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STNI

STNISea-Tac Noise.Info

  • Solve for Sea-Tac. Solve for every airport.
  • Since 2016, working to obtain justice for everyone living under the flight path.
  • Less Noise. Cleaner Air. Better Public Health. Compensation.
  • Everything you think you know about the airport is wrong.

TagConstruction(149)

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  • 1997-05-01

    Appendix C-4: Construction Impacts Report — Seattle-Tacoma International Airport Final Supplemental Environmental Impact Statement

    This technical report supplements the Final Environmental Impact Statement for Seattle-Tacoma International Airport's Master Plan Update, focusing on construction impacts related to the proposed Third Runway and associated projects. It analyzes fill material requirements estimated at 17.25 million cubic yards, haul routes, and truck traffic volumes, noting that the construction timeline was extended from three to five years, which reduced the number of average daily truck trips compared to earlier estimates. The report examines both on-site and off-site material sources and assesses potential traffic congestion impacts on regional roadways during the construction period.
    TagsConstruction, EIS, Environmental Impact Statement, Port Of Seattle, Sea-Tac Airport, Third Runway
  • 1993-01-01

    Stormwater erosion and sediment control for large parcel construction

    This Washington State Department of Ecology report outlines stormwater erosion and sediment control requirements for large construction projects involving one or more acres of disturbed land in the Puget Sound Basin. It describes best management practices (BMPs) such as covering exposed soil, trapping sediment onsite, and protecting adjacent properties from runoff and sediment. Developers are required to create an erosion and sediment control plan and are financially responsible for its implementation.
    TagsConstruction, Ecology, NPDES, RCAA, Stormwater, Water Quality
  • 1991-01-01

    Sea-Tac Airport Terminal and Parking Garage Construction, 1991

    An aerial photograph shows active construction of a multi-story parking garage and terminal expansion at Seattle-Tacoma International Airport, with a tower crane visible on site. The existing curved terminal building, a spiral parking structure, aircraft at gates, and the air traffic control tower are visible in the background.
    TagsAirport Expansion, Construction, Parking, Sea-Tac Airport
  • 1978-08-13

    Sea-Tac Airport Aerial View During Central Terminal Construction

    Aerial photograph of Seattle-Tacoma International Airport during a major construction phase, showing the new central terminal under construction (circular/horseshoe structure). Visible airline facilities include United Air Lines (foreground), Northwest Airlines, Western Airlines, and Alaska Airlines hangars, along with extensive parking areas and tarmac operations.
    TagsAirport Expansion, Construction, History, Runways, Sea-Tac Airport
  • 1971-01-01

    Sea-Tac Airport Satellite Terminal Construction, 1971

    North or South Satellite?
    TagsConstruction, North Satellite, Runways, Sea-Tac Airport
  • 1970-01-01

    Sea-Tac Airport Aerial View with United Airlines Gates and Terminal Construction

    Black-and-white aerial photograph showing Sea-Tac Airport's existing terminal with multiple United Airlines jet aircraft (visible 'UNITED' livery on fuselages) parked at gates, alongside a large active construction project underway immediately north of the terminal. Extensive parking lots, access roads, and surrounding commercial development are visible in the background.
    TagsAirport Expansion, Construction, Runways, Sea-Tac Airport, United Airlines
  • 1969-01-01

    Second Runway Construction Aerial Photograph 1969

    Black-and-white aerial photograph showing a large commercial or military airport with multiple runways in an X/crosswind configuration, taxiways, terminal areas, and extensive surrounding residential and commercial development. The image appears to be a historical mosaic aerial survey photograph, consistent with mid-20th century planning or noise-study documentation.
    TagsAirport Expansion, Construction, History, Runways, Sea-Tac Airport, Second Runway, Walker & Associates
  • SeaTimes-10021947-four bids on bow lake airport-BD4D552785CD09871DD1EC6C22B2D375

    A newspaper clipping dated 10/2/47 reports that four firms submitted bids for construction of the administration building at Seattle-Tacoma Airport at Bow Lake, with Lease & Leighland Contract Company as low bidder at $2,190,025. The low total bid for all three phases of construction was $2,755,626, with contracts to be awarded at the Port of Seattle commissioners' weekly Tuesday meeting.
    CategoriesHistory TagsBow Lake, Construction, Sea-Tac Airport, Seattle Times
  • 1947-01-01

    SEA-TAC Early Construction Circa 1947

    Black-and-white aerial photograph showing an airport facility with runways, a large hangar building in the foreground with several propeller aircraft on the apron, and what appears to be active construction of terminal or support buildings in the mid-ground. The early runway configuration and propeller-era aircraft suggest a mid-20th century timeframe, consistent with Sea-Tac Airport's development period.
    TagsConstruction, History, Runways, Sea-Tac Airport

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    START meetingagenda 2026826 final 0 pdf

    Meeting Objectives Introduce the primary feedback themes identified by StART members regarding StART’s Operating Procedures and determine areas that may warrant future discussion. 5:00 PM – Welcome Meeting Management Welcome Lead: Andrés Mantilla, Facilitator, Uncommon Bridges; Wendy Reiter, Airport Managing Director, POS 5:15 PM – Dinner: All participants eat. 5:30 PM – StART Operating Procedures

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    Cawg agenda sep 3 26 virtual pdf

    Meeting Agenda 10:00 a.m. – 10:15 a.m. | Welcome – Evan Nordby, Chair a. Introductions and Agenda Reviewb. Status of appointments and non-voting member invitationsc. Other updates as necessary 10:15 a.m. – 11:00 a.m. | Is it practical and legal to operate the western Washington [Puget Sound] airports as a single airport system? – Consultant

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Issues

Sea-Tac Airport is currently undergoing the largest and longest expansion in its history, collectively known as the Sustainable Airport Master Plan (SAMP). Some of it you can already hear, but you’re probably not aware of what it all means. Here’s what you need to know.
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Read This!

As the source for federal transportation grants, the Puget Sound Regional Council was charged with developing a system to meet the growing need for commercial aviation. When the search for a second airport failed, they authorized the Port of Seattle to build the Third Runway, with a mandate to develop a noise abatement and mitigation program. In their effort to stop the Third Runway, the ACC argued over every detail of the Port's efforts--including property buyouts and sound insulation. The dispute was meant to be settled by a three member Expert Arbitration Panel. This is their final report. It finds 2-1, that the Port's program was insufficient in several respects. Despite that, funding for the Third Runway was approved by the PSRC, and the 'Port Package' program, proceeded largely unchanged. Expert Arbitration Panel's final decision finding that the Port of Seattle had not shown sufficient reduction in real on-the-ground noise impacts to satisfy noise reduction conditions required for approval of a third runway at Sea-Tac International Airport. The majority decision concluded the Port's noise abatement programs were insufficient despite being impressive in scope.
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