CIVIL ENGINEERING

At PEI Engineering, we provide practical, code-compliant civil engineering solutions for residential and commercial projects. Our services cover site planning, grading and drainage design, stormwater management, and utility layout to ensure your project meets all local requirements. Every project is carefully evaluated to optimize site functionality, improve drainage performance, and reduce long-term maintenance issues.

Our team prepares detailed, permit-ready civil plans including site layout, grading plans, drainage calculations, and utility coordination. We work closely with homeowners, builders, and developers to deliver efficient designs that meet city standards and streamline the permitting process. Whether you are building a new home, planning an addition, or developing a commercial site, our solutions are tailored to your specific needs.

With a strong focus on constructability and compliance, PEI Engineering ensures that each design is both practical in the field and aligned with regulatory requirements. From initial concept through final permit approval, we provide reliable engineering support to help move your project forward with confidence.

Site & Plot Planning
Building placement, setbacks, easements, zoning checks, finish floor elevations, driveways, and access layout.

Grading & Drainage Design
Lot grading, positive drainage flow, surface runoff routing, swales, contour design, and compliance with city drainage criteria.

Stormwater Management
Runoff calculations, small detention/retention solutions, roof drainage routing, gutter/downspout discharge, and drainage area mapping.

Civil engineering site plan showing grading, drainage layout, and utility design
Civil engineering site plan showing grading, drainage layout, and utility design

Water & Sewer Utility Plans
Water service routing, sanitary sewer layout, cleanouts, slope design, invert elevations, and tie-in coordination with the city.

Commercial Site Engineering Parking lot layout, ADA access routes, dumpster pads, sidewalks, fire lane considerations, and general site improvements.

Permit-Ready Civil Drawings & Calculations
PE-sealed Site Plan, Grading & Drainage Plan, Utility Plan, Stormwater calculations, and erosion control notes as required.