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§ 60.72 - Construction records.

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DOE shall maintain records of construction of the geologic repository operations area in a manner that ensures their useability for future generations in accordance with § 60.51(a)(2).

The records required under paragraph (a) shall include at least the following:

Surveys of the underground facility excavations, shafts, and boreholes referenced to readily identifiable surface features or monuments;

A description of the materials encountered;

Geologic maps and geologic cross sections;

Locations and amount of seepage;

Details of equipment, methods, progress, and sequence of work;

Construction problems;

Anomalous conditions encountered;

Instrument locations, readings, and analysis;

Location and description of structural support systems;

Location and description of dewatering systems; and

Details, methods of emplacement, and location of seals used.

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§ 60.71 - Records and reports.
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§ 60.73 - Reports of deficiencies.