Bridge Structural Steel Coating Approved Systems List |
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Three Coat Systems - Organic |
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| Manufacturer | Primer | Intermediate Coat | Finish Coat | Paint Supplier's Recommended Caulk | Approval Date |
| PPG/PMC Amercoat | Amercoat 68 HS | Amercoat 385 Multi-Purpose | Amercoat 450 HSG | Sikaflex 1 | 6/2009 |
| Carboline Co. | Carboline 859 | Carboline 888 | Carboline 133 HB Semi-Gloss | Vulkem | 2/2005 |
| Sherwin Williams | Zinc Clad III HS | Macropoxy 646 | Acrolon 218 HS | Stampede | 11/2005 |
| Sherwin Williams | Zin Clad IV | Recoatable Epoxy B67 Series | Acrolon 218 HS | Stampede | 3/2001 |
| International Paint | Interzinc 315B | Intergard 475HS | Interthane 870UHS Semi-Gloss | NA | 4/2010 |
Three Coat Systems - Inorganic |
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| Manufacturer | Primer | Intermediate Coat | Finish Coat | Paint Supplier's Recommended Caulk | Approval Date |
| PPG/PMC Amercoat | Dimecote D-9H | Amercoat 385 Multi-Purpose | Amercoat 450 HSG | Sikaflex 1 | 6/2009 |
| Carboline Co. | Carbo Zinc 11 HS | Carboline 893 | Carboline 133 HB | Vulkem | 12/1995 |
| Sherwin Williams | Zinc Clad II Plus | Macropoxy 646 | Acrolon 218 HS | Stampede | 4/2003 |
| Sherwin Williams | Carbo Zinc 11 HS** | Macropoxy 646 | Acrolon 218 HS | Stampede | 6/2006 |
| Sherwin Williams | Carbo Zinc 11 HS ** | Recoatable Epoxy Primer | Acrolon 218 HS | Stampede | 2/2009 |
| International Protective | Interzinc 22 HS IOZ Silicate | Intergard 475 HS Epoxy | Interthane 870 Polyurethane | NA | 4/2006 |
| ICI-Devoe | Catha-Coat 304V | Bar-rust Epoxy 231 | Devthane Urethane 379UVA | NA | 10/2006 |
**MnDOT has approved this system based on satisfarory laboratory testing which has shown compatibility of the
primer with the topcoats. Contact Jim McGraw for laboratory testing requirements.
Moisture Cure Urethane + |
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| Manufacturer | Primer | Intermediate Coat | Finish Coat | Paint Supplier's Recommended Caulk | Approval Date |
| Xymax Coatings | MonoZinc ME III Moisture Cure Primer | MonoFerro PUR Moisture Cure | Bridge Finish | NA | 3/2001 |
| Sherwin Williams | Corthane I GalvaPac Zinc | Corothane I - Iron Ox B | Corothane Iron Ox A HS | Stampede | 4/2003 |
+Systems may be different for overcoating
Two Coat Systems |
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| Manufacturer | Primer | Intermediate Coat | Finish Coat | Paint Supplier's Recommended Caulk | Approval Date |
| Sherwin Williams | Corthane I Galva-Pac One Pack Zinc Primer | NA | Fast-Clad DOT Urethane | Stampede | 4/2005 |
Resources
- Specifications (PDF)
- Qualification Process (PDF)
Contact
Jim McGraw
Office of Materials and Road Research
651-366-5548