HomeMy WebLinkAboutEnviro Meeting Minutes_05-01-26Sound Transit Renton Transit Center
Environmental Weekly Meeting Minutes
May 1, 2026, 10:00am
Submittals
Sanitary Sewer Authorization – KCIW Review
Site Specific Waste Management Plan – No update
Ensure environmental commitments tracking log is submitted quarterly.
Follow up on using an existing template. – waiting on template, more to come. – No update
Excavation spoils disposal plan in process – No update
Chemical Usage Document, send daily chemical usage logs on a daily basis – Watertectonics? – Ashley to look into.
Upload DMRs to Shimmick Sharepoint link – COMPLETE
Open TESC Items
Ready to submit April DMR
Water treatment update – Installing dewatering wells and plan to start those next week.
Dewatering well update – wells currently off until able to move forward on sewer site work.
Installing dewatering wells on the storm and may add wells on the South sewer to assist with potholing work.
Contaminated soil update – Dirt has been sampled outside the known area, results are in Sound Transit court.
Contaminated area encountered, ditch is lined with plastic and pile is covered.
Eric – Results of contamination should come in today.
Plug new catch basin structures as they get installed. - COMPLETE
Replace asphalt berm on North perimeter when feasible. – Remove, Shimmick will replace when needed. Silt fence in place.
Keep an eye on trackout and keep pavement swept as much as possible.
Wheel washing area planned for Gate 3 or Gate 2, needs to be coordinated with utility installation. Area will be bermed with sump and tank to capture wash water. Plenty of room in
tank to capture this water while waiting for sewer discharge permit.
Need to get inlet protection in CBs at exits when traffic control is setup.
Sealing asphalt berms at entrances. – New berm being installed at the Northern entrance.
Upcoming Schedule.
On site sewer work: currently on hold
Install dewatering wells Grady Way: currently on hold
Sewer work on Grady Way: currently on hold
On site storm work: 4/16 – 5/13
PSE excavation in SW corner – NuCo went through orientation, they will install conduit for PSE, Shimmick will excavate. Will need to schedule Shimmick arborist to be on site during
work performance.
New Business
Cameron – Republic Services waste profile is needing to be signed by Ross (ST), will email Alyssa to help coordinate this.
Coordination in process to address questions from Republic Services.
Greg – more coordination needed.
Need to get CESCL reports transmitted – Encore/Shimmick
Alyssa out of town 4/23 – 4/28 and 5/1.