Longman preparation series for the new toeic test part 30

Chia sẻ: Tran Anh Phuong | Ngày: | Loại File: PDF | Số trang:8

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Longman preparation series for the new toeic test part 30

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in most states, natural gas industry-supported laws require contractors and private landowners to call the local One-Call number before beginning any kind of digging. With forty-eight hours' notice, a pipeline operator will locate the pipeline and mark it clearly. Any damage at all to a pipe—even the slightest scratch-could lead to a leak later on. Whether One-Call has become the law in your state or not, you can help keep pipelines safe by calling the number on the right-of-way markers before you dig....

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