Part 39 - Licenses and Radiation Safety Requirements for Well Logging  


Subpart A - General Provisions
§ 39.1 - Purpose and scope.
§ 39.2 - Definitions.
§ 39.5 - Interpretations.
§ 39.8 - Information collection requirements: OMB approval.
Subpart B - Specific Licensing Requirements
§ 39.11 - Application for a specific license.
§ 39.13 - Specific licenses for well logging.
§ 39.15 - Agreement with well owner or operator.
§ 39.17 - Request for written statements.
Subpart C - Equipment
§ 39.31 - Labels, security, and transportation precautions.
§ 39.33 - Radiation detection instruments.
§ 39.35 - Leak testing of sealed sources.
§ 39.37 - Physical inventory.
§ 39.39 - Records of material use.
§ 39.41 - Design and performance criteria for sources.
§ 39.43 - Inspection, maintenance, and opening of a source or source holder.
§ 39.45 - Subsurface tracer studies.
§ 39.47 - Radioactive markers.
§ 39.49 - Uranium sinker bars.
§ 39.51 - Use of a sealed source in a well without a surface casing.
§ 39.53 - Energy compensation source.
§ 39.55 - Tritium neutron generator target sources.
Subpart D - Radiation Safety Requirements
§ 39.61 - Training.
§ 39.63 - Operating and emergency procedures.
§ 39.65 - Personnel monitoring.
§ 39.67 - Radiation surveys.
§ 39.69 - Radioactive contamination control.
Subpart E - Security, Records, Notifications
§ 39.71 - Security.
§ 39.73 - Documents and records required at field stations.
§ 39.75 - Documents and records required at temporary jobsites.
§ 39.77 - Notification of incidents and lost sources; abandonment procedures for irretrievable sources.
Subpart F - Exemptions
§ 39.91 - Applications for exemptions.
Subpart G - Enforcement
§ 39.101 - Violations.
§ 39.103 - Criminal penalties.