TagConstruction(153)
-
2001-06-22Aerial View of Highway Construction Zone Near Puget Sound Shoreline
Aerial photograph showing a multi-lane highway (likely I-5 or SR-99 in the Pacific Northwest based on vegetation, terrain, and visible Puget Sound shoreline) with an active road construction zone at a cross-street overpass. Construction equipment including excavators is visible at the interchange, and a residential/suburban area with dense tree cover surrounds the corridor. -
2001-06-22Aerial View of Sea-Tac Airport Construction and East Airfield Development
Aerial photograph looking north over Sea-Tac Airport showing active construction, including what appears to be a new terminal or cargo facility under development on the airfield's east side, a retention pond, and the main runway complex. The Boeing facility and hangars are visible in the upper left, consistent with the airport's proximity to Boeing Field/King County International Airport area. -
2001-06-22Aerial View of Grading, Earthwork, and Retention Pond South of Sea-Tac Airport Runway
Aerial photograph showing active grading and earthwork operations with a newly constructed retention/detention pond in the foreground, situated immediately south of a Sea-Tac Airport runway. Heavy equipment is visible on the graded site, with the airport terminal complex and taxiways visible in the background. -
2001-06-22Sea-Tac Airport Runways with Retention Pond Under Construction and Adjacent Warehouse Buildings
Aerial photograph showing Sea-Tac Airport runways and taxiways in the upper portion of the frame, with a retention/detention pond under construction in the middle ground and commercial/industrial warehouse buildings in the foreground. The image appears to document airport-adjacent land use and stormwater infrastructure, likely relevant to airport expansion or environmental compliance activities. -
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, -
2000-10-16Exhibit 7: STIA Construction Site Stormwater Monitoring — October 16 and 20, 2000
STIA Construction Site Stormwater Monitoring reports dated 10/16/00 and 10/20/00, samplers JL/RS and JB/RS. Documents turbidity and pH measurements at multiple Sea-Tac Airport construction sites including Logistics Site Development (Tyee Pond, Des Moines Creek outfall), MWS Lagoon 3 Construction, Airfield Improvement (SDS3-594, SDS-6, SDS-7), Dobbs Flight Kitchen Remodel (SDE4-611, SDE4-607, SDE4-615, SDE4-601, SDE4-602), Booster Pump