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NB12The NB12 is a post and precast panel noise barrier system with posts located on 12ft (3.65m) centers. The NB12 system can be engineered for wall heights to 20ft (6m) or more. Precast panels are a standard 12ft (3.65m) long by 20in (0.5m) high. The standard NB12 system is noise absorptive on both sides. It can incorporate solid noise reflective or transparent elements, integrated traffic barriers, and/or retaining wall panels. The NB12 system is also very flexible in other ways. It is ideal for slope conditions, directional changes, and difficult site access situations. Precast panels can easily be modified for short bays on site. All Durisol noise barrier systems are engineered in house and specify the material for posts and the depth and diameter of footings. Standard steel posts or optional concrete posts can be accomodated. |
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