"routine time" is correct and usable in written English.
You can use it to refer to a regular or recurring time frame, for example: "I like to set aside fifteen minutes of routine time each day to meditate."
It was a routine assignment, but hardly a routine time for personnel in the 70th Precinct.
And as soon as they solidified into habit or routine, time to shift the theoretical goalposts.
His effectiveness beyond routine time beating and traffic management is another matter.
Ideally he needs quiet, freedom from routine, time in which to lie fallow after a big piece of work, time to go to and fro seeking inspiration.
She had eaten breakfast, she said, at her routine time, 6 30 a.m., in the communal dining room at her enclave.
Ordinarily, officials said, once the city is notified by a call to 311, the routine time for the city's contractor to repair a defective street light is two days — down from 19 days three years ago.
Both Dr. Schewe and Dr. Tenner stress that in routine times, the grid and its technological cousins do make life better, safer and more satisfying.
In his book, The Interrupted System: Israeli Civilians in War and Routine Times (1985), he began anatomising what he saw as the deleterious, if disguised, militarisation of Israeli civil society.
Recent developments in X-ray sources as well as data collection and analysis methods are making routine time-resolved X-ray crystallography and solution scattering experiments a real possibility for structural biologists.
For this reason, the increase in parlour performance can only be obtained by improving farm management, including milking routine times or grouping cows.
Then set up routine times for breaks with snacks that help them return to their work refreshed and able to concentrate.
