharge at Seattle-Tacoma International Airport (Sea-Tac Airport) Master Plan Update Improvements. Includes operational criteria,

This 1997 Federal Aviation Administration Record of Decision granted final approval for major development actions at Seattle-Tacoma International Airport, including construction of a new 8,500-foot third parallel runway, a 600-foot extension of an existing runway, and various landside facility improvements planned through 2010. The decision followed years of environmental review, public comment, and regional planning studies aimed at addressing growing passenger demand and significant air traffic delays, particularly during poor weather conditions.

The North SeaTac Park Master Plan (draft) was submitted to the City of SeaTac and King County by Jones & Jones on June 26, 1992. The plan was developed with input from City of SeaTac staff, the Mayor and Council Members, and a citizen North SeaTac Park Advisory Committee, along with King County Parks Division. It outlines the master planning framework for North SeaTac Park, a public green space situated in the community adjacent to Seattle-Tacoma International Airport.

This 1985 Master Plan Update, prepared by Peat Marwick/TRA for the Port of Seattle, outlines the long-term development strategy for Sea-Tac International Airport to handle projected growth in air traffic through the early 2000s. The plan rules out construction of new runways due to existing capacity, prior investment, and environmental concerns, while recommending expansion of the passenger terminal complex to accommodate up to 55 air carrier gates and 25 commuter airline gates. Planning activity levels projected total annual passengers growing from 12.5 million in the short term to 21 million in the long term.

This November 1983 document outlines the Master Plan Update for Jackson International Airport (Sea-Tac), prepared by Peat Marwick and TRA for the Port of Seattle. It presents a nine-month project schedule covering 13 elements—ranging from study design and passenger surveys to alternative layout plans and a financial development schedule—along with a project organization chart showing the Port of Seattle's steering committee and staff alongside federal and consulting partners.