- Provide someone to act as a guard when your hall is being locked up.
- Provide a qualified ARM (Assigned Radiation Monitor) for radiation
- Allow the operators at least 5 minutes before calling after the beam trips
off. they are busy trying to identify and correct the problem.
- Inform the Program Deputy in advance of all scheduled activities for the
upcoming shifts. This allows the operators to prepare, and not waste valuable
- Notify the control room of any configuration changes that may alter the beam
orbit (i.e. changing the state of magnets, radiators, rasters, target
- Try not to schedule activities during the operator "passdown" periods.
These periods occur for about 15 minutes at 0000, 0800, and 1600.
- Try not to schedule activities during System Checks. System Checks usually
occur at 1630 every evening.
Things You Should Know
- It takes about 15 minutes to restore beam to the hall after a Controlled
- ABU (Available Beam in Use): The number of hours you use the beam for
any part of your scheduled program during the shift. This includes
energy measurements, Moeller runs, current calibrations, etc.
- Owl Shift: 2300-0700
- Day Shift: 0700-1500
- Swing Shift: 1500-2300
- Hall B: The nA BPM position data is unreliable below 1nA.
More information can be found on the web at
http://www.jlab.org/~erb/ops_orientation.html or, come to the Ops
Orientation class. E-mail email@example.com with
content by Michele Joyce
maintained by firstname.lastname@example.org
updated June 26, 2003