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 River

Refrigerated Buried Pipe Stable Ground
Earthquake Zone
River
Permafrost

Above-Ground Zigzags

Buried Pipe

Right! A bridge will span the gorge and the river.

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. Bridge-Supported Pipe

Terrain with a deep layer of permafrost.

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