What type of map do line personnel use to find a general area?

The correct choice, a vicinity map, is specifically designed to give line personnel an overview of a general area without going into intricate details. These maps provide key landmarks and significant roadways, making it easier for workers to locate their target location within a broader context. Vicinity maps are particularly useful in the preliminary phases of a job or while navigating to a site where detailed project plans are not yet involved.

A detailed schematic focuses on intricate configurations and specifications, which would be too specific for just locating a general area. A site plan provides extensive detail about a specific area, often outlining features such as utilities and building placements, whereas a topographic map illustrates terrain features like elevation changes and landforms, which can be important but are not as effective for general area identification compared to a vicinity map. Overall, a vicinity map serves the purpose of quickly orienting line personnel to a broader geographic area, making it the most suitable option in this context.