Nowhere is the staying power of Carbozinc 11 more evident than in the case of two bridges in Missouri. The inorganic zinc primer was applied for the first time on a bridge in the state as an experiment in 1969. Fifty years later and 64 miles away in suburban St. Louis, it's still in service.
The new Nice/Middleton Bridge crosses the brackish Potomac River, improving a vital highway connection between Virginia and Maryland while additionally accommodating river traffic. Learn more about the bridge and why shop application of Carbozinc 11 was the right choice for corrosion protection.
Previously on The Red Bucket, we began our exploration into all things concrete with our friend and AMPP Instructor, Paul Kennington. This month, we continue our conversation with Paul, discussing moisture effects, inspection, testing standards, and when to coat the concrete. All of that and more are coming up next on The Red Bucket.
Proper selection of rail tank car linings ensures years (and sometimes decades) of protection against corrosion of the tank car substrate and purity of lading in transit. Read our introduction to proper lining product selection.
With the release of preliminary National Transportation Safety Board (NTSB) findings suggesting a likely cause of the collapse of the Fern Hollow Bridge in Pittsburgh, Pennsylvania, we ask: Should uncoated corten or weathering steel be coated anyway? Read why the answer is complicated.