Roadside Management Toolbox: Guardrail Posts, Thrie Beam Barriers Posts, and Sign Posts
| Vegetation Control (Minor Concrete) | Weed Control Mat (Fiber) | Weed Control Mat (Rubber) | Vegetation Control (Asphalt Composite) | |
|---|---|---|---|---|
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| Area(s) of use | All Areas | All Areas | All Areas | All Areas |
| Est. Installed Cost | $60 - $100/yd2 | $35 - $80/yd2 | $20 - $45/yd2 | $25 - $40/yd2 |
| Constructability | 4 | 5 | 4 | 4 |
| Ease of Repair | 6 | 5 | 5 | 5 |
| Context adaptable | May be colored to match the site context. | Light green color fades to light grey with appearance of concrete. | Variable, may be colored in the manufacturing process. | Gray matches asphalt or concrete. Can embed match soil in surface. |
| Life Cycle (years) | 20+ | 20+ | 20+ | 15-20 |
| Consult with | Maint., L. Arch | Maint. | Maint., L. Arch | L. Arch, Maint. |
| Comments | Required for new guardrail and thrie beam barrier. | Preferred application is on new guardrail with material placement after post installation and before rail installation. | Repair and replacement can be conducted by Maintenance crews with existing equipment. |
Probably the most cost effective product, considering the full life-cycle cost. Preferred application is existing guardrail with long life plans, new guardrail if minor concrete not optimal. Requires installation above 50 degrees Fahrenheit. |
Updated May 24, 2012