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Precast Concrete Sound Walls

Sierra Wall Can Be Used As Various Outdoor Sound Barrier Types

Versatile Noise Wall Solutions Using Precast Concrete

Noise wall solutions using SoftSound and Sierra Wall technologies combine the unmatched strength and durability of precast concrete with a variety of finishes to provide a number features. What makes our outdoor sound barriers so attractive is they serve as a protective security fence, attractive privacy wall, versatile sight barrier and as an economic retaining wall. The extended features of Sound Wall and Sierra Wall make these precast concrete sound barriers economic and effective applications.

What makes these outdoor sound barriers as effective as they are? They are constructed of 4-inch-thick panels and steel-reinforced concrete with an integral column. These soundproof wall panels are securely joined by a tongue and groove connection. The width and height of sections are variable, depending on the noise barrier wall application.

Combine the innovative technology behind the outdoor sound barriers and the durability of precast concrete and you can see why our highway sound barriers are as popular as they are. The low installation costs of concrete sound walls leads to an economical buy when compared to metal or wood noise barrier wall applications.The Sierra Wall noise barrier wall system has the additional advantage of being relocated if highway boundaries change. Take a peek at the Soundwall Project Showcase.

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Smith Midland Sound wall panels

Highway Sound Barriers

Our systems are widely recognized and accepted as an effective soundproof wall system. Standard highway sections measure 12' from center to center and can be manufactured to heights up to and exceeding 20'. Custom configurations are available.

Featuring SOFTSOUND Absorptive Noise Wall - The Leading Edge of Sound Absorptive Technology

- Resists rot, decay, mildew, mold, insect nesting, vermin, termites, and combustion - Environmentally friendly & 100% recyclable - Durable under all weather conditions - Can be stained or cast using integral pigment to provide a wide range of colors and form liner finishes - Suitable for other sound applications - Based on European technology with a 50-year history of success - Meets or exceeds all state performance requirements - Strict quality control standards ensure consistency and longevity of product - SoftSound absorptive precast concrete walls are not just effective, they also offer the industry’s best life-cycle cost value.


Commercial Grade Residential Noise Barrier Systems

The variety of finishes available for the Sound Barrier and Sierra Wall makes these systems the only concrete sound walls that are easily adapted to blend with local architectural designs. Used for commercial development and roadway expansion projects, these commercial grade sound walls block out sight, sound, wind and intruders in quiet beauty. Read about the Eisenhower Avenue project.

Smith Midland noise wall Eisenhower Ave

Electrical Substation Sound Walls

Our various sound wall options make for an easy and durable choice when trying to find a solution to screening your power grid infrastructure from neighboring properties. They not only provide sound reduction capabilities, but also a high level of security. And with a wide variety of colors and patterns available you can easily meet the desires of residential neighbors or municiple requirements. Read about the Dominion NIVO substation project.

Brambleton Substation Sound Wall Smith Midland

Download Smith-MIdland's presentation on Sound Wall Solutions for Utilities

Smith Midland Utility Sound Wall Presentation

Industrial Soundproof Barriers

The Sound Wall and Sierra Wall simultaneously screen industrial operations from nearby landowners, provides a noise barrier wall and protects businesses from intruders. Complex zoning problems created by the need for industries and homeowners to coexist in harmony, are tastefully resolved to the benefit of all by the Sound Barrier and Sierra Wall.

Commercial Concrete Sound Walls

The stately Sound Wall and Sierra Wall screens and protects commercial property, allowing shopping centers and institutions to be conveniently and compatibly located near residential areas.

Sound Barrier Installation

Installation of appropriate foundation piers is completed prior to delivery of Sound Wall and Sierra Wall panels. As the soundproof panels are off-loaded, it is slipped into the adjacent panel with a secure tongue and groove connection. The soundproof wall panel installation is completed by welding or bolting together the steel mounting plates on the foundation piers and the plates on the base of the columns. (stainless steel plates are optional). The speed with which the noise barrier wall can be installed results in minimal delay for the contractor.

Download the Smith-Midland Sound Wall Brochure

  • Dulles Toll Road
  • Intercounty Connector
  • Virginia Beach Soundwall
  • Sierra Wall II