Coming around a large curve to the right approaching Floresville from the south traveling north on US Hwy 181, the highway drops down a long grade approaching the city limits of Floresville, speed limit drops from 70MPH to 30MPH in about 300 yards. Impossible to drop from 70 to 30 in that stretch of road, especially when dropping down the grade. Police await your arrival at bottom of grade, be cautious.