PISTA® Innovation History:

Advancing the Science of Grit Removal Through Comprehensive R&D

Smith & Loveless knows grit removal and headworks. Our experience flows from more than four decades of thorough R&D and 2,700+ PISTA® installations throughout North America and the world. Along the way, we’ve continued to enhance the complete system with innovations that deliver unparalleled results. With the PISTA® Grit Removal System you receive the finest in system performance backed by the value-added experience and support of Smith & Loveless.

PISTA® Innovation Timeline

1973
January 1

1973 – Original PISTA® Grit Removal System 270° Introduced

1973 – Original PISTA® Grit Removal System 270° Introduced
  • Patented flat bottom floor
  • Forced vortex flow pattern
  • Coanda Ramp facilitating laminar flow
  • Axial-Flow Propeller enhancing flow pattern
1974
January 1

1974 – PISTA® Grit Screw Conveyor Introduced

1974 – PISTA® Grit Screw Conveyor Introduced

The second-stage PISTA® Grit Screw Conveyor is designed to work in concert with the complete PISTA® Grit Removal System, providing superb dewatering and high retention of fine grit without the burden of high maintenance.

1982
January 1

1982 – 4″ PISTA® TURBO™ Grit Pump Debuts

1982 – 4″ PISTA® TURBO™ Grit Pump Debuts

Removes grit from the storage hopper and transports it to the grit washing and dewatering equipment.

1988
January 1

1988 – First 360° PISTA® Desgin

1988 – First 360° PISTA® Desgin

Flow travels 360°, providing maximum travel for effective grit removal.

1998
January 1

1998 – 6″ PISTA® TURBO™ Grit Pump Debuts

1998 – 6″ PISTA® TURBO™ Grit Pump Debuts

Removes grit from the storage hopper and transports grit to the grit washing and dewatering equipment.

2009
January 1

2009 – PISTA® 360™ Grit Chamber with V-FORCE BAFFLE™ Introduced

2009 – PISTA® 360™ Grit Chamber with V-FORCE BAFFLE™ Introduced
  • Patented integral flow baffle directs the inlet flow into the chamber to ensure proper vortexing and prevent short circuiting
  • Removes 95% of grit down to 140 mesh particle size
January 1

2009 – PISTA® TURBO™ Grit Washer with TRI-CLEANSE Technology™ Debuts

2009 – PISTA® TURBO™ Grit Washer with TRI-CLEANSE Technology™ Debuts

Produces clean girt and minimal odors.

2010
January 1

2010 – PISTA®WORKS™ Introduced

2010 – PISTA®WORKS™ Introduced

Complete screening and grit removal package, all in one skid package.

January 1

2010 – 500 GPM PISTA® DURALYTE™ Grit Concentrator Debuts

2010 – 500 GPM PISTA® DURALYTE™ Grit Concentrator Debuts

Built with uncompromising strength and durability, yet the lightweight bottom cone is removable by one person. There are no disconnecting pipes.

2014
January 1

2014 – QUICKSMART™ System Controls

2014 – QUICKSMART™ System Controls

Powerful touchscreen controls for operation of central headworks functions.

January 1

2014 – OPTIFLOW™ 270° Baffle Announced

Increase grit removal efficiency to 95% (down to 100 mesh) in 270® channels with baffle upgrade system or new system option.

2015
January 1

2015 – PISTA® VIO™ Grit Removal System

2015 – PISTA® VIO™ Grit Removal System

Offering full 360° variability of the inlet and outlet chambers, for simple installation into existing sites or an efficient footprint for new sites.

Wait, there’s more?

To see the complete timeline of Headworks innovations by S&L, click below.