border zones

situations defined by contested movement along, across, or against controlled boundaries

Rio Grande

Individuals move through a river crossing along a national boundary.
The situation develops through partial barriers, surveillance, and uneven passage.

American Border Defenders (Arizona Border Recon)

Individuals assemble along a territorial boundary.
The situation develops around observation, positioning, and informal control of movement.

Slaughterhouse

Animals are processed within an enclosed industrial site.
The situation develops through controlled movement, containment, and staged transition.

Flaggers

Workers direct traffic through a temporary roadside zone.
The situation develops through controlled flow.