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Product Description
As a leading manufacturer and direct supplier of heavy-duty structural components, we present the 200-Transom Beam for Bailey Bridge Load Distribution. This essential transverse load-bearing member is engineered to seamlessly link bridge decks to main trusses, ensuring absolute stability for critical infrastructure.
Transfers wheel pressure efficiently from the deck directly to panel nodes.
Prevents single-panel overloading through precise, even load distribution.
Available directly from the manufacturing source for large-scale engineering projects.
The 200-Transom Beam serves as the unyielding structural spine of modular bridge systems, transforming chaotic deck pressures into calculated, manageable forces. When you run your hand along the cold, dense surface of the Q355B high-strength structural steel, you can feel the uncompromising rigidity designed to withstand the relentless pounding of heavy vehicular traffic. Every beam is precision-machined, ensuring that when it drops into the panel chords, it seats with a satisfying, resonant thud—a sound that signifies absolute structural integrity and perfect alignment.
Beyond its robust physical presence, this transverse member acts as the critical intermediary between the bridge deck and the Bailey trusses. It absorbs the harsh kinetic energy generated by moving loads, mitigating vibration and translating raw wheel pressure into evenly distributed concentrated loads across adjacent nodes. The visual precision of the end slots and connection holes speaks to a manufacturing process obsessed with exact tolerances, ensuring that field crews experience frictionless alignment. Whether spanning a rushing river or bridging a deep ravine, the transom guarantees that the deck remains flawlessly flat, eliminating the terrifying sway and deflection that compromise structural confidence. It is not merely a piece of steel; it is the fundamental guarantee of safe passage under extreme conditions.
Precision engineering demands exact measurements and uncompromising material standards. The following table outlines the definitive technical parameters of our 200-Transom Beam, ensuring seamless integration into your engineering blueprints.
Product Name | 200-Transom Beam for Bailey Bridge |
Main Material | Q235B or Q355B High-Strength Structural Steel |
Cross-Section Type | I12, I14, I16 I-beam or [14, [16 Channel Steel (Twin I-beam/H-beam for heavy-load bridges) |
Surface Treatment | Hot-dip Galvanizing or Anti-rust Primer Painting |
Unit Weight | ≤ 1 Ton |
Installation Spacing | Standard design 1.5–2.0 meters (Reduced to 1.0 meter for 100-ton class heavy-load bridges) |
Deflection Standard | ≤ L/250 (Ensuring bridge deck flatness) |
Thermal Expansion Clearance | ≤ 5 mm (Between transom and Bailey panel nodes) |
Connection Method | U-bolts, Clamps, Pins (for rapid emergency assembly) or Welding/10.9S High-strength Bolts (for permanent bridges) |
Shock Absorption | Optional Rubber Pads (for impact absorption and noise reduction) |
Quality Certification | ISO9001, Meets National Standards, Material Certificates and Test Reports provided |
Origin | Zhenjiang, Jiangsu, China (Directly supplied by source manufacturer) |
Designing a reliable temporary or permanent crossing requires components that deliver more than just raw strength. The 200-Transom Beam is engineered with specific structural advantages that dramatically elevate the overall performance and lifespan of the entire bridge system.
Exceptional Torsional Stiffness: By anchoring the deck system directly to the main truss using heavy-duty U-bolts and specialized clamps, the beam eliminates lateral twisting, creating a rigid, unified structure capable of resisting severe wind and dynamic traffic forces.
Intelligent Load Distribution: Acting as a highly efficient transverse distribution beam, it prevents the catastrophic failure of any single panel by forcing single-wheel loads to disperse evenly across multiple adjacent Bailey trusses.
Double-Deck Versatility: In complex double-deck configurations, the lower transoms are specifically reinforced to carry massive loads transferred from the upper superstructure, maintaining absolute stability across multiple tiers.
Acoustic and Kinetic Dampening: The integration of optional high-density rubber pads between the top surface and the deck absorbs harsh impacts, significantly reducing the deafening clatter of heavy machinery crossing the span.
