TagConstruction(144)
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2001-06-22Aerial View of Sea-Tac Airport Runway System and Stormwater Pond Under Construction
Aerial photograph looking north toward Seattle-Tacoma International Airport, showing a runway and taxiway system in the mid-ground, a large retention/stormwater pond under construction in the middle distance, and commercial/industrial development in the foreground. The Boeing manufacturing facilities and Renton area are visible in the upper background, consistent with the airport's geography south of Seattle. -
2001-06-22Aerial View of Sea-Tac Airport Runway Strip, Retention Ponds Under Construction, and Adjacent Industrial Facilities
Aerial photograph showing a runway strip, retention ponds under construction, and adjacent industrial/warehouse facilities. A multi-lane road curves through the foreground, with residential and commercial development visible in the background. -
2001-06-22Aerial View of Construction and Retention Pond Adjacent to Sea-Tac Airport Runway
Aerial photograph showing an active construction site adjacent to what appears to be an airport runway (visible at top with threshold markings and taxiway signage). The site features a large retention/detention pond under construction, a roadway with active traffic, and commercial development in the foreground, consistent with infrastructure work near Sea-Tac Airport. -
2001-06-22Aerial View of Highway, Forested Buffer, Retention Ponds, and Airport Runway or Taxiway
Aerial photograph showing a multi-lane highway running diagonally across the frame, with a dense forested buffer zone to the north and active construction equipment visible along the roadway margin. A water treatment or retention facility with rectangular settling ponds is visible in the upper left, and what appears to be an airport runway or taxiway is visible at the top of the frame. -
2001-06-22Aerial View of Stormwater Retention Pond Construction Adjacent to Sea-Tac Airport
Aerial photograph showing a large rectangular retention or stormwater pond under active construction adjacent to Seattle-Tacoma International Airport. Airport runways, terminal buildings, and aircraft are visible in the background, along with construction equipment and a road corridor in the foreground. -
2001-03-06EXH AR049967: Addendum to STIA North Electric Service Upgrade Determination of Non-Significance
Port of Seattle SEPA addendum (POS SEPA No. 01-05, AR 049967) dated March 6, 2001, for the Seattle-Tacoma International Airport North Electric Service Upgrade project. Documents a revised proposal for the North Main Service Point site location and 12.5 kV cable route connecting to the Bow Lake Substation via International Boulevard near South 176th Street. -
2001-03-01EXH 308: Email Fendt to Ludwa – Specific Information Needs TESC NHC Comment 20
In a March 2001 email exchange, Paul Fendt responds to Ken Ludwa regarding specific information requests related to TESC (Temporary Erosion and Sediment Control) facilities, calling the level of detail requested 'absurd.' The information requests from Ludwa included clearing limits, tributary areas for ESC facilities, pump sizes, power supply specifications, spill prevention plans, and the expected duration of temporary facilities. The document appears to be part of an administrative record related to construction or environmental control planning at or near Sea-Tac Airport. -
2000-12-04EXH AR049659: Geotechnical Engineering Analyses and Recommendations — Third Runway Embankment, Sea-Tac Airport
Hart Crowser draft geotechnical engineering report (J-4978-28) prepared for HNTB, December 4, 2000, addressing the Third Runway embankment at Seattle-Tacoma International Airport, SeaTac, Washington. Covers embankment fill materials, slope stability analyses, foundation instability, subgrade improvements, liquefaction analysis (175-year and 475-year seismic events), FLAC deformation modeling, MSE walls (North Satellite Area, West, South), Phase 4 fill, -
2000-11-09EXH AR046304: Stability Review of RECo 30% Design — Third Runway Embankment Project
Memorandum dated November 9, 2000 from Barry Chen, P.E. of Hart Crowser to Jim Thomson, P.E. of HNTB (J-4978-30), reviewing RECo’s 30% design for NSA, West, and South MSE (Mechanically Stabilized Earth) walls for the Third Runway Embankment Project at Sea-Tac Airport. Using SLOPE/W limit equilibrium analyses and FLAC displacement-based modeling, Hart Crowser identified marginal -
2000-10-20EXH AR017259: STIA Construction Site Stormwater Monitoring Reports, 10/16/2000 and 10/20/2000
STIA Construction Site Stormwater Monitoring reports dated 10/16/2000 and 10/20/2000, samplers JL/RS and JB/RS. AR017259–AR017261. Documents turbidity and pH measurements at multiple construction sites including Logistics Site Development (unnamed catch basin, Tyee Pond, IWS Lagoon 3), MWS Lagoon 3 Construction treatment facility, Airfield Improvement (construction staging area, SDS-7, SDS-6, SDS3-594), Dobbs Flight Kitchen Remodel (SDE4-611,