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Tracy J. Lyman, P.E.,
P.G., Principal
Mr. Lyman has over 35 years of progressive experience
in geological and geotechnical engineering specializing in rock
and soil engineering and hydrogeology. He has applied this expertise
to a variety of waste management and remediation, tunneling,
trenchless technology, highway and bridge, water development,
hydroelectric, power, mining, and industrial projects throughout
the United States and abroad. READ
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Raymond
W. Henn, Ph.D., P.G., Principal
Dr. Henn has more than 37 years of heavy construction experience
with a concentration in tunneling, water and wastewater, transportation
and hydroelectric projects. He has a strong background in
general heavy civil construction, mass and specialty concrete
placement, deep foundations, shaft and tunnel excavation and
lining, and geotechnical and structural grouting.
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Steven C. Kuehr, P.E., Senior Associate
Mr. Kuehr has over 26 years of progressive geotechnical
engineering experience specializing in water supply, sewerage,
commercial, industrial, highway, bridge, land development, environmental
assessment, and remedial design and construction. READ
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John A. Copp, C.C.E., C.V.S., Senior
Estimator
Mr. Copp has more than 31 years of experience in engineering
design and construction estimating. He has extensive experience
in hydroelectric and tunneling/underground construction. In
addition, he has engineering design experience that has focused
on dams and other hydroelectric projects. READ
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Kent A. Pease, P.E., Senior Engineer
Mr. Pease has over 23 years progressive experience
in geotechnical engineering throughout the United States. His
experience covers a wide range of projects including tunnels,
trenchless technology, roads and highways, bridges and viaducts,
water and wastewater treatment plants, dams and embankments,
environmental remediation, slurry walls, collection trenches,
landfills, foundations, and soil improvement. READ
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Minal L. Parekh, P.E., Senior Engineer
Ms. Parekh is a geotechnical engineer with over 11
years of experience in a variety of geotechnical, environmental,
and computer engineering applications. Ms. Parekh's experience
includes pipeline design, shallow and deep foundation design,
retaining wall design, specification and contract document preparation,
and construction submittal review. READ
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Nathan
Soule, P.G., Project Engineer
Mr. Soule has five
years of progressive experience in a variety of geotechnical
and geological projects. Mr. Soule's experience includes construction
observation and testing, geotechnical surface and subsurface
investigations, preparation of engineering design reports
and contract documents and specifications. READ
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Kathryn Peters, E.I., Engineer
Ms. Peters has more than three years of experience
in a variety of geotechnical, environmental, and construction
management projects. Her office experience includes preparation
and review of engineering reports and submittals, computer aided
drafting, and field data interpretation and analysis. She also
has extensive field experience including geologic investigations,
quality control testing and construction management. READ
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Benny Siljenberg, E.I., Engineer
Mr. Siljenberg has five years of progressive experience
in a variety of geotechnical projects. His experience
includes construction observation and testing, geotechnical
surface and subsurface investigations, preparation of engineering
design reports, contract documents and specifications.
Mr. Siljenberg has been involved in construction observation
and testing for a variety of projects including subdivision
development, site grading and fill compaction, masonry, reinforced
steel and footing inspections, as well as roadway construction.
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Gregory Snyder, Scientist
Mr. Snyder has over two years of experience in a variety
of geotechnical and geologic engineering applications, as well
as quality control, construction materials inspection, laboratory
testing and serves as the head of our laboratory testing department.
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