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Evaluation of Existing Bridge Expansion Joints
The report gives a presentation of sealing problems revealed by inspection of joints on a randomly selected sample of bridges constructed between 1960 and 1970 in Georgia. Since the inspection was made in 1972 the conditions described are respresentative of bridges 2 to 12 years old. The objectives of this study were to evaluate the performance of bridge joint sealant systems presently employed by the Department of Transportation, State of Georgia and to determine the need for research to implement new techniques in bridge sealing systems. The conclusions of this study are that failure of sealants to prevent entry of water and prevent corrosion and leak staining is extensive. Recommendations are made for immediate action in an attempt to improve sealant performance. Documentation of type, cost, and installation details which will aid in future evaluation of inovative seals already being specific is recommended.
Evaluation of Existing Bridge Expansion Joints
The report gives a presentation of sealing problems revealed by inspection of joints on a randomly selected sample of bridges constructed between 1960 and 1970 in Georgia. Since the inspection was made in 1972 the conditions described are respresentative of bridges 2 to 12 years old. The objectives of this study were to evaluate the performance of bridge joint sealant systems presently employed by the Department of Transportation, State of Georgia and to determine the need for research to implement new techniques in bridge sealing systems. The conclusions of this study are that failure of sealants to prevent entry of water and prevent corrosion and leak staining is extensive. Recommendations are made for immediate action in an attempt to improve sealant performance. Documentation of type, cost, and installation details which will aid in future evaluation of inovative seals already being specific is recommended.
Evaluation of Existing Bridge Expansion Joints
J. B. Thornton (author)
1973
97 pages
Report
No indication
English
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