LPG Loading Arm - SafeRack
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LPG Loading Arm

LPG Loading Arm
By Ray Evans Feb 19, 2025 Estimated 4 minute read

SafeRack railcar platform with Bullhorn style LPG top loading arm and G4 series safety cage in action

Transferring volatile liquids like Propane, Butane, LPG (Liquefied Petroleum Gas), and LNG (Liquefied Natural Gas) requires precise equipment that goes beyond standard specifications. SafeRack’s railcar loading arm for pressurized liquefied gas transfer is engineered for the unique challenges and safety concerns for handling LPG. Our equipment eliminates the weight and leak potential of hoses, with an integrated gangway and safety cage that reduces risk for workers. Optimize safety and throughput with SafeRack’s specialized LPG loading arms.

The SafeRack Advantage: Bullhorn Style Top Loading Arms

For top-loading railcars and tanker trucks, our “Bullhorn” configuration is the industry standard for efficiency. This design allows two arms to mount to a single standpost, streamlining the connection process. A few advantages of SafeRack’s liquefied gas loading arm include:

  • Integrated Vapor Recovery. Our LPG top loading arm with vapor recovery ensures a closed-loop system, capturing hazardous vapors that would otherwise escape into the atmosphere. This is critical for environmental compliance and operator health.​
  • Ergonomic Operation. Counterbalanced swivel joints make our arms weightless for operators to maneuver, reducing back strain and fatigue compared to wrestling heavy reinforced hoses.
  • Durable Materials. SafeRack equipment uses carbon steel and stainless steel that withstands environmental stressors and high-volume operations. 
  • Leak-Proof Reliability. High-pressure swivel joints and robust seals ensure a secure connection even under the high pressures required for liquefied gases.​
  • Safety Precautions. Our top loading arms utilize emergency breakaway couplers that can protect product and employees if an accident occurs.  
  • Designed for High-Risk Operations. SafeRack top loading arms are used in the loading and unloading of hazardous materials, such as LPG, LNG, propane, butane, and anhydrous ammonia. 

SafeRack Offers Complete Terminal Safety Solutions

SafeRack’s assistance does not end at the installation of the LPG loading arm. We are a turnkey solution that seamlessly integrates Liquefied Gas Loading Arms with OSHA-compliant fall protection for LPG loading terminals.

We can design the entire station to match EPA and OSHA regulations. From the G4 Gangway that bridges the gap to the vehicle, to the safety cage that protects the operator while they connect the arm, our systems are engineered to work together. This holistic approach prevents falls, simplifies installation, and ensures your facility meets the strictest safety standards.​

Contact us today so we can start improving your LPG or LNG operations. We can assess your current facility, design and install equipment that matches your needs, and provide ongoing help and maintenance. 

Frequently Asked Questions

Why should I choose a rigid loading arm over a hose for LPG?

One common question for those operating LPG railcar terminals is whether it is worthwhile upgrading from a hose to a loading arm. Rigid LPG loading arms offer superior durability and safety when compared to Hoses, which are susceptible to wear, kinking, and bursting under pressure. A rigid arm uses swivel joints to provide flexibility without compromising the integrity of the pipe, significantly reducing the risk of a “line of fire” incident.

Do your systems support vapor recovery?

When handling LPG and similar materials, a frequent concern for employers is ensuring equipment supports vapor recovery. SafeRack’s LPG top loading arm has vapor recovery configurations that can reduce loss of product, safer operations, and balance tank pressure during transfers. ​

Is your equipment OSHA compliant?

All of SafeRack’s LPG loading terminals and accompanying equipment are designed to be OSHA-compliant fall protection. Our gangways and safety cages meet or exceed all relevant OSHA standards for working at heights, ensuring your operators are protected from the moment they step onto the rack.​

Can these arms handle high pressure?

Yes. Our Loading arm for pressurized liquefied gas transfer is specifically engineered for high-pressure applications. We use specialized swivel joints and seals designed to maintain containment under the specific pressures and temperatures associated with LPG handling.