Metal Box Culverts

Metal box culverts are available in spans up to 50 ft, and are an economical alternative to conventional bridges. These low profile structures are ideal bridge replacements where maintaining the existing road grade is essential.

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High-Performance Metal Box Culverts

(Structural Steel Bridge Alternative Systems)

Engineering Solutions

Our metal box culverts provide engineered solutions for:

  • Flood control with 30-50% greater hydraulic efficiency than circular pipes
  • Heavy-load applications (HS25-30 highway ratings)
  • Accelerated construction with modular bolt-together design

Technical Specifications

ParameterSpecificationComplianceMaterial3-12mm Corten SteelASTM A847/A606Span Range1.5-12 metersAASHTO LRFDCorrosion ProtectionHot-dip galvanized (G235)ISO 1461Design Life75+ yearsNCHRP Report 534

Smart Infrastructure Features

  • Optional IoT package includes:
    • Strain gauges (±0.1% accuracy)
    • Scour monitoring sensors
    • QR-tagged components for BIM integration

Geotechnical Installation Notes

For metal box culverts in:

  • Soft Soils: Minimum 300mm granular bedding
  • High Water Table: Watertight gasket connections
  • Seismic Zones: Moment-resistant corner connectors

Why Choose Our Box Culverts?

  1. Proven Performance: 5,000+ installations since 2010
  2. Technical Support: Free hydraulic calculations
  3. Sustainability: 100% recyclable with EPD certification
  4. Digital Assets: Revit families available

Contact Us

Hengshui Aohong Engineering Materials Co., Ltd.

  • 📍161# Ronghua Street, Taocheng District, Hengshui, Hebei, China.
  • 📞+86 318 5261 900
  • 📱+86-186-3287-9676 (WhatsApp)
  • ✉️sales@cn-ahjt.com

Get In Touch

    Material of steel plate

    Q235, SS400, Q355

    Service life

    ≥90 years

    Thickness

    1.6mm-8mm

    Pipe Diameter

    350mm-9000mm

    Corrugation

    68*13, 125*25, 150*50, 200*55, 300*110, 380*140, 400*150

    Depth of fill

    1.5-50m

    Anti-corrosion treatment

    hot dip galvanized ≥84μm (610g/㎡)

    Standard

    JTT 791-2010, AASHTO M36

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