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NB15The NB15 is a post and precast panel noise barrier system with posts located on 15ft (4.56m) centers. The NB15 system can be engineered for wall heights to 35ft (11m) or more. Precast panels are a standard 15ft (4.56m) long by 18-48in (0.46-1.22m) high. The standard NB15 system is noise absorptive on both sides. In can also incorporate solid noise reflective or transparent elements, and integrated retaining wall panels. The NB15 system offers 20% fewer posts than the NB12 system, which can result in meaningful cost savings depending on soil conditions and other required wall system elements. 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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