Roof Trusses

Company: 
Structural Building Components Association (SBCA)

Structural building components, like roof trusses, are custom designed and built in specialized manufacturing environments then delivered to the jobsite where framers install them along with permanent bracing to create the overall structural system. Roof trusses are used in all types of construction, from residential to commercial to agricultural, and are assembled from structural framing lumber and fastened at the joints with metal connector plates.

Engineering Services

DrJ provides engineering and related services specializing in light-frame construction.

Structural engineering services are not currently offered in Illinois.

Product Certification

DrJ is an ISO/IEC 17065 accredited product certification body through ANSI Accreditation Services. 

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Learn more about DrJ and let us know how we can help with innovative products, processes and services. Knowledge, sound design and good installation always lead to success!

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