The U.S. has over 2.5 million miles of pipelines crisscrossing the country. As existing lines grow older, critics warn that the risk of accidents could increase. Many pipelines transport petroleum products and natural gas. Some pipelines transport other hazardous products such as chemicals, highly volatile liquids, anhydrous ammonia, and carbon dioxide. Exposure to these products
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Landslides are a constant threat to many pipeline sites. Landslides, mudflows, earth slumps, rockfalls, and other types of slope failures threaten job sites in many terrains, not just hills or mountains. They can be fast or slow, wet or dry, small or large, shallow or deep, and reactivated or new. Because of the long, linear
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According to National Transportation Safety Board statistics, pipelines are the safest and most efficient means of transporting natural gas and petroleum products. The pipelines transport trillions of cubic feet of natural gas and hundreds of billions of ton/miles of liquid petroleum products in the United States each year. The approximately 496,000 miles of transmission pipeline
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Working on a pipeline site or any construction site during the winter months offers a unique set of challenges. Temporary erosion and sediment control measures installed during frozen conditions may not remain functional under thaw conditions. This means that whatever you put in place to control erosion during frozen conditions also needs to function during
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If you are constructing a pipeline near a river, stream, or former waterway, bank migration is an issue. Rivers are dynamic features of the landscape; the riverbed is in constant motion. Removing the natural covering of vegetation can drastically accelerate bank migration. To help fight this type of erosion, Submar attacks on several fronts. First,
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