North 
East
06/08/12
I-99/U.S. 220-322 shift onto the Mount Nittany Expressway around State College. U.S. 322 Business branches east along Atherton Street to Downtown.
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North
This assembly precedes the entrance ramps from E Park Avenue (SR 3007) and Innovation Park Road (SR 3043).
10/25/09
I-99/U.S. 220 curve east ahead of a parclo interchange (Exit 76) with Shiloh Road (SR 3041).
10/25/09
04/30/05
Shiloh Road links Interstate 99 with PA 150 (Benner Pike) by Nittany Mall.
10/25/09
Mount Nittany rises in the distance as I-99/U.S. 220 advance northeast from Exit 78 eight miles to Interstate 80.
04/30/05
PA 150 joins I-99/U.S. 220 with Bellefonte and Milesburg in one mile. The route travels northeast from Milesburg to U.S. 220 ahead of Jersey Shore.
10/25/09
04/30/05
PA 150 (Benner Pike) angles southwest 3.1 miles from Exit 78A to end at PA 26 (College Avenue).
10/25/09
Exit 78B loops onto PA 150 (Benner Pike) north 3.3 miles ahead of Bellefonte and 5.5 miles from Milesburg.
04/30/05
Interstate 99 spans Logan Branch and PA 144 (Main Street) one mile from a half diamond interchange (Exit 80) with Harrison Road (SR 179).
04/30/05
I-99 concludes in five miles at an exchange with I-80 while 31 miles separate U.S. 220 from Lock Haven.
04/30/05
Exit 80 to Harrison Road connects I-99 with PA 26 at Pleasant Gap and PA 144 at Axemann.
10/25/09
Harrison Road (SR 179) north becomes Blanchard Street en route to PA 550 (Bishop Street) in the borough of Bellefonte.
04/30/05
PA 26 north joins I-99/U.S. 220 in a half mile at a three wye interchange (Exit 81).
04/30/05
PA 26 runs concurrent with I-99/U.S. 220 northward 4.1 miles to Interstate 80.
10/25/09
PA 26 spurs along two lane expressway from Exit 81 to the south end of PA 64 near Pleasant Gap. Paralleling I-80, PA 64 angles northeast to the borough of Mill Hall and city of Lock Haven in Clinton County.
10/25/09
04/30/05
North
Turning north, I-99/U.S. 220 and PA 26 next meet PA 550 (Zion Road) to Bellefonte and Zion at Exit 83.
10/25/09
This segment of freeway is one of a few occurrences in Pennsylvania where an Interstate, U.S. highway and state route overlap.
10/25/09
Known for its Victorian architecture, the borough of Bellefonte serves as the seat of Centre County. A restoration effort began on many of the historic buildings throughout Bellefonte in 2004 to encourage tourism.
10/25/09
04/30/05
PA 550 (Zion Road) extends 3.4 miles east from Exit 83 to PA 64 (Nittany Valley Drive).
04/30/05
Beyond an overlap with PA 150 (Willowbank Street) in Bellefonte, PA 550 parallels I-99 southwest to Tyrone.
10/25/09
This section of I-99 was designated the David Emery Highway, named after the Marine Sergeant in Iraq who lost both of his legs to a suicide bombing in 2007.
10/25/09
The freeway along I-99/U.S. 220 and PA 26 ends ahead of the parclo A2 interchange with I-80.
04/30/05
I-99 concludes along U.S. 220 north at Musser Lane just ahead of Jacksonville Road (old PA 26) and the exchange with Interstate 80.
10/25/09
PA 26 (Marine Sgt. D.J. Emery Highway) continues northeast from I-99/U.S. 220 through Little Nittany Valley to Howard Gap, where it crosses Bald Eagle Mountain into borough of Howard.
04/30/05
U.S. 220 combines with I-80 east 17.4 miles to Exit 178 en route to Mint Hall and Lock Haven.
04/30/05
Estimated to cost $135 million, construction of the High Speed Interchange joining I-99/U.S. 220 with Interstate 80 is scheduled to bid on March 3, 2022.1
04/30/05
U.S. 220 Alternate commences along I-80 west from I-99/PA 26 to PA 150 and Milesburg.
04/30/05
Underway in July 2018, the Route 26 (Jacksonville Road) Local Interchange Project adds a new exit from I-80 to PA 26 east of I-99. The loop ramp joining I-80/U.S. 220 Alternate west will eventually be removed.
04/30/05
04/30/05
Sources:
- SR 26/Local Interchange. Pennsylvania Department of Transportation (PennDOT), project web page.
Photo Credits:
- 04/30/05 by AARoads and Corey Dukes.
- 10/25/09 by Jesse Bender.
- 06/08/12 by AARoads.
Connect with:
Interstate 80
U.S. 220
U.S. 322
U.S. 322 Business - State College
Route 26
Page Updated 02-01-2021.