Okla. Stat. tit. 45, § 45-909: Foreman - Duties and responsibilities

The mine foreman shall keep a careful watch over all operations

with the utmost regard for the safety of all employees. His

responsibility includes the use, storage and handling of explosives,

condition of all equipment used, condition of roads in and out of

the pits, drainage, roads to the tipple and other surface

structures. Strip pit foremen shall devote the whole of their time

to their duties when the strip mine is in operation.