PA 561-570 | PA Tpk 576/Future I-576 | I-579 | PA 580 | PA 581-590

Abbreviations:
JCT = Junction
I = Interchange
M = Multiplex (click below on this abbreviation for a multiplex page)
NT, ST, ET, WT = Northern, Southern, Eastern, and Western Terminus (click below on one of these abbreviations for a route terminus page)
NS, SS, ES, WS = Northern, Southern, Eastern, and Western Split of multiplex

Future PA Turnpike 576, I-576

Junction list:

• Allegheny County
• ET I I-376/US 22
• Begin/End Future I-576
• I Business US 22 (Monroeville)
• I US 30
• I Future PA Turnpike 43
• M NS Future I-576(E-W)/Future PA Turnpike 43(N-S)
• I PA 837
• M SS Future I-576(E-W)/Future PA Turnpike 43(N-S)
• I PA 51
• M PA Turnpike 43 (N-S)/Future I-576(E-W)
• I PA Turnpike 43
• I US 19
• I I-79
• I PA 50
• Allegheny/Washington County Line
• I PA 980
• I US 22
• Washington/Allegheny County Line
• I US 30
• Begin/End Future I-576
• WT I PA 60
• Allegheny County

Links and Sources:

• I-576/Southern Beltway Exit Guide · Jeff Kitsko's Pennsylvania Highways
• I-576/Southern Beltway History · Jeff Kitsko's Pennsylvania Highways
• PA 43/Mon-Fayette Expressway Exit Guide · Jeff Kitsko's Pennsylvania Highways
• PA 43/Mon-Fayette Expressway History · Jeff Kitsko's Pennsylvania Highways
• PA 48/Unbuilt North-South Parkway History · Jeff Kitsko's Pittsburgh Highways
• The New PA 48 History · Adam Prince's Southwest Pennsylvania Roads Project
• I-576/Southern Beltway Project · FAECO
• I-576/Southern Beltway Project · PA Turnpike Commission
• PA 43/Mon-Fayette Expressway Pittsburgh to PA 51 Project · FAECO
• PA 43/Mon-Fayette Expressway Turnpike Expansion Projects · PA Turnpike Commission
• High Priority Corridor 31: Mon-Fayette Expressway and Southern Beltway · Andy Field and Alex Nitzman's High Priority Corridors
• Mon-Fayette Expressway and Southern Beltway · TCS and FOE's Road to Ruin

I-579

Junction list:

• Allegheny County
• NT/NT(PA) I I-279 Exit 8A[14]
• Begin/End SR 6579
• Begin/End SR 6579
• I PA 380 WT
• Begin/End SR 0579
• Begin/End SR 0579
• ST/ST(PA) JCT PA 885 WT, SR 2208, SR 3069
• Allegheny County

Links and Sources:

• I-579 PA Interchange Browser
• I-579 PA History · Jeff Kitsko's Pennsylvania Highways
• I-579 PA Exit Guide · Jeff Kitsko's Pennsylvania Highways
• I-579 Termini · AARoads' Interstate Guide
• Pittsburgh Highways · AARoadTrips.com
• I-579 PA Photos · AARoadTrips.com
• I-579 Information · Scott Oglesby's Three-Digit Interstates

PA 580

Junction list:

• Indiana County
• ET JCT US 219
• Begin/End SR 0580
• JCT PA 240
• Begin/End SR 0580
• WT JCT PA 403
• Indiana County

Links and Sources:

• PA 580 Termini · Adam Prince's Highway Beginnings and Endings in Pennsylvania