SPRAYER CALIBRATION WORKSHEET - stma 2026

1. Click ‘Get Form’ to open the SPRAYER CALIBRATION WORKSHEET in the editor.
2. Begin by entering the Sprayer ID and Date at the top of the form. This information is crucial for tracking your calibration process.
3. In Section A, measure and input the time taken to cover 88 feet during two runs. Calculate the average time and convert it to miles per hour using the provided formula.
4. Proceed to Section B, where you will enter the effective boom width, number of nozzles, and spacing between them. Use these values to calculate total inches and convert them into feet.
5. In Section C, calculate the area covered in one minute by multiplying the distance traveled by the boom width. Ensure all calculations are accurately recorded.
6. For Section D, divide the area covered (from Section C) by 43,560 ft² to determine how many minutes it takes your rig to spray one acre.
7. Finally, in Section F, collect data on gallons per minute from your nozzles and calculate total ounces per minute. Use this information to find gallons per acre based on your previous calculations.

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