Georgia Residential Contractor Practice Exam

Which system operates on a sloping topography?

1. Level Field System

2. Serial Field System

3. Distribution Box Method

4. Chamber system

The correct answer is: Serial Field System

The Serial Field System is designed specifically for use in areas with sloping topography. This system is structured to manage wastewater effectively on sloped surfaces by allowing gravity to assist in the distribution of effluent. It typically involves a series of treatment and absorption units arranged in succession, utilizing the natural flow of the landscape to promote efficient drainage and treatment of wastewater. This design reduces the potential for erosion and improves the overall effectiveness of the system by ensuring that effluent is evenly distributed across the available land, taking advantage of gravitational forces. In contrast, other options, such as the Level Field System, are better suited for flat or gently sloping terrain where the distribution can be more uniform, while the Distribution Box Method is primarily used to evenly distribute effluent in a horizontal layout rather than address significant elevations. The Chamber system, while useful for certain applications, does not specifically emphasize or manage sloping topography in the same way as the Serial Field System does. The focus on gravity flow and the sequential arrangement in the Serial Field System align perfectly with the challenges posed by sloped landscapes, making it the most applicable choice for this scenario.