Reading A Grade Rod Construction

The cut and fill feature is typically used on new job sites that are being prepared for grading.

Reading a grade rod construction.

A direct reading from the grade rod is used to determine the elevation of the turning point. Caring for a grade rod. When placed at any point where the level is to be read the value seen is the height above or below the viewer s position. The site is balanced by moving dirt from high areas and placing it in low areas according to the engineer s construction plans.

Stadia rods or staffs. The laserline gr1450 15 direct reading laser grade rod cut fill is a direct reading rod with cut and fill applications. An alternative topographer s rod has the graduations numbered upwards from the base. Instead of moving the rod from the turning point the instrument is moved to a new location.

A builder s rod for example is marked the same way as a tape measure with tick marks for feet inches and inch fractions. Grade rods are tools used to measure a change in elevation. Use this johnson s 16 ft. Commonly constructed from wood plastic or aluminum grade rods are available in a variety of sizes and units of measurements.

Aluminum grade rod for excavating jobs including basements and more. For longer distances special stadia rods are better suited. The instrument is then leveled and adjustments are made to correctly make new measurements. It also works as a tool where rotary lasers and detectors are used in measuring elevations.