A Pavement Marking Inventory and Retroreflectivity Condition Assessment Method Using Mobile LiDAR – Phase 2
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2025-05-01
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Edition:Final Report: March 2023 - February 2025)
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Abstract:FHWA has recently released the new MUTCD, which includes requirements for maintaining minimum levels of retroreflectivity for pavement marking. Such regulatory compliance poses a challenge to agencies because conventional visual inspection methods are labor-intensive, and the results can be subjective. MassDOT has recently completed Phase 1 of this study, achieving two goals: 1) it developed automated methodologies for the identification, classification, and retroreflectivity condition assessment of pavement markings employing emerging mobile LiDAR data, and 2) it investigated the feasibility of understanding and predicting deterioration of pavement marking retroreflectivity conditions. Phase 2 of this study leverages the outcomes from Phase 1 of this study and expands the knowledge of pavement marking and mobile LiDAR technology. The outcome of this study will provide critical guidance for MassDOT to implement its minimum retroreflectivity condition assessment and with useful tools and methods for new pavement marking installation QA/QC.
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Main Document Checksum:urn:sha-512:a1313a7d5a2223c365bee2f659d0e263c3b541ec9cabd5a67c39d275cbfe299dd3f042436136286710db30e74ca9ad1172858dbe75d26afa35bcade94d9f461c
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