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Versatile, Reduced Maintenance Screening, Washing, Compacting and Dewatering Solution

The Auger Monster ALT is an all-in-one treatment plant solution for screening, washing, dewatering, compacting and discharge conveying. It integrates features engineered to improve performance, lower water and power consumption, and reduce maintenance.

Auger Monster


  • Lower water consumption
  • Less power use
  • Reduced potential for solids clogging
  • Clog and seize resistant dewatering
  • Streamlined, worn-segment specific, brush maintenance and replacement
  • Corrosion and wear-resistant spiral construction


  • Screen trough cleaning spray bar mounted above the waterline
  • 1.5HP gearmotor
  • Rotor shaft discharge paddle and vertical drop from screenings discharge segment
  • Optional Press Zone with spray bars and drain port
  • Optional modular brush sections available in 3 styles
  • Optional 304 SST or 316 SST spiral material


  • Flow Rate: Up to 10.1 mgd (1,593 m3/hr) without grinder, up to 8.8 mgd (1,388 m3/hr) with grinder
  • Nominal Spiral Diameter: 200, 300, or 500 mm
  • Screen Perforation Diameter: 2, 3, or 6 mm
  • Inclination: 35°
  • Minimum Channel Width: 12” (305 mm)
  • Spiral Brush Configurations: 180° segmented pieces, single full-length piece, bottom section single piece / upper section single piece, or bottom section 180° segmented pieces / upper section single piece
  • Screen Basket and Transport Tube Material: 304L stainless steel standard, 316 stainless steel optional
  • Shaftless Spiral Auger Material: Alloy steel standard, 304L or 316 stainless steel optional


  • Easy-access pivoted auger is mounted on a tilt and swivel point for easy removal and servicing
  • Operators can easily bring the screening trough, auger brush and auger conveyor to deck level for inspection via the pivoting capability
  • Periodically checking and replacing the auger brush keeps your perforated screen clean and helps transport solids more effectively
  • Auger brush is easily accessible through the same pivoting capability
  • With the automatic PLC monitoring and controls, the controller can notify if the auger has failed
  • On that same controller, the auger “fail-safe” mode ensures the system continues running even if electronics are disabled
  • Grinders can be easily replaced through our Monster Renew Program!