Colorado License #PE.0060665 · 7,000+ Projects Delivered · Free Assessment

Civil Engineering Services

Site engineering for grading, drainage, stormwater management, erosion control, and utility coordination — prepared per local jurisdiction and Colorado water quality requirements.

Call for a Free Quote: (888) 305-3967

Civil Engineering for Colorado Sites

Our civil engineering services cover the site development documentation required for residential, commercial, and subdivision projects across Colorado. We prepare grading plans, drainage reports, stormwater management designs, erosion control plans, and utility coordination drawings — all formatted to meet your local jurisdiction's specific submission requirements. Colorado's varied terrain, from high plains to mountain valleys, creates site engineering challenges that require local expertise. Our engineers understand the soil conditions, drainage patterns, regulatory environment, and seasonal considerations that affect every Colorado site development project.

Civil Engineering Deliverables

We prepare the full range of civil/site engineering documents: • Grading plans — existing and proposed contour grading, cut/fill quantities, and spot elevations • Drainage reports and plans — stormwater runoff analysis, detention/retention design, and conveyance • Erosion and sediment control plans — temporary and permanent BMPs per Colorado Department of Public Health and Environment (CDPHE) requirements • Stormwater Management Plans (SWMP) — required for sites disturbing one acre or more • Utility plans — water, sanitary sewer, storm sewer, and dry utility coordination • Site layout plans — building footprints, parking, driveways, and pedestrian access • Retaining wall layouts and cross-sections • Floodplain development documentation — where applicable • Construction documents and technical specifications

Colorado Regulatory Compliance

Civil engineering in Colorado involves multiple regulatory layers: • Local jurisdiction requirements — Each city and county has specific submission formats, design standards, and review processes. We track these for all the Colorado jurisdictions we serve. • Colorado Water Quality Control — Construction activities disturbing one acre or more require a Stormwater Construction Permit from the CDPHE, with an accompanying SWMP. • MS4 permit compliance — Urbanized areas operate under Municipal Separate Storm Sewer System (MS4) permits with specific post-construction stormwater requirements. • Floodplain regulations — Developments in FEMA-designated floodplains require floodplain development permits and engineering documentation. • Water rights considerations — Colorado's prior appropriation water rights system can affect drainage and stormwater discharge design. • Local drainage criteria — Many Front Range communities follow Urban Drainage and Flood Control District (UDFCD) criteria.

Coordinated with Survey and Structural

Effective civil engineering requires coordination with other disciplines. We work with your surveyor's topographic data, coordinate site grading with structural foundation designs, and ensure utility connections align with building plans. For projects where survey data isn't yet available, we can recommend qualified Colorado surveyors and coordinate the scope of work needed to support civil engineering deliverables. This integrated approach — civil, structural, and architectural under one roof — reduces coordination gaps, accelerates permit timelines, and ensures a cohesive, buildable set of construction documents.

Civil Engineering — Frequently Asked Questions

What does a civil engineer do for a construction project?

A civil engineer handles all site-related engineering: grading and earthwork, drainage and stormwater management, erosion control, utility layout (water, sewer, storm), site layout (parking, driveways, building placement), and regulatory compliance with local and state requirements. Civil engineering is typically required for any project that alters site drainage, adds impervious area, or requires utility connections.

When do I need a civil engineer for my project?

You need civil engineering when your project involves site grading, drainage changes, new utility connections, stormwater management, erosion control, parking lot design, or any development that alters how water moves across your property. Most commercial projects and larger residential developments require civil engineering for permit submittal. Check with your local planning or building department.

What is a SWMP and do I need one?

A Stormwater Management Plan (SWMP) is required by the Colorado Department of Public Health and Environment (CDPHE) for construction activities disturbing one acre or more of land. The SWMP documents erosion and sediment control measures, inspection procedures, and best management practices (BMPs) used during construction. We prepare SWMPs as part of our civil engineering services.

Do you work with our surveyor?

Yes — civil engineering requires accurate topographic survey data. We work seamlessly with your surveyor's existing topographic data, or we can recommend qualified Colorado surveyors if you don't yet have one. We coordinate the scope of survey work needed to support your civil engineering deliverables.

Can you handle both civil and structural engineering?

Yes — we provide both civil and structural engineering in-house. This integrated approach eliminates coordination gaps between site design and building structure, accelerates permit timelines, and ensures your construction documents are cohesive and buildable. Call (888) 305-3967 to discuss your full project scope.