But other times they have to use the streets or wait until the end of a six-hour shift.

Some of the demolition company supervisors said they were running six-hour shifts.

That brief six-hour shift is a whole day to you.

Only 50 dm3 of rock were extracted within a six-hour shift.

Two to a team, working six-hour shifts around the clock.

They would work in six-hour shifts, one watch minding the ship while the other rested.

Her six-hour shift as communications officer would start in another thirty minutes.

The crew has spent the 40 days working six-hour shifts.

Perhaps employers and miners met part way, for by 1801 the same writer seems to have considered six-hour shifts general.

Now he was captain of the desk clerks, who worked in four six-hour shifts.