Implement Width Calculator
Optimal width from field size and workday.
Inputs
%
Results
Required width (ft)
23.8
Practical width (ft)24
Required EFC (ac/hr)11.9
Actual days at practical width6.9
HP needed for this width123
Max width for tractor (ft)38.9
Hp Adequate1
How to Use This Calculator
- Enter Implement Width (ft) for the tool being operated.
- Set Unit Draft (lbs/ft): chisel 200–400, disk 150–350, moldboard plow 800–1,200.
- Enter Working Depth (in) and Field Speed (mph).
- Select Soil Condition: 1 = Light/sandy, 2 = Medium/loam, 3 = Heavy/clay.
- Read Recommended Engine HP (includes safety margin) and Est. Fuel Use (gal/hr) to match your tractor or spec a rental.
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