Bridge Engineering

Bridge EngineeringTHE MASTER

Can your bridge carry a 1,000-tonne truck? Design it with real materials, test it with real physics, and find out.

190 real bridgesReal physicsDaily challengeFree
The Golden Gate Bridge built in the game

Real engineering, not guesswork

Every beam, cable and pier carries real forces. Build with the materials and design checks civil engineers use, then send in the traffic.

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190 landmark bridges

A World Tour across 10 regions, from Steung Sangke and the Mekong to the Golden Gate, Brooklyn Bridge and Tower Bridge.

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8 real materials

Glulam timber, precast concrete, S355 and S690 steel, aluminium, steel cable and carbon fibre, each with a full data sheet.

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Check it like a pro

AASHTO LRFD load combinations, column buckling, deflection limits and influence lines show exactly why a design works.

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Foundations matter

Piers stand on rock, gravel, clay or silt. Overload the soil and the pier sinks.

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A new site every day

The Daily Challenge gives everyone the same site with a twist: timber only, a steel shortage or a tight budget.

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Compete worldwide

World ranking, verified leaderboards for every bridge, and live multiplayer Load-off matches.

See it in action

Build in 2D or 3D, watch stresses glow from blue to red, and see exactly which member fails first.

Load it until it breaks

Start with a family car and climb the ladder. How far can your design go?

Family carBusHL-93 design truckMobile craneHeavy haulers1,000-tonne haul truck

Made for engineering students

Bridge Engineering: The Master is built for civil-engineering students and anyone curious about how bridges work.

  • An illustrated How to Play guide explains tension, compression, buckling and load paths in plain language.
  • Hints show proven designs when you're stuck.
  • Trusses, arches, cable-stayed and multi-span bridges: if it's good engineering, it works.
  • Every global score is re-tested on our server, so no cheating.

Ready to build?

Free to play with optional ads. No account needed.