sentences:  The highway then merges onto the SH 130 frontage roads just north of Lockhart, following them until Mustang Ridge where SH 130 splits northeast to follow SH 45 and US 183 continues north into Colton and Pilot Knob.As US 183 crosses into Austin and intersects several local roads providing access to McKinney Falls State Park, it borders the west side of Austin-Bergstrom International Airport before having an interchange with SH 71 and enters Austin's Montopolis district.US 183 crosses the Colorado River adjacent to the old Montopolis truss bridge prior to serving a major fork east of the Govalle district, making a sigmoid curve east to serve the Colony Park district.