Miller Sales & Engineering
Engineering Reliable Pumping Systems for Modern Mining

These days, it seems that every mine encounters one of three water challenges; it has water it needs to get rid of, it needs supply water to fuel operations or it handles both pressures across different parts of the mine. What makes this difficult is how quickly those conditions shift. Water that appears clear at the start of a shift can later carry sediment, solids, mud or acidic content as operations move forward. As the mine conditions change, so do the pump requirements and most miners are left making decisions without the exact numbers needed to size a pump or design a system.

Miller Sales & Engineering (MSE) built its business around closing that gap by engineering the entire water-movement solution, so operators aren’t expected to determine those parameters themselves.

“With us, operators don’t have to be pump experts,” says Scott Johnson, chief engineer and general manager. “They tell us what’s happening in the field, and we define the parameters and design the system around it.”

That mindset shapes everything MSE does. Since the strength of the company’s work comes from designing around field realities, not the assumptions captured on a specification sheet, it is also why a large number of mines in the Western U.S. turn to MSE when they need a pumping system that will deliver under harsh operating conditions.

Every project begins by going to the site and studying the conditions that actually dictate performance. What the water contains, where it is collecting and the point to which it must be moved. Engineers evaluate whether the fluid is clean, abrasive, acidic or carrying suspended solids; identify realistic pickup locations; map out the lift and distance the system must handle; confirm available power; and determine whether the setup needs to shift as water levels change.

A case in point is a copper mine, which was experiencing repeated failures in its floating pump system. The pump and motor struggled to stay aligned, and the shaft continued to break under the load. The application was challenging. The unit had to float in a tailings pond, handle solids as it drew in tailings and deliver roughly 5,000 gallons per minute while pushing more than 100 feet of head. Repairs were costing between $50,000 and $80,000 every two to four weeks. MSE replaced the setup with a Tsurumi pump mounted on a floating barge built to handle the site’s conditions. The pump ran for more than 12 months before needing maintenance, and the mine began installing similar units at additional locations.

Older sites face a different kind of pressure, where solids settle out over time and slowly take capacity away from ponds and tanks. Operators often need a way to restore volume without relying on contractors, especially in remote regions where mobilization is costly and schedules are unpredictable. MSE supplies dredging systems that mines can run themselves, allowing teams to remove solids, recover capacity and manage the work on their own timelines.

Once capacity is restored, the system must stay reliable under day-to-day conditions. MSE handles rebuilds, alignments and component replacements in-house, maintains several million dollars in inventory and supports standardized sites through an immediate-ship exchange program.

Being a part of the Technosub Group—a North American network known for mine dewatering, pump rebuilding and large-scale water-handling systems—MSE draws on a wider base of capabilities.

“The affiliation expands our engineering resources, manufacturing capacity and service reach while preserving the speed and accountability customers expect from a local partner,” says Tanner Tryon, national sales manager.

Ultimately, what sets MSE apart—and earns its place among the industry’s top performers—is not just the equipment it provides but the responsibility it assumes. MSE stays with the operator until the solution performs in the field, where conditions shift and only real results count.