Based on the available information from Wisconsin Department of Natural Resources, the boat ramp named Lake Winnebago - State Park Road - Street Access is a concrete boat ramp that services Lake Winnebago. It is located in Calumet County in Wisconsin and has a latitude of 44.17311859 and a longitude of -88.29959106.

The boat ramp is wide enough to accommodate two boats at a time, and there is a small parking lot adjacent to the ramp where boaters can park their vehicles and trailers. The ramp is open all year round, however, during winter months, it may be closed due to ice formation.

Lake Winnebago is a large freshwater lake in east-central Wisconsin, covering an area of approximately 137,700 acres. It is a popular destination for boating, fishing, swimming, and other water-based activities. The lake is known for its excellent fishing opportunities, particularly for walleye, perch, and white bass.

According to the Wisconsin Department of Natural Resources, all types of motorized and non-motorized watercraft are permitted on Lake Winnebago, including boats, canoes, kayaks, and jet skis. However, boaters should follow all safety regulations and rules of the waterway to ensure a safe and enjoyable experience for everyone.