Construction Updates

Nashua - Merrimack - Bedford 13761

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Project 13761A

Turnpike Widening from North of Exit 8, in Nashua, to South of Exit 10 in Merrimack”

Recent Activities – As of early December 2024

• Northbound
– Traffic has been shifted into Phase 2 configuration.

• Southbound
– No work at this area.

• Exit 10
– NB Off-Ramp traffic is in the temporary configuration.
– Old toll tunnels have been prepped for demolition.

• Pennichuck Brook Bridge
– The settlement period has completed.
– Began excavation for bridge foundations.

Upcoming Work – November 2024 to December 2024

• Northbound
– Begin tree clearing.
– Continue Phase 2 mainline drainage and widening work.

• Southbound
– Begin Tree Clearing

• Exit 10
– Continue demolition of the toll plaza tunnel.

General Traffic Implications

• Winter 2024/2025
– Rolling roadblocks, shoulder closures and night work, as needed, for temporary roadwork, as traffic allows.

Recent Photos of Construction

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Screening Humus Topsoil - December 2024
Temporary Northbound Off Ramp - November 2024
Mill and Paving in the Median - November 2024
Drainage Installation Along Northbound Widening - November 2024
Causeway Construction – October 2024
Grading Median in Preparation for Phase 2 – October 2024
Traffic in Phase 2 Configuration – October 2024
Milling Pavement in the Median Near Exit 10 – September 2024
Paving the Median Near Exit 10 – September 2024
Sandbag Preload at Causeway Cofferdam – September 2024
Cofferdam Construction at the Northern Abutment – August 2024
Cofferdam Construction at the Southern Abutment – August 2024
Constructing Stone Fill Along the Causeway – August 2024
Preparing Shoulder for Roadway Widening - July 2024
Placing Stone for Roadway Widening - July 2024