Improved Test Methods and Practices for Characterizing Steel Corrosion Potential of Earthen Materials (2020) / Chapter Skim
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75 Appendix A Test Protocols – Recommended Electrochemical Test Methods to Evaluate the Corrosion Potential of Earthen Materials 1.
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76 2. Referenced Documents 2.1.
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77 2.5. FHWA/NHI FHWA-NHI-09-087, "Corrosion/Degradation of Soil Reinforcements for Mechanically Stabilized Earth Walls and Reinforced Soil Slopes." November 2009, 155 pp.
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78 3.3. Piles are deep foundation elements that may include steel piles that are hammered or predrilled into the existing soils.
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79 conditions where there will be a lack of oxygen within materials that incorporate organics and sulfate and to consider the possibility of MIC, i.e. recognize that corrosion can occur in the absence of oxygen.
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80 5.5.3. Collect soil samples from depths of at least 3 ft.
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81 6.3.2. Tex-620-M describes procedures for leaching extractions and also specifies chloride and sulfate measurements via IC.
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82 7. Screening/Characterization The goal of sampling and testing earthen materials described in this protocol is for proper characterization of corrosion potential.
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