Yajie Guo P.E.
PA
Senior Engineer
M.S., Civil & Environmental Engineering, Carnegie Mellon University
B.S., Civil & Environmental Engineering, Iowa State University
Ms. Guo has expertise in remedial design, CCR impoundment and landfill closure, land development, geotechnical / slope stability analyses, stormwater design, and construction oversight. At KEY, she is instrumental in providing support for projects including: CCR unit closures, slurry wall design, river sediment removal and reconstruction, residual waste landfill closure, brownfield redevelopment, water and wastewater treatment process improvement, and oil and gas well pad design.
Experience:
Years of Experience/Years with KEY: 10/10
Practice Area(s):
Coal Combustion Residuals
Brownfield Remediation/Redevelopment
Soil & Groundwater Remediation
Site Development
Oil & Gas Services
Water & Wastewater Design
Site Assessment
Construction Oversight
Specialties
CCR Impoundment and Landfill Closure
Remedial Design and Permitting
Land Development Design
Stormwater Design
Geotechnical /Slope Stability Analysis
Sampling and Analysis
View More
Representative Projects:
Fly Ash Impoundment Cover System Design
Performed analyses and design of geomembrane layer accommodating differential settlement, cushion geotextile, channel lining, and erosion and sediment control features
Prepared Technical Specifications, QA/QC Plan, and PTI application forms
Conducted field oversight on clay cover layer construction, daily inspection, CQA testing and measurements, and documentation of the construction activities
Former LNG/Oil Refinery Brownfield Redevelopment
Analyzed stormwater stage storage and discharges with tidal influence
Prepared seasonal high groundwater table and settlement calculations
Assisted with permit and construction drawing set revisions, including groundwater level analysis, final cover layer thickness calculations, modeling final cap grading phases in Civil 3D, and volume calculations
Provided engineering support during construction phases, including as-built survey analyses and final cover layer quantity estimates for active construction phases, as-built final cover layer thickness confirmations, and remedial design revisions
Former Chemical Processing Facility Superfund Site
Performed field oversight on wetland excavation, 60 mil LLDPE geomembrane installation, wetland restoration, fill material placement and compaction, and daily inspection
Completed CQA testing and measurements
Documented the construction activities
Improved existing groundwater treatment system, including revising pipeline layout, and upgrading mixing tanks and treatment equipment.
