Drive-Over Doors

High-Throughput Truck Unloading Without Traffic Disruption

O’Mara Drive-Over Doors make truck unloading faster, safer, and more efficient. Designed for drive-through unload areas and pit applications, these hydraulic doors allow fully loaded trucks and wagons to cross the pit, stop, and unload without backing up or blocking traffic lanes.

Built for high-cycle industrial use, O’Mara Drive-Over Doors improve throughput, reduce congestion, and control product splash during dumping. Available in light-duty and heavy-duty configurations, each system is engineered to match your pit size, traffic flow, and material handling requirements.

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What Is a Drive-Over Door?

A drive-over door is a heavy-duty, hydraulic pit cover that supports the full weight of loaded trucks. Trucks drive straight across the pit in a forward motion, stop, and unload directly into a hopper or receiving system below.

When raised, the door acts as a dump backstop, helping contain material and reduce splash. When closed, it creates a smooth roadway that keeps traffic moving safely and steadily.

This design eliminates accidental reversing, improves site safety, and maximizes unloading speed.

How Drive-Over Doors Work

1. Forward-Motion Truck Access

Trucks drive directly over the pit without backing up, reducing congestion and accident risk.

2. Hydraulic Door Operation

A rugged hydraulic system raises or positions the door for unloading, then returns it to a flush roadway surface.

3. Controlled Material Dumping

The upright door serves as a backstop to limit product splash and improve material control.

4. Seamless Integration

Drive-over doors pair easily with receiving hoppers, screw conveyors, and downstream conveying systems.

5. Continuous Traffic Flow

Because unloading does not disrupt the traffic lane, more trucks can unload in less time.

Why Industry Professionals Choose O’Mara Drive-Over Doors

For decades, O’Mara has designed heavy-duty bulk material handling equipment for demanding agricultural and industrial environments. Our drive-over doors are engineered to withstand constant loading, heavy trucks, and the toughest materials.

What you gain:

  • Faster truck turnaround times
  • Safer unloading with no backing required
  • Reduced congestion in busy yards
  • Better splash and spill control
  • Long service life with minimal maintenance

Key Features of O’Mara Drive-Over Doors

Standard Door Features

  • Fully welded steel construction
  • Heavy-duty bearings for long life
  • Rugged frame and support system
  • Industrial alkyd paint finish
  • Hydraulic power pack with oil cooler
  • Complete hose and hardware package
  • Mostly pre-assembled for easier installation

Optional Features

  • Safety handrails
  • Multiple color options
  • Remote operator stations
  • Integrated screw conveyors
  • Custom sizing to fit your pit

Heavy-Duty and Light-Duty Drive-Over Door Options

Heavy-Duty Drive-Over Doors (HD DOD)

Designed for large pits and high-volume unloading. Built to handle heavier truck traffic and frequent cycles in demanding environments.

Light-Duty Drive-Over Doors (LT DOD)

Well-suited for smaller pits and lower-volume operations with modest space and load requirements.

Both options are available in custom lengths and widths to match your facility layout.

Benefits of Drive-Over Truck Unloading Systems

1. Faster Unloading Cycles

Forward-motion unloading reduces wait times and increases daily throughput.

2. Improved Safety

Eliminates backing maneuvers and reduces splash-related hazards.

3. Better Traffic Management

Keeps unloading lanes open and prevents bottlenecks in busy facilities.

4. Cleaner Operations

The backstop function helps control material splash and dust.

5. Flexible Integration

Works with pits, hoppers, conveyors, and screw systems below grade.

Typical Applications

O’Mara Drive-Over Doors are trusted in high-volume bulk handling operations, including:

  • Agriculture: Grain, seed, feed, and crop byproducts
  • Industrial Processing: Aggregates, sand, salt, and bulk minerals
  • Logistics & Transloading: Drive-through unload stations
  • Mining & Construction: Heavy materials requiring fast truck turnaround

Built in the USA for Long Service Life

Every O’Mara Drive-Over Door is engineered for durability, reliability, and repeated use. Our products are engineered with heavy-duty steel, precision bearings, and industrial hydraulics to perform reliably season after season.

Improve Truck Unloading Efficiency with O’Mara

If your operation depends on fast, safe, and organized truck unloading, O’Mara Drive-Over Doors deliver proven performance with minimal disruption to traffic flow.

Our team will work with you to design a system that matches your pit layout, material type, and throughput needs.

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