What is the minimum distance between combination fixtures in plumbing systems?

The minimum distance between combination fixtures in plumbing systems is typically designed to ensure both functionality and accessibility. This spacing requirement helps to prevent overflow or spillage from one fixture affecting the operation of another, which can be critical in maintaining hygiene and operational efficiency within bathrooms and kitchens.

A distance of 30 inches allows enough clearance for users to comfortably access each fixture without obstruction. This spacing also accommodates various plumbing codes and regulations that aim to ensure proper operation, maintenance, and ease of cleaning around fixtures. Sufficient distance between combination fixtures minimizes the potential for cross-contamination and ensures that plumbing systems can operate effectively without interference from adjacent fixtures.

While other distances may be relevant in certain contexts, the choice of 30 inches aligns with established plumbing guidelines and practices that prioritize user comfort and system reliability.