National Pipeline Mapping System and Integrity Management for Hazardous Liquid Pipeline Operators. Steve Fischer, GIS Manager Office of Pipeline Safety www.npms.rspa.dot.gov. Acronyms. HCA – High Consequence Area CNW – Commercially Navigable Waterway OPA – Other Populated Area
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National Pipeline Mapping Systemand Integrity Management for Hazardous Liquid Pipeline Operators
Steve Fischer, GIS Manager
Office of Pipeline Safety
Note: Pipeline statistics based on approximately 90% of the hazardous liquid pipeline mileage in the NPMS.