Location: SeaTac, WA
Owner: Sound Transit
OCI assisted the PCL/HDR team with permitting, design, and construction of 1.6 miles of double-track Light Rail Transit (LRT) elevated line between the SeaTac/Airport Station and S 200th St. The project included a track guideway, a terminal station at the intersection of S 200th St. and 28th Ave. S, site work, and roadwork in SeaTac, WA. With this extension, the Link Light Rail runs from downtown Seattle to the City of SeaTac. Specifically, OCI’s responsibilities included Drainage Design and Temporary Sediment and Erosion Control (TESC) Design. The Drainage Design consists of Drainage Plans and assistance with Hydraulic Report. TESC Design included TESC Plans and Narrative, Conveyance and BMP sizing, and Water Quality Monitoring Plan.
Conceptual Image courtesy of Sound Transit.

Service Details >>
- Stormwater Management and Design
- Stormwater Detention, Infiltration, and Treatment Design
- Hydrologic and Hydraulic Modeling
- Stormwater Pollution Prevention Plan (SWPPP) and Narrative
- Temporary Erosion and Sediment Control (TESC) Plans
- Green Streets and On-Site Stormwater Management Approaches
- Bridge Scour Analysis
- Highway Runoff Dilution and Loading Stormwater (HI-RUN) Model
- Culvert Analysis and Design


Laurie is an accomplished hydraulic and transportation engineer with 21 years of experience in designing and managing both public and private projects. Designing and delivering projects across Puget Sound, Laurie’s project experience ranges in size from small intersection improvements to multi-billion dollar mega projects. She excels at managing and organizing the day to day activities of complex projects and design teams, providing coordination, scope compliance, technical guidance, work planning, scheduling, and reporting.
OCI Shareholder
Joined OCI: 2013
Education: BS in Civil Engineering, Gonzaga University
Licenses/Certifications: PE in Washington State, Low Impact Development (LID) certification
HOBBIES & INTERESTS
Laurie has an adventurous and inquisitive spirit and enjoys travelling, reading, hiking, camping, biking, and keeping up with her two dogs. She loves exploring and learning interesting facts about the places she and her husband, Jesse, visit on their travels. Laurie plays the fiddle and the concertina in an Irish rock band.