How far should slip in baffles extend?

The correct answer is that slip in baffles should extend the full width of the tank. This is crucial for ensuring optimal performance in a sewage treatment system. When the baffle extends entirely across the tank, it effectively prevents short-circuiting of the flow, which can occur if the baffle is too short. Short-circuiting may allow influent to bypass treatment, thus compromising the efficiency of the system by not providing adequate retention time for solids to settle or for effective treatment to occur. Additionally, a full-width baffle helps maintain proper flow patterns within the tank, leading to more uniform treatment of wastewater. This design consideration is essential for ensuring the system meets health and environmental regulations effectively.