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Title: Weathering steels -- Failures to learn from good material, bad location

Journal Article · · Materials Performance
OSTI ID:20000950

A coastal Florida community commissioned an architect to design a series of bridges to span creeks and drainage ditches on its golf course and an adjacent community park. When the wear and tear of spikes and golf cart wheels began to create deep grooves in the cedar decking, the maintenance manager for the golf course decided to replace the cedar with pressure-treated pine decking. To his surprise, when he started to remove the decking, he found corrosion so bad that it had penetrated the box beam structural supports at many attachment points. Upon further examination, he found that the underside of the structure also was badly corroded, particularly where the structure joined the abutment on both sides of the low-lying creek bridges. The investigating protective coatings specialist conducted chloride tests on sections of the bridge structure both below and above the decking. Further investigation of the sites where corrosion was both light and heavy revealed the reasons for the varying degrees of corrosion. The paper discusses the reasons.

Research Organization:
Corrpro Companies, Inc., Houston, TX (US)
OSTI ID:
20000950
Journal Information:
Materials Performance, Vol. 38, Issue 10; Other Information: PBD: Oct 1999; ISSN 0094-1492
Country of Publication:
United States
Language:
English