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Benefits of borate dual treatment
2024 - IRG/WP 24-20710
Treatment of railroad ties with borate followed by over-treatment with creosote or copper naphthenate, called dual treatment, has become standard practice for ties being installed in higher decay hazard areas of the U.S. This paper provides an overview of why that has happened. Borate preservative presents very low human health and environmental risk. It diffuses through even hard to treat hear...
S T Smith, J D Lloyd, S McKinney