Choosing the right culvert or buried bridge structure is crucial for any site application. While this may seem straightforward, it involves numerous practical and functional considerations. Project engineers and site developers must address these factors early in the planning stages. This article outlines key questions that facilitate the decision-making process for selecting the appropriate structure type and shape. 

Proper maintenance is hands-down the most important factor in the sustainability of any infiltration system. By their very nature, infiltration systems are difficult to inspect and maintain. The selection of a cost-effective and easy-to-access pretreatment system can mean a huge difference in maintenance expenses for years to come.