Procurement teams overseeing critical infrastructure demand absolute safety redundancy in every structural component. The structural integrity of a bridge is only as reliable as its weakest link, which is why our transverse beams are forged exclusively from premium Q235B or Q355B high-strength structural steel. This material selection provides exceptional bending and shear strength, crucial for demanding environments.
Massive Weight Tolerance: Capable of supporting up to 100-ton class heavy-load temporary bridges without structural fatigue.
Precision Load Conversion: Expertly translates chaotic bridge deck wheel pressure into safely manageable concentrated loads directly onto the Bailey panel nodes.
Overload Prevention: The robust I-beam or channel steel cross-section ensures that no single truss bears an unsafe proportion of the weight.
Structural Peace of Mind: The dense, heavy-duty steel construction guarantees that the bridge will not buckle or warp under continuous heavy vehicular stress.
Infrastructure projects are rarely situated in forgiving environments. Prolonged exposure to biting saltwater winds, relentless humidity, and corrosive industrial atmospheres can rapidly degrade unprotected steel. To combat this, our beams undergo rigorous surface treatments designed to lock out moisture and prevent oxidation, ensuring the steel retains its pristine metallic sheen and structural integrity for decades.
Hot-Dip Galvanizing: A thick, impenetrable layer of zinc bonds with the steel at a molecular level, providing superior resistance against high-salt and high-humidity environments.
Professional Anti-Rust Primer: An alternative heavy-duty coating that seals the steel surface, preventing microscopic rust formation and blistering.
Lifecycle Cost Reduction: By virtually eliminating the need for constant scraping, repainting, and premature replacements, the overall maintenance budget of the project is drastically reduced.
Visual Inspection Ease: The smooth, treated finish allows maintenance crews to quickly verify the structural health of the beam without battling layers of corrosive buildup.
In emergency response scenarios or tightly scheduled infrastructure developments, every hour saved on assembly translates directly to operational success. The 200-Transom Beam is meticulously engineered for rapid deployment, transforming what is typically a labor-intensive construction process into a swift, modular assembly operation.
Optimized Weight Profile: With a single-unit weight strictly controlled to under 1 ton, deployment requires only minimal lifting equipment, such as a small lorry-mounted crane.
Frictionless Alignment: Precision-cut end slots and connection holes allow the beam to glide into position instantly, eliminating the need for on-site drilling or forceful adjustments.
Rapid Fastening Systems: Utilizing heavy-duty pin connections instead of hundreds of individual bolts allows crews to lock the beams in place in a fraction of the time during emergency bridge setups.
Accelerated Project Timelines: The intuitive modular nature enables construction teams to complete assembly or disassembly within hours or days, rather than weeks.
Installation Method Recommendation
Engineering requirements shift drastically from one topography to another. A truly superior structural component must offer the flexibility to adapt to varying spans, load requirements, and architectural layouts. This beam is designed as a universal transverse solution, seamlessly integrating into a vast array of bridge configurations.
Universal Compatibility: Flawlessly matches both 200-type and 321-type Bailey bridge systems, whether utilizing single-row or multi-row panel structures.
Adjustable Spacing: Installation intervals can be dynamically adjusted from a standard 1.5–2.0 meters down to 1.0 meter for specialized heavy-load applications.
Complex Geometry Support: Easily integrated into curved or skew bridges, where transoms can be arranged radially or skew-cut at the ends to match the exact angle of the crossing.
Diverse Project Scope: Equally effective in temporary construction trestles supporting material storage plates, permanent high-strength bolted bridges, or complex bridge widening and rehabilitation projects.
The difference between a functional bridge and a world-class engineering structure lies in the microscopic details of its construction. We manufacture our transverse beams with an obsession for precision, ensuring that the final assembled structure behaves exactly as the mathematical models predict, providing a smooth, silent, and rock-solid crossing experience.
Strict Deflection Limits: Engineered to maintain a deflection ratio of ≤ L/250, absolutely guaranteeing that the bridge deck remains perfectly flat under maximum load, preventing a jarring ride for crossing vehicles.
Thermal Expansion Management: Scientifically calculated clearances of ≤ 5 mm are left between the transom and the Bailey panel, allowing the steel to expand and contract naturally with temperature fluctuations without warping the frame.
