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Video - 12.9m long bridge Double Lane

shows Panel two being installed ..see below

Video below - 19m long Single Lane bridge

Tax payers perspective "better than bailey"

 

Video below - 18.5m long Single Lane Bridge

shows panel one being installed 

Guardian prefab abutments installed before closing road;     then road closed, Pony Truss bridge removed, new prefab bridge installed in 1 day

CWBCWBCSCE / SCGC

Certified Welding Bureau

Welding Instructor

Welding Inspector

3rd Party Welding Engineer Retainer

Western University

Collaboration with Jia Xue Ph.D 

CWB Warren Truss - Polygonal

 

warren truss elevation

 Elevation

One Lane


Width Range:      3m - 5.5m                                                                                                                            

 

Span Range Max: 61m - 40m

Two Lanes


Width Range: 6m - 10.5m         (20 ft. - 34 ft.)

 

Span Range Max: 55m - 48m    (180 ft. - 160 ft.)

Three Lanes


Width Range: 10m - 14m           (35 ft. - 44 ft.)

 

Span Range Max: 48m - 43m      (160 ft. - 140 ft.)

 

 

 

 

warren truss polygonal cross section typical CROSS SECTION TYPICAL SHOWN ABOVE

 

 

 

 

 

plan view with deck

 PLAN VIEW SHOWN ABOVE

 

 

Fabrication

CSA W59, CSA W47

Certified Welding Bureau

 

Truss Connections:

  • Gusset Plates with ASTM A325 High Strength Bolts (Heavy Hex)
  • Gusset Plates with ASTM A325 Tension Control (Round Head)
  • Gusset Plates with Fillet Welds (1/4" min.)

Floors/Decks:

  • Fiberglass Composite + Asphalt or Micro Slurry
  • Fiberglass Composite + Epoxy Aggregate or PolyMethylacrylate Aggregate (12mm)
  • Corrugated Steel Planking + Asphalt
  • Gang Nailed Timber Planking
  • Gang Nailed Timber Planking + Asphalt
  • Glue Laminated Timber deck + Asphalt
  • Concrete Slab on Removable Forms
  • Concrete Slab on Fiberglass Stay-in-Place (SIP) Forms
  • Concrete Slab on Steel Stay-in-Place (SIP) Forms

Railing:

  • Various Truss or Slab Mounted Rails
  • Curb-mounted rails

Corrosion Protection:

  • Fiberglass Composite Encapsulated
  • Galvanizing
  • Galvanizing + 2-Coat Paint
  • 3-Coat Paint
  • Weathering Steel