Lemanco Dry Bulk Storage

Lemanco SystemModular Bolted Bin Systems

For over 60 years, industries throughout the world have turned to Chief Lemanco storage systems for the storage and gravity retrieval of dry bulk materials in their grain management systems.

Pre-engineered and custom configured for efficient, economical and reliable service, these systems are ideal for storing feed ingredients, grains, aggregates, fertilizers and most dry bulk materials.  Lemanco modular bins are designed to keep moisture out and dust in for a cleaner working environment.

Chief Lemanco storage systems can be designed to meet equipment loading requirements either above the bin roof or on the mezzanine floors in the main support structure.

Trusted Worldwide for customized storage that is durable, reliable and efficient!

Strength and Durability

  • Chief Lemanco modular storage systems can store dry bulk materials with densities up to 150 lbs/ft³ (2403 kgs/m³).
  • Bin components are 28% stronger due to the use of high strength steel 50ksi (345 Mpa) yield strength) vs. commercial grade steel 36ksi (248Mpa) yield strength.
  • Durability is increased by 25% for interior and exterior bin components using a G115 (2 mil thickness) zinc coating vs. a G90 (1.5 mill thickness) zinc coating.

Fast and Efficient Installation

  • The overlap of the side sheets has a single row of holes for faster assembly of the bin sidewalls on the ground.  Modular sidewall assemblies can then be lifted into place
  • Updated design requires fewer components to assemble
  • Tier height is 42" (106.68cm)
  • Bin compartments have chamfered corners for improved cleanout
  • Hopper flashing is bolted directly into the bin assembly for faster assembly

Can Meet Your Present and Future Needs

  • Modular bin options include 6', 7', 8', 10' and 12' (1.83m, 2.13m, 2.44m, 3.05m and 3.66m) with half and quarter bin compartments available
  • Factory welded one-piece hoppers for 6' - 10' (1.83m - 3.05m) require no field assembly
  • Optional two-piece or bolt-together hoppers are available
  • Optional stainless steel or epoxy coated bins are available for storing corrosive bulk materials

Lemanco Structural Steel

Bin System Options

  • Structural steel supports are designed to meet seismic categories and wind loadings per IBC 2012. All structural members are fully coated. A325 fasteners are included.
  • Standard man ways are vented (including filter media and bird screen) and made of galvanized steel.
  • Standard safety equipment includes ladders, cages, platforms safety gates and handrails that meet OSHA requirements for commmercial bins.
  • Standard hoppers are one-piece, with a 60-degree slope and internal corner chamfers. Exterior is coated with enamel and interior with linseed oil.  Note:  Chief welded one-piece hoppers do not require field assembly.
  • Lemanco HopperStandard adaptors are 2-to-1 and/or 4-to-1, welded and coated with enamel on exterior and linseed oil on interior.
  • Standard suspended weigh hoppers come in 6', 7', or 8' (1.83m, 2.13m, 2.44m) sizes with flare tops or header boxes/covers, including canvas connectors and vents with filters. Support frame, shafts, wheels and drive package are provided for weigh lorries. Exterior is coated with enamel and interior with linseed oil.

Bin Accessories

Choose from Z-girts, purlins, and siding (available in standard colors) to enclose and protect your equipment and personnel from the elements. Chief Lemanco Storage Systems can be designed for various head house options with head house columns anchored into the vertical bin columns for maximum stability.

Do you have a special application for bulk materials in your feed mill or agricultural or industrial management system? Just ask about the advantages of a Lemanco modular bin system!

For example, Lemanco bins have been used domestically and internationally for numerous ingredient, batching and finished feed systems.  In addition Lemanco bins have been used for many different types of industrial applications, including storage of building materials and wood pellets.

For more information, contact the Chief Agri/Industrial dealer nearest you!


6' Square (1.83m Square)
7' Square (2.13m Square)
8' Square (2.44m Square)
10' Square (3.05m Square)
12' Square (3.65m Square)