Route: Interstate 279 [Forts Pitt Tunnels in Pittsburgh] [(1) Explosives 1.1 to 1.6, (2) Blasting Agents, (3) Flammable Gas, (4) Flammable, (5) Flammable Solids, and (6) Flammable Solid W. prohibited.]
Restricted Route, All Hazmats

Route: Interstate 376 [Squirrel Hill Tunnels in Pittsburgh] from Exit 8 to Exit 9 [(1) Explosives 1.1 to 1.6, (2) Blasting Agents, (3) Flammable Gas, (4) Flammable, (5) Flammable Solids, and (6) Flammable Solid W. prohibited.]
Restricted Route, All Hazmats

Route: Interstate 476 [Northeast Extension of PA Turnpike at Lehigh Tunnel] from Exit 33 to Exit 34 [Effective July 16, 2000: All Table 1 materials and Explosives are still prohibited. Table 2 materials (except explosives) permitted for non-bulk packages (those placards that do not require four- digit codes)]
Restricted Route, All Hazmats

Route: Interstate 70/I76 [Allegheny Tunnel - Somerset County] from Exit 10 to Exit 11 [Effective July 16, 2000: All Table 1 materials and Explosives are still prohibited. Table 2 materials (except explosives) permitted for non-bulk packages (those placards that do not require four-digit codes)]
Restricted Route, All Hazmats

Route: Interstate 76 [Blue Mountain Tunnel and Kittatinny Tunnel - Franklin County] from Exit 14 to Exit 15 [Effective July 16, 2000: All Table 1 materials and Explosives are still prohibited. Table 2 materials (except explosives) permitted for non-bulk packages (those placards that do not require four- digit codes)]
Restricted Route, All Hazmats

Route: Interstate 76 [Tuscarora Tunnel - Franklin/Huntingdon Counties] from Exit 13 to Exit 14 [Effective July 16, 2000: All Table 1 materials and Explosives are still prohibited. Table 2 materials (except explosives) permitted for non- bulk packages (those placards that do not require four-digit codes)]
Restricted Route, All Hazmats

Route: SR3009 [Dauphin County] from Segment 0210/Offset 0720 to Segment 0221/Offset 1382
Restricted Route, All Hazmats

Route: SR4020 [Lancaster County] from Segment 0010/Offset 0000 to Segment 0130/Offset 0000
Restricted Route, All Hazmats

Route: State 34 [in Cumberland County] from Segment 0270/Offset 0000 to Segment 0300/Offset 0000
Restricted Route, All Hazmats

Route: State 39 [Dauphin County] from Segment 0030/Offset 0000 to Segment 0210/Offset 0000
Restricted Route, All Hazmats

Route: State 641 [in Cumberland County] from Segment 0440/Offset 3196 to Segment 0470/Offset 0000
Restricted Route, All Hazmats

Route: State 74 [in Cumberland County] from Segment 0170/Offset 0000 to Segment 0210/Offset 0000
Restricted Route, All Hazmats

Route: US 11 [in Cumberland County] from Segment 0360/Offset 2119 to Segment 0510/Offset 0000
Restricted Route, All Hazmats

Route: US 22 [Eastbound - Dauphin County] from Segment 0420/Offset 0000 to Segment 0570/Offset 0000
Restricted Route, All Hazmats

Route: US 22 [Westbound - Dauphin County] from Segment 0421/Offset 0000 to Segment 0571/Offset 0000
Restricted Route, All Hazmats

Route: US 30 [West - Descending Laurel Mountain in Somerset/Westmoreland Counties] [Descending Laurel Mountain into the Village of Laughlintown (to protect Ligonier Municipal Reservoir). The "recommended" alternate route is south on US 219 to I-76 (PA Turnpike), west on I-76 to New Stanton.]
Restricted Route, All Hazmats