Underwater Rudder pintle clearance measurements is important in ensuring that vessels are safe, that the steering performance is good, and that the structure will be intact in the long run. Effective clearance tests are used to detect wear, misalignment or corrosion before it can result in an expensive repair or a stopped operation. This guide provides information as to why clearance of the pintle is important, how underwater inspection is done, and what tolerable measurement can be seen in the actual marine conditions. You can be operating the commercial vessels or taking care of the routine maintenance, knowing the proper methods of measurement will assure that you are in compliance and will keep the downtime to a minimum and will increase the lifecycle of the rudder parts. Learn something useful, professional tricks, and methods of inspection that are trusted by the marine experts.