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Sector Focus

Engineering Services for Commercial Development

We deliver highways design, flood risk assessments, and drainage strategies for retail parks, offices, logistics hubs, and mixed-use commercial schemes.

Retail Office Logistics Warehousing
Commercial development engineering
How we help

Highways, flood risk, and drainage for commercial sites.

Commercial developments demand coordinated highways access, robust flood risk evidence, and drainage designed for large areas of hardstanding. We deliver all three with one integrated team.

  • S278 highways design and junction modelling
  • FRA for large-footprint commercial sites
  • Drainage design for car parks and hardstanding areas
Commercial expertise Retail and logistics experience Junction modelling and S278 Large-area drainage design
Our Approach

From feasibility to construction delivery.

  1. Feasibility review

    We assess access, flood risk, and drainage constraints for your commercial site.

  2. Integrated design

    We coordinate highways, drainage, and FRA outputs into one submission.

  3. Authority approval

    We engage highways authorities, the EA, and LLFA to secure consents.

  4. Construction delivery

    We provide detailed design and technical support through to build completion.

Services

Services we deliver for commercial projects.

Highways Design

S278 access design and junction modelling for retail and logistics sites.

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Flood Risk Assessments

FRAs for commercial sites including Sequential and Exception Test support.

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Surface Water Drainage

Drainage design for car parks, hardstanding, and large commercial footprints.

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Case Studies

Projects in this sector

Dew Drop Inn, Peacehaven
mixed-use

Dew Drop Inn, Peacehaven

Managing complex surface water flood risk to deliver a safe, resilient, and policy-compliant mixed-use redevelopment on a challenging coastal site.

Peacehaven
Mixed-Use FRA in Edinburgh
mixed-use

Mixed-Use FRA in Edinburgh

Detailed flood risk assessment and SEPA liaison for a mixed-use development on the Water of Leith floodplain, delivering planning approval within 8 weeks.

Edinburgh
From Due Diligence to Detailed Design
mixed-use

From Due Diligence to Detailed Design

Aegaea provides comprehensive support throughout all project stages, from initial due diligence and planning applications through to condition discharge and detailed civil engineering design.

Nationwide
Insights

Related reading

technical insight

Road Safety Audits: What Developers Need to Know

Road Safety Audits are a mandatory part of most highway schemes. Here's what developers need to know about the four stages, who can carry them out, and what happens when problems are found.

technical insight

Can I Write My Own Flood Risk Assessment?

Wondering if you can write your own FRA for a planning application? Technically yes for minor works — but here's what you need to know before you try.

technical insight

Flood Risk Assessment for a Loft Conversion: Do You Need One?

Planning a loft conversion and been told you need a flood risk assessment? Here's when an FRA is required, what it covers, and how to get one.

Work with Aegaea

Engineering that moves commercial schemes forward.

We deliver coordinated highways, flood risk, and drainage inputs that keep your project on track.

Request a Quote Manchester case study