UFC 3-270-05
15 March 2001
CHAPTER 1
INTRODUCTION
1.1. Scope. This handbook contains distress definitions and measuring methods for concrete
surfaced airfields. This information is used to determine the Pavement Condition Index (PCI).
This handbook is based on the references in paragraph 1.7. with modifications for alkali-silica
reaction and the addition of deduct values for each distress. AF Records Disposition. Ensure that
all records created by this handbook are maintained and
Figure 1.1. Pavement Condition Index
disposed of IAW AFMAN 37-139, "Records Disposition
Rating Chart
Schedule."
1.2. Pavement Condition Index. The PCI results from a
condition survey and is a numerical rating of the pavement
condition that ranges from 0 to 100, with 0 being the worst
possible condition and 100 being the best possible
condition (Figure 1.1).
1.3. Pavement Condition Rating. The pavement
condition rating is a description of pavement condition as
a function of the PCI value that varies from failed to
excellent as shown in Figure 1.1.
1.4. Deduct Values. Deduct value curves have been
added to this handbook for each distress. The curves for
corrected deduct values are also included as Figure 1.2.
1.5. Frequently Occurring Problems. Frequently
occurring problems that are commonly encountered are
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