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“A Forerunner teleportation grid activation panel has been located in a highly unstable cave system. To have any chance of bringing the system online, it must be activated before the cave collapses.”
— Mission summary

Structural Integrity is the third of the five Co-op Missions in Halo: Spartan Assault. It is only available in the Xbox 360 and Xbox One versions of the game and must be played by two players over Xbox Live.


The players must infiltrate a Flood-infested cave system, activate a panel, and then escape. The players have three minutes to complete the mission before the cave collapses and the mission is lost.

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