PITTSBURGH (KDKA) — The inbound side of the Fort Pitt Tunnel is closing again this weekend.

PennDOT says they will be doing tunnel ceiling removal work.

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The closure will begin at 10 p.m. on Friday and continue around-the-clock through Monday at 6 a.m.

Detours will be posted in the area and PennDOT says drivers should expect significant delays.

Here is PennDOT’s posted detour:

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  • From eastbound I-376 (Parkway West) take the ramp to North US 19/Route 51 West End (Exit 69C)
  • Follow northbound Route 51 (Saw Mill Run Boulevard)
  • Exit towards Route 837
  • Stay in right lane to South Route 837/East I-376
  • Continue on southbound Route 837 (West Carson Street)
  • Take the ramp to East I-376/North I-279 onto the Fort Pitt Bridge
  • End detour

This is their suggested alternate detour:

  • From eastbound I-376 (Parkway West) take the Route 121 Greentree/Mt. Lebanon (Exit 67) ramp
  • Turn left onto northbound Route 121 (Greentree Road)
  • Greentree Road becomes Wabash Street
  • Turn right onto South Main Street (Lincoln Highway)/South Route 60
  • Use right lane to South Route 837/East I-376 towards Downtown
  • Continue on southbound Route 837 (West Carson Street)
  • Take the ramp to East I-376/North I-279 onto the Fort Pitt Bridge
  • End detour

The outbound side of the tunnel will remain open, but there may be some short-term stoppages while crews access equipment and remove material.

The work is a continuation of an ongoing $14.17 million construction project.

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