What is required regarding project bench marks in land surveying?

Project benchmarks in land surveying are critical reference points that provide a known elevation with respect to a specific datum, which is crucial for ensuring that elevations of various features on a site are accurate and can be communicated effectively. When benchmarks are plotted, it is essential that they are represented to the correct scale indicated in the title block of the survey document. This allows for accurate interpretation of the survey data by anyone using the maps or plans.

Plotting benchmarks to the scale ensures that their locations and elevations can be accurately read and understood within the context of the larger project. It helps maintain consistency in how the data is visualized and ensures that everyone working on or using the survey has a clear, precise reference for the elevations being reported. Accurate scale representation also facilitates easier integration with other survey data and ensures compliance with relevant standards in surveying practices.