[Code of Federal Regulations]
[Title 30, Volume 1]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 30CFR77.216-4]

[Page 611]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 77--MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES--Table of Contents
 
                    Subpart C--Surface Installations
 
Sec. 77.216-4  Water, sediment or slurry impoundments and impounding structures; reporting requirements; certification.

    (a) Except as provided in paragraph (b) of this section, every 
twelfth month following the date of the initial plan approval, the 
person owning, operating, or controlling a water, sediment, or slurry 
impoundment and impounding structure that has not been abandoned in 
accordance with an approved plan shall submit to the District Manager a 
report containing the following information:
    (1) Changes in the geometry of the impounding structure for the 
reporting period.
    (2) Location and type of installed instruments and the maximum and 
minimum recorded readings of each instrument for the reporting period.
    (3) The minimum, maximum, and present depth and elevation of the 
impounded water, sediment, or slurry for the reporting period.
    (4) Storage capacity of the impounding structure.
    (5) The volume of the impounded water, sediment, or slurry at the 
end of the reporting period.
    (6) Any other change which may have affected the stability or 
operation of the impounding structure that has occurred during the 
reporting period.
    (7) A certification by a registered professional engineer that all 
construction, operation, and maintenance was in accordance with the 
approved plan.
    (b) A report is not required under this section when the operator 
provides the District Manager with a certification by a registered 
professional engineer that there have been no changes under paragraphs 
(a)(1) through (a)(6) of this section to the impoundment or impounding 
structure. However, a report containing the information set out in 
paragraph (a) of this section shall be submitted to the District Manager 
at least every 5 years.

[57 FR 7471, Mar. 2, 1992]