DIRECTIONS TO PRI HEADQUARTERS
from Pittsburgh International Airport
PRI
161 Thornhill Road
Thornhill Industrial Park
Warrendale, PA 15086
Phone: 724/772-1616
Airport Exit route is well marked.
I-60 North (Beaver) to Flaugherty Run Road Exit. (Second interchange after leaving the airport).
At stop sign at the end of the Exit ramp, go STRAIGHT ahead. (This is Flaugherty Run Road).
Third stop sign (approximately 2 miles) turn RIGHT on to Stoops Ferry Road.
At the next traffic signal (¼ mile), turn LEFT. This is Route 51 South.
LEFT at the next traffic signal (approximately ½ mile) and cross Sewickley Bridge.
RIGHT at the next signal after the bridge on to Route 65 South.
Route 65 South approximately 3 miles to I-79 North.
I-79 North approximately 9 miles.
Exit I-79 at the Warrendale/Thornhill Industrial Park Exit. When you get to the stop sign at the end of the ramp, turn LEFT. You will pass under I-79 and need to make your first RIGHT turn (on to Brush Creek Road) which will lead you into Thornhill Industrial Park.
At the third red light, turn LEFT on to Thornhill Road. The second drive on the RIGHT is the SAE/PRI Building.

Coming from the south (Pittsburgh) on Interstate 79: Take Exit 75 (old
Exit 23), Warrendale, Follow ramp to stop sign, turn left and pass under I-79.
Make next right onto Brush Creek Road. Proceed approximately one mile to third
traffic light. Turn left onto Thornhill Road. Turn in to second drive on the
right to the SAE/PRI building.
Coming from the north (Butler and Erie) on Interstate 79: Take Exit 78 (old
Exit 25), Mars (ramp to 228 W to Route 19). Cross over Route 19 at traffic
light Proceed about 1/2 mile through three traffic lights. At the 4th light,
turn left onto Commonwealth Drive into Thorn Hill Industrial Park. Proceed
about 3/4 mile to the stoplight at the intersection with Thornhill Road. Turn
right onto Thornhill Road. Turn into the second drive on the right to the SAE/PRI
Building.
Traveling East or West on the Pennsylvania Turnpike: Take Cranberry exit (old exit 3) to Route 19 south. Proceed about 1 mi. south and turn right onto Thornhill Road. Proceed through the next light then take the second drive on the right to the SAE/PRI Building.