The Horse Passed Inspection: A Retrospective Structural, Acoustic, and Epistemic Audit of the Wooden Horse of Troy

The fall of Troy is routinely described as the most consequential engineering failure of the ancient world. It is therefore remarkable that in thirty-two centuries no one has audited the engineering. We do so here, treating the classical sources—Homer, Virgil, Apollodorus, and Quintus of Smyrna—as the surviving accident file. Our finding is unambiguous: the horse was fine. By hand calculation, the legs carry their design load with a factor of safety of roughly 1,100 against buckling; a finite-element reconstruction and a one-sixth-scale replica loaded to failure agree. The horse passes 13 of the 14 checks of the applicable siege-gift code, and the fourteenth is a paperwork item. What failed at Troy was the meeting. Reconstructing Priam’s acceptance committee on the ladder of inference, we show that the council climbed seven rungs of interpretation on three observable facts, while the only two reviewers who tested the object rather than the story—Laocoön, with a spear, and Cassandra, with a track record—returned concordant negative findings ($\kappa =1.00$) and were overruled. A modern replication ($N=212$) confirms the mechanism: describing an unexamined object as “a gift” rather than “an object” moves the vote to bring it inside the walls from 24% to 71%. Troy did not fall to a horse. Troy fell to an unaudited inference, at committee, on a Tuesday. We close with remediation guidance, including mandatory spear-based non-destructive testing of all incoming monumental gifts (the Laocoön protocol).