INDIANAPOLIS — The exit ramp from northbound I-65 to Keystone Avenue is scheduled to close on or after Saturday, May 17, to allow for ramp reconstruction. The ramp is expected to remain closed through late August.As construction begins on the I-65 Safety and Efficiency project, I-65 will be reduced to two lanes in each direction from north of the I-465 interchange to just south of the I-65/I-70 overpass.Lane restrictions are expected to begin on or after Saturday, May 17, and remain in pla