SJK Engineering is a full service civil engineering firm specializing in construction engineering, construction inspection, surveying and materials testing.
SJK Engineering is a full-service civil engineering firm versed in all aspects of civil engineering, specializing in construction engineering, construction inspection, surveying and materials testing. The firm has experience in a large array of transportation projects, ranging from rural bridge reconstructions to multi-million dollar interstate reconstructions. Our staff has experience in both urban and rural complete roadway reconstruction. The firm was founded on the belief that quality is far more important than quantity. SJK Engineering has two full time engineers, and several part time consultants with a wide range of certifications and experience. The firm specializes in Wisconsin Department of Transportation projects and employs several HTCP certified technicians including: AggTech-1, aggregate sampling and testing; PCC-Tech1, concrete sampling and testing, and nuclear density testing. We are based out of Madison, WI, with one certified materials lab in Muscoda, WI.