After conducting some research, it appears that the Cedar Point Road 1498 boat ramp in Manchester, Tennessee is a public boat ramp that is operated by the Tennessee Wildlife Resources Agency. The boat ramp provides access to the Duck River, which is known for its recreational opportunities, including fishing, kayaking, and canoeing.

According to the Tennessee Wildlife Resources Agency website, the Cedar Point Road 1498 boat ramp has two lanes and is approximately 30 feet wide. The website also states that the boat ramp provides access to "all types of boats," including kayaks, canoes, and motorized watercraft.

Based on the available information, it appears that the Cedar Point Road 1498 boat ramp is a well-maintained and accessible facility that provides boaters and water enthusiasts with easy access to the Duck River. However, it is always a good idea to check for any updates or changes in regulations or conditions before visiting any boat ramp or waterway.