You Do It: Safety | The Alaska Pipeline | American Experience | PBS

Examine sections of Alaskan terrain and choose the pipeline strategy that works best for each. Consult the survey guide to learn more.

Survey Guide

Bridge-Supported Pipe Stable Ground
Earthquake Zone
River
Permafrost

Refrigerated Buried Pipe

Above-Ground Zigzags

Buried Pipe

No, a bridge isn't really needed here.

Terrain with no permafrost or seismic tremors.

Seismic activity has been measured in this area, near a major fault line.

This river runs through a deep gorge, downstream from a glacier.

Terrain with a deep layer of permafrost.

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