Undercutting & Tamping

Undercutter

Attachment
Deliver precise ballast removal beneath the track structure to restore drainage and track stability—ideal for spot maintenance or high-production tamping projects.

overview

The BTE Undercutter is a specialized attachment designed for precise and efficient track maintenance. It excels in removing and replacing contaminated ballast, ensuring optimal track conditions, and enhancing overall performance. With 9 to 12-foot bars and bi-directional carbide tip chains, this attachment is perfect for performing spot maintenance and cutting in tight spaces. Compatible with BTE Hi-Rail Excavators and Backhoes, it’s built to make tie replacement easier and more productive.

Features

  • Efficiently removes and replaces contaminated ballast
  • Enhances track conditions and prolongs track life
  • 9 to 12-foot bars for versatility in different track environments
  • Bi-directional carbide tip chains for precise cutting in tight spaces

BTE Means It’s Built Better

Efficient Ballast Removal

Quickly removes and replaces contaminated ballast, improving drainage and track stability to enhance overall rail performance

Precision Spot Maintenance

With 9 to 12-foot bars and bi-directional carbide tip chains, this attachment delivers accuracy in tight spaces

Maximum Versatility

Compact and lightweight design makes spot maintenance and cutting in tough spots faster and easier

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Get the attachments you need, right when you need them.

At-a-Glance

SpecUSMetric
Model9 ft10 ft12 ft9 ft10 ft12 ft
Height36”34”41”915 mm864 mm1,042 mm
Length130”144”180”3,302 mm3,658 mm4,572 mm
Width17.5”18”24”445 mm458 mm610 mm
Weight1,660 lbs1,700 lbs1,900 lbs753 kg772 kg862 kg
Hydraulic Flow Reqs. (All models)40 Max GPM / 5,500 Max PSI70 Max GPM / 5,500 Max PSI70 Max GPM / 5,500 Max PSI151 max l/m264 max l/m264 max l/m
Cutter Chain Size17.5”17.5”17.5”444.5 mm444.5 mm444.5 mm

Applications

Compatible Machines

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BTE has an array of attachments for all of your hi-rail excavators and backhoes. With our headquarters in Missouri and strategic BTE locations across North America, the machines you need can be available as soon as now.

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BTE engineers versatile, dependable attachments for every hi-rail application. Explore our full line of work attachments and experience the BTE difference.

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BTE is here to make railroad track maintenance and construction safer, simpler, and faster. Tell us what your team needs. We’ll build a better tomorrow together.

Resources

Maintenance, Equipment, Insights

If the hi-rail equipment you depend on isn’t keeping up, the whole operation goes out of balance.

Equipment, Maintenance

Railroad construction and maintenance has never been easy. But increasing freight volumes, higher train speeds, and growing pressure to minimize track outages only make maintenance of way crews’ work more demanding.

Insights, Compliance

Meeting FRA regulations isn't only about compliance. It's about using every tool available to us to maintain safe, efficient railroad operations.