To ensure clients deliver safe, compliant, and well-integrated mid-rise and high-rise projects in urban areas, plumbing engineers are often required to provide projected maximum drainage loads. This gives insight into a building’s impact on existing local sewer and storm drainage infrastructure, allowing localities to successfully plan for the future. In a June 2025 article published by the American Society of Plumbing Engineers, Francisco DeHoyos, plumbing technical manager at Henderson Engineers, provides a detailed guide on how to conduct calculations for this scenario.  

Click here to read Francisco’s expert insights.