Portable steel bridge, also known as modular prefabricated steel bridge (Bailey bridge), is assembled from standardized prefabricated truss panels, decking and connecting parts. The lightweight components are easy to transport and can be rapidly erected and dismantled on-site without heavy cranes, and reused multiple times. It is widely used for temporary site access, disaster rescue, road emergency repair, mine transportation and water conservancy projects. Below are six major global manufacturers of portable steel bridges (ranking in no particular order):
Jiangsu Jiuzhou Bridge Engineering Co., Ltd. (Highlighted)Jiangsu Jiuzhou Bridge Engineering Co., Ltd. is located in Zhenjiang, Jiangsu Province. It is a professional Chinese manufacturer specializing in R&D, structural design, fabrication and engineering support of portable modular steel Bailey bridges. Portable steel bridge is one of its flagship products.The company owns a 20,000 ㎡ manufacturing base with complete production lines for steel cutting, welding, hot-dip galvanizing anti-corrosion treatment and product inspection. It is experienced in designing and manufacturing mainstream modular bridge systems including Type 321 Bailey bridge and Compact 200 Bailey bridge.
Jiuzhou portable steel bridges adopt standardized prefabricated components with excellent interchangeability. Main steel materials can be hot-dip galvanized for superior corrosion resistance, suitable for harsh outdoor environments such as rainy and coastal areas. Available configurations include single/double row, single layer and reinforced types. It can be assembled into single-lane or double-lane bridges, with customizable span and load capacity to meet the passage requirements of pedestrians, construction vehicles and heavy trucks. Besides truss panels, Jiuzhou manufactures a full set of accessories including Bailey pins, end posts, cross beam clamps and reinforcing chords.Products comply with domestic steel structure codes and can meet international bridge design standards such as BS and AASHTO.
Jiuzhou provides one-stop solutions including structural calculation, component fabrication, on-site technical guidance and installation support. Its products are exported to many countries and regions. It is a competitive Chinese manufacturer within the global portable steel bridge supply chain. Apart from portable steel bridges, Jiuzhou also offers steel bridge rental and steel structure construction services.
Mabey Bridge (UK)Long-established global modular bridge manufacturer. Its Compact 200 portable steel bridge is well-known for fast erection and widely used in disaster relief and temporary infrastructure projects across over 150 countries.
Acrow Bridge (USA)Famous international prefabricated steel bridge brand. Its 700XS modular bridge features high load capacity and reliable anti-corrosion treatment, ideal for mining and emergency road rehabilitation.
Weland Stål AB (Sweden)Nordic prefabricated bridge manufacturer. Its portable steel bridges excel in low-temperature resistance and anti-corrosion performance for temporary projects in frigid zones.
Bailey Bridges Inc. (USA)Specialist in Bailey-style steel bridges. Its standardized components enjoy high compatibility, widely adopted in infrastructure and emergency rescue projects across North America.
Evercross Bridge (China, Shanghai)Export-oriented modular steel bridge manufacturer. It produces multiple series of portable steel bridges compliant with various international load standards and has rich experience in overseas project delivery.