Enhanced Torsional Rigidity: The aggressive clamping mechanisms ensure the deck and truss move as a single, unified body, drastically reducing the terrifying lateral sway often felt on inferior temporary bridges.
Acoustic Superiority: The precise fitment, combined with optional dampening materials, eliminates the metallic clanking and groaning sounds, resulting in a quiet, confidence-inspiring structure.
Procuring heavy structural steel is a significant investment that requires absolute trust in the source. Operating directly from our expansive production base in Zhenjiang, Jiangsu, we eliminate the uncertainties of third-party sourcing. We provide a comprehensive ecosystem of technical backing to ensure your project's flawless execution from blueprint to final assembly.
Certified Excellence: Our manufacturing processes are strictly governed by ISO9001 certifications, ensuring every beam meets uncompromising national and international quality standards.
Transparent Traceability: Every shipment is accompanied by comprehensive material certificates, rigorous test reports, and official quality assurance documents.
Custom Engineering Services: We do not just supply steel; we provide free structural calculations, customized CAD drawings, and tailored design modifications to fit your exact site requirements.
On-Site and Remote Guidance: Backed by 24/7 after-sales support, we provide detailed installation manuals, instructional videos, and even on-site supervision by experienced engineers to guarantee correct erection procedures.
Selecting the right manufacturing partner is just as critical as selecting the right grade of steel. We operate as a direct source manufacturer, meaning you bypass intermediaries to gain direct access to our specialized production lines dedicated entirely to Bailey bridges and their critical components. Our commitment extends far beyond the factory floor.
Unmatched Production Capacity: Our dedicated base in Zhenjiang ensures steady, high-volume output to meet the most aggressive project deadlines without compromising on precision.
End-to-End Solutions: From the SJ-200 and SJ-321 main frames to chords, deck panels, pins, and bolts, we supply the complete ecosystem of steel components required for your build.
Expert Installation Protocols: We understand the complexities of field erection. We analyze site drawings and recommend optimized procedures, such as utilizing suitable lorry-mounted cranes for heavy lifting and sequencing transom installation to maximize structural stability.
Proven Track Record: Decades of specialized focus have refined our manufacturing techniques, resulting in components that consistently outperform expectations in the harshest global environments.
Dedicated Support Teams: Our highly experienced engineering and construction advisory teams remain at your disposal, ensuring any technical hurdles are resolved swiftly and safely.
To assist your procurement and engineering teams in making informed decisions, we have compiled detailed answers to the most critical questions regarding our transverse beam components and manufacturing capabilities.
We are a direct source manufacturer headquartered in Zhenjiang, Jiangsu. We own and operate our specialized production base and proprietary manufacturing lines dedicated exclusively to Bailey bridges and associated structural components.
Our facility operates under strict ISO9001 certification. All products rigorously meet national structural standards. Upon delivery, we provide comprehensive material certificates, detailed laboratory test reports, and official quality certificates to ensure total compliance with your project's engineering prerequisites.
Absolutely. We offer complimentary structural calculations, detailed CAD drawings, and full customization services. Our engineering department works closely with your team to adapt beam dimensions, spacing, and load capacities to perfectly match your specific site requirements.
We supply comprehensive installation drawings, step-by-step manuals, and instructional videos. For complex erections, on-site supervision by our senior engineers is available. We also maintain a 24-hour after-sales service line. We strongly recommend assigning an experienced construction team, and we will guide them through the optimized sequence of assembling the bilateral panels, placing the transoms, and securing the sway bracing.
Because a single transom weighs up to 1 ton, a small crane is required. To maximize structural stability during erection, the nearest and farthest transoms (within the crane's safe operating capacity) should be installed first. Once these anchor points are secured, the intermediate transoms are placed. Following this, the sway bracing is installed, and the first row of bridge decking is paved before advancing the crane for the next section.
Thanks to our premium hot-dip galvanizing or professional anti-rust primer painting, the required maintenance is remarkably minimal. Routine visual inspections to ensure the coating remains uncompromised by severe physical impacts are generally sufficient. The superior weather resistance drastically lowers the lifecycle maintenance demands compared to standard untreated steel.
