Number | Name | Date | Kind |
---|---|---|---|
4844652 | Schroughan | Jul 1989 | A |
4986042 | Richardt | Jan 1991 | A |
5011325 | Antonioli | Apr 1991 | A |
5074704 | McKay | Dec 1991 | A |
5123773 | Yodock | Jun 1992 | A |
5134817 | Richardt | Aug 1992 | A |
5156485 | Ivey et al. | Oct 1992 | A |
5286136 | Mandish et al. | Feb 1994 | A |
5292467 | Mandish et al. | Mar 1994 | A |
Entry |
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Guidry et al., “Development of a Low-Profile Portable Concrete Barrier,” Texas Transportation Institute, Research Report No. 990-4F, 1991. |
Guidry et al., “Development of a Low-Profile Portable Concrete Barrier,” Transportation Research Record, 36-46. |