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SDDOT / Road Design / What's New
3/23/2009
Update in Road Design Manual Chapter 10 - Roadside Safety
All drawings were updated as the old ones were difficult to read and were not to scale. Grammar corrections were made in various places throughout the document.
More information was added in a few places throughout the document when Double(Nested) W Beam is attached to structures.
Pg 10-4 to 10-7 - Clear Zone section was modified to include information for roadways with speeds less than and equal to 40 mph and paragraphs were reorganized.
Pg 10-8 - A new section for Lateral Offset was added for roadways with speeds lessthan and equal to 40 mph.
Pg 10-32 to 10-35 - Added barrier designs at structures with divided highways for bridge skews LHF and RHF.
Pg 10-49 - Added design for Concrete Barrier protecting an obstacle.
Pg 10-57 to 10-59 - Design Example 1 was corrected.
Pg 10-60 to 10-67 - Design Example 2 was corrected.
Check it out here.
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