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North American Tie & Timber

Automated Creosote Impregnation Plant

Customer: North American Tie & Timber
Location: Scott City, MO, USA
Construction period: 2017–2018

The Challenge 

North American Tie & Timber needed a modern impregnation facility for the treatment of railway ties with creosote. The goal was to create a plant that could ensure high-capacity processing, full traceability, and reliable automation while supporting multiple impregnation methods.

The Solution 

We delivered an automated impregnation plant designed for creosote treatment of railway ties, tailored to the company’s operational requirements.
The plant was built in accordance with applicable standards and directives and provides complete traceability of all production runs. It supports a wide range of processes, including Rüping, Lowry, Double-Rüping, Bethell, and Boulton.


The installation is managed by an advanced SCADA monitoring and control system, which ensures complete oversight, reporting, and operational safety. The transport system was produced locally in the US to fit seamlessly into the plant’s workflow.

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The Benefits 

With this facility, North American Tie & Timber has achieved:

  • A high-capacity impregnation plant (332,640 – 665,280 ft³ annually, depending on process)

  • Full production traceability through advanced automation

  • Flexibility to run multiple impregnation processes

  • Enhanced safety and efficiency with SCADA monitoring and reporting

  • A customized local transport system integrated into the facility

The Result 

North American Tie & Timber now operates a state-of-the-art impregnation plant that combines capacity, flexibility, and reliability, securing a strong position in the North American railway industry.


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