Does your job description include carrying out routine cleaning, repairing or maintenance on bridges? Working on bridges carries a high level of risk and any small mistake might result in delays and safety issues. There is only one way to ensure that your project is completed on time and in the safest way possible – ditching ladders and ropes and opting for under bridge access platforms. This is where Under Bridge Platforms come in.

We provide quality under bridge equipment, serving all Western States, including California, Washington, and Oregon. Our state-of-the-art self-drive access platform, the Truck Mounted Hydra Platform HPT43, is perfect for carrying out routine maintenance, inspection, cleaning and repairs on bridges. This modern self-drive access platform is not only easy to set up, but it is also very easy to operate.



  • Unit Length: 40 feet (12.2 meters)
  • Unit Width: 8 feet 2 inches (2.45 meters)
  • Unit Height: 13 feet (3.9 meters)
  • Unit Weight (approximate): 44,000 pounds (19,958 kilograms)
  • Platform Length: 43 feet (13.1 meters)
  • Platform Width: 3 feet 6 inches (1.06 meters)
  • Platform Weight Capacity: 1,400 pounds (635 kilograms)
  • Vertical Height Clearance: 7 feet 2 inches (2.18 meters)
  • Maximum Lowering Depth: 22 feet (6.7 meters)
  • Platform Rotation: 180 degrees
  • Tower Separation Width: 7 feet 8 inches (2.3 meters)


  • Under reach of 22 feet below deck
  • Single lane operation
  • Self erecting in 5 minutes
  • 50 Tower adjustment for super elevation
  • Control panels on both deck and platform
  • Self Propelled by Hydrostatic Drive
  • Auxiliary hydraulic backup system: Truck engine P.T.O. or diesel generator with hydraulic pump
  • Voice communication system integrated into deck and platform

The HPT43 is essentially a self propelled, self erecting under bridge access platform. It features fully proportional controls and a working height of up to 43 feet and a fully adjustable drop depth of 20 – 24 feet.

Besides offering quick set up, this truck-mounted platform can be mounted on a mobile track for versatility. Flexibility is boosted by the hydrostatic drive, which facilitates bridge deck impulsion during HPT43 platform use.

Advantages Of  HPT43


Saves time

It allows underbridge tasks to be completed quickly, as the personnel can be under the bridge working within fifteen minutes of their arrival at the jobsite.

Enhances Safety

The risk associated with use of underbridge access platform is very minimal. The HPT43 comes with multiple built-in safety features that ensure the safety of the personnel whenever they climb onboard.

Saves money

Time saved is often money saved. Since our platform enables your personnel to complete tasks quickly, you can be able to carry out more tasks within a day, which translates to more money at the end of the day.

Why You Should Hire Our HPT43 Platform

Besides the above advantages associated with our HPT43 platform, there are several other reasons why you should consider hiring our equipment. They include:


24/7 customer and technical support

Regardless of where you are or what time of the day, our customer support team will be ready to answer your phone call and address any questions or concerns you may have. We also offer onsite training and technical support to the job crew to ensure that technical problems won’t slow you down.

Professional operators

The effectiveness of an underside access platform largely depends on the operators that operate it. This is why we ensure that our operators are highly skilled so that our equipment can reach optimal performance. All our operators are not only highly skilled, but they are also highly experienced. Once you hire our equipment, our dedicated operator will be on hand to operate the equipment effectively and safely.

Fully-insured operators

Even though our HPT43 platform comes complete with multiple features, we are not oblivious of the fact that accidents can still happen. In case they unfortunately do happen, we are prepared – all our operators are fully-insured. The fact that our operators are highly skilled, experienced and fully-insured not only gives you peace of mind knowing that the risk of work-related injuries is greatly minimized, but that it is also covered.

At West Coast Under Bridge Platforms, we take a great deal of pride in being the only company in California that offers total under bridge access, specializing in the Truck Mounted Hydra Platform HPT43. By offering high quality customer service, we have managed to build long-lasting relationships with our esteemed customers. We intend to keep it that way.

Contact us today to discuss your requirements.