The Grand Parkway Sugar Land boat ramp is located at the intersection of the Grand Parkway (State Highway 99) and US Highway 59/Interstate 69 in Sugar Land, Texas. It is a public boat ramp that provides access to the Brazos River, which is a popular destination for boating and fishing in the area.

According to the latest information available, the Grand Parkway Sugar Land boat ramp is approximately 20 feet wide and has ample room for parking and maneuvering of vehicles and trailers. The ramp is made of concrete and is equipped with a floating dock to assist with launching and loading of boats.

As for the types of watercraft permitted on the Brazos River, the regulations may vary depending on the specific area and season. However, it is generally allowed for motorized boats, kayaks, canoes, and other non-motorized vessels to be used for recreational purposes as long as they comply with safety regulations and are registered with the appropriate authorities.

In terms of safety, it is important to note that boaters using the Grand Parkway Sugar Land boat ramp should take proper precautions and abide by all applicable laws and regulations. This includes wearing life jackets, operating their vessel responsibly, and respecting the environment and other users of the waterway.