What must be indicated on plans submitted for OSSF installation?

The requirement for plans submitted for On-Site Sewage Facilities (OSSF) installation to include site conditions, system design, and specifications for all components is critical. This comprehensive information is essential for ensuring that the proposed system will function effectively on the given site.

Site conditions detail the physical characteristics of the location, such as soil type, drainage capacity, and proximity to water bodies, all of which influence the design and feasibility of the OSSF. The system design provides the layout and technical details necessary for the installation, ensuring that local regulations and best practices are followed. Specifications for all components ensure that the materials and equipment used meet the required standards for performance and safety.

Including this information on the plans helps regulators assess the proposed system's appropriateness and sustainability in the specific environmental context. It also provides installers with clear guidelines to execute the work accurately, while promoting environmental health and hygiene.

In contrast, aspects like estimated costs, the installer’s experience, and community soil assessments, while potentially useful in other contexts, do not fulfill the core requirement of providing detailed, necessary technical information about the system itself and its intended site.