Christopher A. Hasse, P.E., S.E.

Property Practice Leader

Forensic Services

Seattle

Background

Mr. Christopher Hasse has a diverse background in structural design and forensic analysis of commercial, residential, and industrial structures utilizing a wide range of materials. Mr. Hasse has design proficiency in wood design, structural steel, masonry, concrete, and cold-formed steel. He has also designed non-building structures such as cladding and veneer support, signs, concrete retaining walls, masonry retaining walls, screen walls, soldier pile shoring walls, carports, industrial storage tank foundations, processing tower foundations, metal building foundations, and supports for distribution center conveyors.

Mr. Hasse has design proficiency in wood design ranging from single-level to five-level residential wood structures, pre-engineered wood trusses, wood I-joists, and structural insulated panels. He has design proficiency with structural steel design of single-level box buildings, multi-level buildings, steel bar joists, composite steel and concrete beams, moment frames, concentrically braced frames, and eccentrically braced frames. He has completed many cold-formed steel designs for cladding and veneer support, as well as a four-story load-bearing cold-formed building with sheet steel shear walls. His design proficiency with masonry includes concrete masonry units, clay masonry, and brick veneer, as well as some unreinforced brick remediation. Mr. Hasse is design proficient with concrete conventional shallow foundations, concrete foundations on pin-piles, concrete foundations on augercast piles, cast-in-place concrete structures, tilt-up wall structures, and pre-cast concrete structures.

Forensic evaluations conducted by Mr. Hasse have included foundation settlement, snow/ice damage, collapses, flooring failures, and extent of damage and repair recommendations from fire/explosions, tornadoes, hurricanes, landslides, and earthquakes. Mr. Hasse has extensive experience evaluating construction defects, building envelope issues, and moisture intrusions. He has investigated construction vibrations to residential, commercial, and historic properties. He has evaluated damaged freeway bridges of both steel and concrete construction. He has evaluated waterfront structures including marinas, bulkheads, private docks, and drydocking.

Mr. Hasse has extensive experience with premises liability evaluations including trip-and-fall evaluations, lighting evaluations, balcony guardrail evaluations, and snow removal and storage evaluations. Common trip-and-fall evaluations have included stairs, curbs, handrails, wheel stops, flooring transitions, and doorways.

Education and Certifications

• Structural Engineering, B.S.: University of California, San Diego (1995)

• Registered Professional Civil and Structural Engineer: Washington, Oregon, California, and Oklahoma

• Registered Professional Civil Engineer: Alaska, Georgia, Louisiana, New York, New Jersey, Texas, and Florida

• Registered Professional Structural Engineer: Illinois and Hawaii