A couple of two night exit closures are scheduled in Newtown.  The state Department of Transportation says the exit 10 ramp on I-84 westbound will be closed tonight and tomorrow 10pm to 5am.  The exit 9 ramp eastbound closure will take place Friday and Saturday night 10pm to 5am.  The closures and detours are needed for construction and safety improvement activities.  The detours are on Routes 25 and 6.