### Possible Answer

3:12 Ratio Maximum ramp slope recommended for loading unoccupied wheelchairs. ... Modular Ramps; Bariatric Ramps . Ramp Slope Guide. 1:12 Ratio ADA Recommended Slope. - read more

How to Calculate Slope Ratio. In the case of a line's slope, ... Avoid making a ramp slope steeper than a 1:12 ratio. Anything steeper than this, ... - read more

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