Consulting Structural Engineer
WHO WE ARE
About JRD Structural Engineering
JRD Structural is an engineering practice rooted in the Pacific Northwest. With 20 years of experience, we specialize in structural design, building evaluation, construction engineering, and peer review.
We bring creative problem-solving to challenging projects.

Jeff Diephuis
PE, SE – PRINCIPAL/OWNER
With over 20 years of experience in the structural engineering field, Jeff has led the design of commercial, industrial, and residential projects of all types and sizes.​
In addition to engineering new structures, Jeff has led the design of renovations, overseen seismic retrofits, and performed structural evaluations of modern and historic buildings. His extensive construction-engineering experience includes evaluation of construction loads, design of temporary shoring and bracing, and development of complex rigging and lift plans.
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Beyond his engineering expertise, Jeff brings a background in shipyard project management, structural research fabrication, and framing carpentry. This hands-on experience makes him uniquely capable of delivering designs that not only work, but can be efficiently constructed.
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At the core of Jeff's practice is a commitment to creative problem-solving. Whether achieving an architectural vision, economizing a design, or planning a safe and efficient construction plan, Jeff develops and implements project-centered structural solutions.
LICENSES
Structural Engineer – WA, OR, CA, AK, HI
Professional Engineer, Civil – WA, OR, CA
Professional Engineer, Naval Architecture / Marine Engineering – WA, OR

OUR MISSION
At JRD Structural, our mission is to provide innovative and cost-effective structural engineering solutions.
We achieve our mission by working closely with our clients to understand their needs and goals, staying up to date with current standards and technology, and collaborating with other professionals to deliver comprehensive and integrated design solutions.
We don't just deliver a structural design. Maintaining a holistic view, we bring structural solutions to project challenges.
Experience
We bring a wealth of knowledge and expertise to every project. We are committed to keeping pace with the latest industry trends and technologies to provide our clients with the best possible solutions.
Innovation
We approach each project with a fresh perspective and are always looking for innovative solutions to complex problems. We encourage creative thinking and collaboration to deliver unique and effective design solutions.
Quality
At JRD Structural, we are committed to merging collaborative problem solving with technical excellence. We take pride in our attention to detail and our ability to consistently deliver projects on time and within budget.