S. 1115, the Comprehensive One-Call Notification Act of 1997
Hearing before the Subcommittee on Surface Transportation and Merchant Marine of the Committee ... first session, September 17, 1997 (S. hrg)

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EarthworkTransportationHazardous substancesLaw and legislationNatural gas pipelinesUnderground constructionNatural gas, law and legislationHazardous substances, law and legislation