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Mercersburg Multiplexes

PA 16(E-W)/PA 416(S-N) Duplex

Pennsylvania Routes 16 and 416 join for 2 mi through Mercersburg in Franklin County. Pennsylvania Route 75 joins part of the PA 16/PA 416 duplex in Mercersburg.

Jason Ilyes 3/22/02

Northwestward on PA 16/PA 416 heading toward Mercersburg.

PA 16(E-W)/PA 75(S-N)/PA 416(S-N) Triplex

The PA 16/PA 416 and PA 75/PA 416 duplexes overlap, forming a half-mile PA 16/PA 75/PA 416 triplex in Mercersburg in Franklin County.

Jason Ilyes 3/22/02

Heading northwestward toward Mercersburg on PA 16/PA 416 where PA 75 joins.

Jay Rotz 5/02

To the south, PA 75 northbound meets PA 16/PA 416 at the southern split of the triplex. PA 75 north continues to the left with PA 16 westbound/PA 416 northbound into town.

Jay Rotz 5/02

Approaching the southern triplex split from the north, PA 75 splits off to the south, while PA 16/PA 416 continues toward the southeast.

Jay Rotz 5/02

The Mercersburg triplex runs through the heart of the grassy town. PA 75 and PA 416 are signed in the same direction, while PA 16, the parent route of PA 416, is signed in a perpendicular direction.

Jay Rotz 5/02

Jumping to the middle of the triplex, the road makes a slight turn to approach downtown Mercersburg.

Jay Rotz 5/02

At the north end of town, a similar sign configuration stands at the northern triplex split, where PA 16 leaves PA 75/PA 416 and heads northwest. Mileages to nearby towns are shown on the green sign on the left side of the road. PA 75/PA 416 splits just a mile to the north.

Jay Rotz 5/02

Here is a close-up view of the mileage sign and little white signs below. PA uses a single SR number on its state routes, and for state route multiplexes, the lowest route number becomes the SR number. Here SR 16 is PA 16 to the right and PA 16/PA 75/PA 416 to the left, and SR 75 is PA 75/PA 416 to the right.

PA 75(S-N)/PA 416(S-N) Duplex

Pennsylvania Routes 75 and 416 join for a same-way duplex, one mile long, through Mercersburg in Franklin County. Pennsylvania Route 16 joins part of the PA 75/PA 416 duplex in Mercersburg.

Jason Ilyes 3/22/02

PA 75 and PA 416 split a mile north of Mercersburg.

Terraserver Imagery

• Topo. 1981 · PA 75/PA 416 duplex and PA 16/PA 75/PA 416 triplex
• Topo. 1981 · PA 16/PA 416 duplex
• Topo. 1995 · PA 75/PA 416 northern split
• Topo. 1995 · PA 16/PA 75/PA 416 triplex
• Topo. 1994 · PA 16/PA 416 southern split
• Aerial 1994 · PA 75/PA 416 northern split
• Aerial 1994 · PA 16/PA 75/PA 416 northern split
• Aerial 1994 · PA 16/PA 75/PA 416 southern split
• Aerial 1994 · PA 16/PA 416 southern split

Adjacent Multiplexes