Common Airport Pavement Maintenance Practices (2011) / Chapter Skim
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Pages 21-25
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Safety-related Level of Service The safety-related level of service is typically defined in terms of minimum recommended friction levels for runway pavement surfaces given in FAA Advisory Circular on Measurement, Construction, and Maintenance of Skid-resistant Airport Pavement Surfaces (2004)
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An example of a trigger level for crack sealing and for an overlay is shown in Figure 13. Closely related to the concept of trigger levels is the linkage between specific pavement surface distresses and the recommended pavement M&R treatments.
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. TABLE 9 EXAMPLE OF 2009 5-YEAR MAJOR M&R PLAN FOR UNLIMITED BUDGET Recommended Maintenance Treatment Severity of Pavement Cracking AC pavements PCC pavements Low None -- continue to monitor None -- continue to monitor Medium Crack routing and sealing Crack sealing High Crack repairs Full-depth repairs TABLE 8 EXAMPLE OF MAINTENANCE POLICY FOR CRACKING
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budget Identification of preventive maintenance treatments Pe rc en t o f r es po nd en ts FIGURE 15 Systematic identification of preventive maintenance needs.
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at two different years, and estimating their life spans. The life spans of the alternatives and their costs are used subsequently to select the most cost-effective alternative.
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