Autonomous vehicle-deployed aerial robotic inspection
Would an autonomous vehicle-deployed aerial robotic inspection module be considered responsive if it performs multi-sensor catch-basin inspection without grate removal and produces AI-based condition assessments, or is the solution required to use a fixed vehicle-mounted boom?
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No, an autonomous vehicle-deployed aerial robotic inspection system would not be considered responsive. the National Cooperative Highway Research Program (NCHRP) did a synthesis on "Use of Unmanned Aerial Systems for Inspection of Stormwater Best Management Practices" (BMPs) but those were for large BMPs outside the actual roadway corridor. Catch basins are by necessity on the roadway or at the edge and are very small. A flying object within the active roadway corridor would be a hazard for vehicles and the turbulence caused by large trucks traveling at high speed would likely jeopardize the aerial system itself. Because of the drain grate's aperture over the catch basin, the system may need to insert a probe into the grate or lift the grate to perform the inspections. One large benefit of the proposed system is to prevent road closures and prevent or minimize lane closures on roadways so stopping traffic to deploy a flying drone on the edge of the roadway would not meet the objectives. Drone operation in highway rights-of-way is governed by overlapping state and Federal laws and regulations, which may severely limit the use of aerial robotic inspection systems in many jurisdictions. The NCHRP study identified a number of other limitations on the use of unmanned aerial systems by State DOTs as well.