Stormwater Drainage Engineering

Purdy Engineers provides comprehensive stormwater solutions for residential and commercial projects. From a simple engineered drainage plan for basic permit compliance to advanced stormwater management systems to meet detention requirements and maximize usable property, I deliver reliable, cost-effective, solutions that protect your property and ensure code compliance and peace of mind.

Key Services

  • Stormwater Management System

    Site analysis for stormwater runoff assessment

    Grading, berm, and swale design

    Dry detention areasSubsurface stormwater detention chambers

    Palm Beach County PB-O-128 requirements

  • Site Development

    Lot filling and grading activity

    Fill and aggregate materials specification and testing

    Pavement and curbing design

    Catch basin and underground drainage piping

  • FEMA Special Flood Hazard Area (SFHA)

    Analysis of grading work under the Base Flood Elevation (BFE)

    Stage-storage calculations

    Compensatory storage calculations and design

  • Code Compliance

    Post-construction Drainage Certificate of Compliance (Palm Beach PPM# PBO-044)

    Notice of Violation resolution services

Why choose us

With 35 years of experience designing and building residential and commercial projects in the North-east US and South Florida, I created Purdy Engineers in 2021.  I have a passion for working one-on-one with my clients and delivering excellent service.  Working with my clients, I aim to provide relevant background and develop a collaborative understanding of the objectives.  I strive to make sure my clients know what’s next and when it can be expected to be done.

Drainage Plan Services

Let Us Help With Your Next Project.