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Wuhan Moshuihu North Road Elevated Noise Barrier

The Moshuihu North Road elevated section is a landmark infrastructure project, recognized as the longest “air tunnel” on the Wuhan Second Ring. This project provides a critical soundproofing solution for the urban expressway, winding through the city like a dragon to ensure noise protection for the surrounding community.

Products

Metal Perforated noise barrier

Acrylic Panel noise barrier

Sector

Urban Expressway / Elevated Bridge

Longitudinal interior low-angle view arched fully enclosed noise barrier made of perforated metal and acrylic for urban expressway viaduct

The Challenge

The Moshuihu North Road project (stretching from Longyang Avenue to Jiangcheng Avenue) required a massive, fully enclosed acoustic barrier to manage high-volume traffic noise. The scale of the project was unprecedented at the time, demanding a structural design capable of spanning distances up to 45 meters while maintaining safety and durability.

Solution

To meet these large-scale engineering needs, a specialized fully enclosed barrier system was implemented:

  • Advanced Materials: The structure combines micro perforated acoustic panel with high-durability acrylic panel to maximize sound absorption while allowing for light transmission.
  • Structural Engineering: The project utilizes submerged arc welding and unequal H-beams to support the wide spans required by the elevated road layout.
  • Scale and Design: With a maximum span of 45 meters, this installation was established as the largest elevated, fully enclosed noise barrier project in the country at the time of its construction.

Execution and Outcomes

The completion of this noise barrier has created a quiet corridor along one of Wuhan’s busiest expressway segments. By successfully implementing a 45-meter span design, the project set a new domestic standard for large-scale urban acoustic engineering. This “air tunnel” effectively balances the city’s transportation needs with the environmental comfort of its residents.

Front straight perspective view arched fully enclosed noise barrier with central steel column for curved urban expressway viaduct
Aerial top view fully enclosed perforated metal acrylic noise barrier covering urban expressway surrounded by dense residential buildings