Two-Span Pratt Through Truss Bridge

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Bounding box: 81800.0 × 9000.0 × 9600.0 mm
Engine: Precision B-rep
Parameters: 14
Published: October 14, 2026

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The prompt

Create a DWG of a two-span Pratt through truss bridge in Red Deer lake Alberta, Canada

Parameters

Name	Value	Range
Span Length (each)	40000 mm	15000 – 90000
Panels per Span (even)	8 ea	4 – 16
Truss Height	6000 mm	3000 – 12000
Truss Spacing (c/c)	7000 mm	4000 – 14000
Chord Section	400 mm	200 – 800
Vertical Member Section	250 mm	150 – 500
Diagonal Member Section	250 mm	150 – 500
Top Lateral Strut Section	300 mm	150 – 600
Floor Beam Width	300 mm	150 – 600
Floor Beam Depth	500 mm	200 – 1200
Deck Slab Thickness	250 mm	100 – 600
Pier / Abutment Width	1800 mm	800 – 4000
Pier / Abutment Length	9000 mm	5000 – 16000
Pier / Abutment Height	3000 mm	500 – 10000

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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