What does DSD stand for?

Decision Sight Distance (road design)

This definition appears very rarely and is found in the following Acronym Finder categories:

Military and Government
Science, medicine, engineering, etc.

Other Resources:

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Samples in periodicals archive:

Re-evaluation of usefulness and application of decision sight distance.

Risk-based framework for accommodating uncertainty in highway ...

Vertical alignment checks include tangent grade and vertical curve length: The policy review module also can check stopping; passing, and decision sight distance.

Making two-lane roads safer: IHSDM is an invaluable safety evaluation ...