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54 APPENDIX B Interview Guide INTERVIEW GUIDE This interview guide is intended for the private sector participants in this study: pavement marking contractors and materials manufacturers or vendors. 1. What has been your involvement, if any, with warranty specifications for pavement markings? [Discuss agencies, type and duration of warranties, role of firm, etc.] 2. What is your company's overall position on warranties? 3. What are the benefits your firm sees in warranties? What are the risks? 4. What changes would reduce the uncertainties or unknowns in these risks? Have agencies given any indication as to whether these changes may possibly be enacted? 5. What are the additional tangible and intangible costs to your company of participating in warranty work, and what factors influence these costs? 6. Under what conditions would your company accept broader warranty provisions or use? What are options to reduce your risk exposure in warranty work? 7. What flexibility do you have in warranty projects to select materials, determine when to repair or replace existing markings, and control methods and procedures of application? 8. If advising on a warranty project, how do you evaluate the performance requirements to determine the best materials and method and timing of application? 9. How do an agency's practices in administering warranties influence your judgment of their favorability? 10. What specific warranty provisions or practices do you tend to support? To oppose? 11. What factors do you see driving future trends in warranty use; for example, technological advances in marking mate- rials? Financial and management trends in the highway community toward PPP and broader maintenance outsourcing? Changing driver and pedestrian demographics? Changing vehicle characteristics? Technological advances in applica- tion equipment and testing/inspection devices and procedures?