Texas Surveyors Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

The total relative precision required by the 1973 Manual of Instructions is 1/1280 in latitude or departure. This standard reflects the expectations for the accuracy and reliability of surveying measurements during this period. It ensures that surveyors maintain a high level of precision in their calculations and methodologies, which is critical for establishing legal boundaries and ensuring proper land development.

The factors that contribute to this requirement include the technological capabilities of the time, the methodologies employed by surveyors, and the need to maintain consistency and reliability in surveying outcomes. A precision of 1/1280 allows surveyors to achieve a balance between practical execution of fieldwork and the accuracy needed for legal and engineering standards.

Understanding this precision requirement helps surveyors recognize the historical context of their practices and aligns their current work with established benchmarks in the field.