Has the excavation been marked to make the workers and others aware of the excavation (e.g., fence, flags, or other safeguards)? Are sanitary facilities available at the site, as appropriate? General Are proper barriers or guardrails in place to protect anyone or equipment falling into the excavation or trench?
What is meant by a trench and an excavation? Generally speaking, an excavation is a hole in the ground as the result of removing material.
Despite advancements in engineering controls, protective equipment and safe work practices, excavation and trenching remain among the most hazardous construction operations. Generally speaking, an excavation is a hole in the ground as the result of removing material.
egulations relating to excavation and trenching. Always ve ify the legislative requirements before digging. For more information on trenching and excavation, pleas see the OSH Answers: Trenching an What should I know about cave-ins? ected trench can lead to injuries or fatalities. Even being buried up to the waist can lead to a
According to Jeff Miller's Earliest Known Uses of Some of the Words of Mathematics, the term kernel was first used in this meaning by Pontryagin (in translation by Lehmer) in the slightly broader context of group homomorphisms. It doesn't say why Pontryagin or Lehmer chose that particular word though.
matrices - Word origin / meaning of 'kernel' in linear algebra ...
78 A semicolon is used to separate variables from parameters. Quite often, the terms variables and parameters are used interchangeably, but with a semicolon the meaning is that we are defining a function of the parameters that returns a function of the variables.