Project location
Rochester is listed with Sangamon County, Illinois in the US locality directory. Associated ZIP code: 62563.
A mailing ZIP code does not establish which agency has permitting authority. Check your project address with the local building department before submitting plans.
Explore Sangamon County or Illinois service areas.
Before you request a PE stamp
Include the project address in Rochester, the relevant construction drawings and calculations, your engineering discipline, and any comments from the permitting authority. An engineer must review the actual scope before determining what can be sealed.
Engineering services for your project
Structural and civil engineering
Request structural calculations, foundation and connection review, civil plans, or a professional engineer's seal for eligible permit and construction documents.
Electrical and mechanical engineering
Share electrical drawings, HVAC and plumbing plans, equipment information, or energy-system documents for a discipline-specific engineering review.
What to send for a quote
Provide the project address, drawings and calculations, the intended use of the documents, the permitting authority if known, and your timeline. A licensed engineer can review the scope and advise on next steps. Fees and turnaround depend on the project.