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Traditional Washing Doesn’t Work for Every Pit

When water is scarce, space is tight, and regulations keep piling up, stationary systems quickly become a liability. Add in freezing winters, abrasive material, and unpredictable demand, and you’ve got a setup that’s costly, rigid, and hard to maintain. It’s time for a smarter, more adaptable approach.

You need clean, high-quality material—but your site, climate, and systems are working against you. 

Sand and gravel pit operators face a growing list of challenges that make traditional washing setups increasingly difficult to manage. These issues reduce efficiency, increase costs, and threaten your ability to deliver clean, compliant material year-round.

Water supply is unreliable.

Seasonal fluctuations, limited pump capacity, and rising costs make consistent washing difficult.

Regulations are a nightmare. 

Wastewater discharge, silica dust exposure, and environmental compliance are harder to manage.

Not all pits are suited for stationary washing. 

Limited space for settling ponds, elevation differences, and local geology complicate water return and drainage.

Cold climates make washing seasonal. 

Freezing temperatures can halt operations, reduce utilization, and disrupt supply.

Demand is inconsistent. 

You need to adapt quickly, but rigid systems make it hard to scale.

Stationary plants lack flexibility. 

Permanent infrastructure can’t easily move with your operation, making it costly and inefficient in dynamic or short-term sites.

The RM MSC8500e-3DR Mobile Washing Plant Adapts to Your Pit, Cuts Costs and Boosts Resale Value

At RUBBLE MASTER, we know how tough it is to run a sand & gravel operation under pressure—from unpredictable water supply and seasonal constraints to tightening regulations and changing demand. You need a solution that adapts to your site, not the other way around.

The RM MSC8500e is a mobile, electric-powered screening plant designed to meet the demands of modern gravel producers. It offers the flexibility and efficiency needed to stay competitive in changing conditions.

 

Electric drives

Diesel-Electric Screening: Power Your Way—Diesel or Grid

Maximum versatility

Tackle Changing Materials, Site Layouts, and Production Needs with Ease to Get the Most Out of The Screening Plant

Retain Exceptional Resale Value — a Smart Investment that Pays Off Even After Years of Use

Mobile Washing Plant - Rinser Screen

Catchbox for Fines & Fitting for After-Treatment SystemX

Connect the after-treatment of your choosing to the plant. 

  • Cyclone
  • Bucket wheel
  • Filter press

In diesel mode, you can also use available surplus power to run the system or conveyors.

Screen-box with plumbing and spray barsX

The rinser-kit for the RM MSC8500e turns the dry screen into a mobile rinser screen, including plumbing and water spray nozzles and a catch box.

Spray bars, nozzles, and plumbing for wet screening

Diesel-electric driveX

Get the freedom to operate a diesel engine or hook up to the power grid. In diesel mode, you can use surplus power to operate additional plug-on equipment.

3-Deck ScreenerX

4 screened products.

Easy to Feed with Large LoadersX

Remote-operated hydraulic tipping grid.

Electrification Done Right: RUBBLE MASTER Sets the Benchmark


When it comes to electrifying mobile material processing plants, RUBBLE MASTER sets the benchmark worldwide. Our advanced hybrid drive technology not only reduces emissions and operating costs but also opens the door to powering additional plug-on electrical equipment—giving you a fully integrated, future-ready setup.

The RM MSC8500e’s hybrid system is subsidy-friendly, helping you take advantage of government incentives for sustainable operations. By combining mobility, flexibility, and electrification, RUBBLE MASTER delivers a solution that meets today’s environmental standards while preparing you for tomorrow’s demands.

Ready to Wash Material Smarter?

1

Talk to an Expert

We’ll help you assess your site conditions, production goals, and regulatory needs.

2

Configure Your Mobile Washing Plant

Choose the setup that fits your pit. We even help you with jobsite logistics and configuring a sand after-treatment system.

 

3

Start Producing Clean Material

Deploy your mobile plant quickly, reduce costs, and deliver high-quality sand & gravel products with confidence.

 

Mobile Material Washing, Reimagined: Flexible, Efficient, Future-Ready

When you choose the RM MSC8500e, you gain more than a machine—you gain peace of mind and total control over your operation.

  • Rest assured your plant won’t become an expensive asset sitting idle.
  • Save up to 25% in fuel costs compared to traditional diesel-hydraulic plants.
  • Eliminate environmental worries—no hydraulic leaks, no compliance headaches.

You’ll feel confident, in control, and future-ready, knowing your operation is optimized for efficiency and sustainability.

Tangible Benefits You’ll See

  • Financial & Operational: Lower fuel consumption, less maintenance, and simple troubleshooting.
  • Environmental: Qualify for government subsidies, meet strict emission standards, and reduce noise emissions.
  • Logistical: Shorter transport paths mean lower fuel and handling costs—bring the wash plant to the material, not the other way around.

Future-Proof Your Business

  • Total freedom in location, movement, and energy source.
  • High resale value for long-term security.
  • Convert from wet screening to dry screening if demand changes—no major overhaul required.
  • Move equipment easily to avoid flooding risks.

RM MSC8500e-3DR Specs

Capacity up to 400 tph up to 400 TPH
Screen-box 5,485 x 1,525 mm 18’ x 5’ ft
Screen-decks 3 3
Screen angle 20° - 30° 20° - 30°
Feed unit 9.2 m³ 12 yd³
Drive diesel-electric diesel-electric
Transport dimension 17,500 x 3,055 x 3,803 mm 17,500 x 3,055 x 3,803 mm
Weight (no options) 37,000 kg 81,600 lbs
Mobile Washing Plant - Rinser Screen