The phrase "a usual procedure" is correct and usable in written English.
It can be used to refer to a standard or common method of doing something in a particular context.
Example: "In our laboratory, following a usual procedure ensures that all experiments are conducted consistently and accurately."
Alternatives: "a standard procedure" or "a common practice".
Gerard A. Burke, steward for the New York Racing Association, said that the stewards expect to question Velasquez, a usual procedure after such an incident.
In this application it is a usual procedure to protect the material with a layer of gel-coat, but if the gel-coat breaks the material would be in direct contact with a humid environment.
"It became a usual procedure for our newspaper correspondents to take us to their summer homes when they were studying through these hot days," notes the taskmaster, who somehow accepted the proletarian cocktail hour after a hard day at the six declensions.
This proposal should match your research topic, a usual procedure, e.g., with the DFG's material allowances (Anträgen auf Sachbeihilfe).
In metallic materials, testing CT specimens represents a usual procedure to determine fracture parameters, whereby ASTM Standard E-399 specifies the geometry and general configuration of this kind of tests.
The three-quarters criterion was chosen in order to avoid transitory or erroneous diagnoses, a usual procedure in using health insurance claims data for research in Germany.
Usual cytological CSF analysis was not interpretable in one sample from patient 09 because of deterioration of the cells, despite an usual procedure of sampling and processing of the CSF, while CellSearch® showed 650 tumor cells in 5 mL.
Sterile saline solution was used for the injections; however, it could have been contaminated before use by Practitioner A's usual procedure of decanting the sterile saline into other containers (e.g., plastic cups) before injection.
Tracheostomy is a very usual procedure in critically ill patients and is assumed to have a low rate of complications when executed by experienced hands.
If there is an error in the lettering on a figure, the usual procedure is to publish a sentence of rectification.
The inputs of these mechanisms can be alarms, counters, and/or key performance indicators (KPIs) acquired from network statistics or call traces, being the collection of this information a standard and usual procedure in cellular networks.
