Regular Duty Hours of the Student Resource Officer. The SRO shall be assigned to the Linn-Mar Schools on a full-time basis of eight (8) hours each day when school is in regular session. The SRO shall typically be on one of the Linn-Mar campuses from ½ hour prior to the start of class until ½ hour after classes are dismissed, but has discretion to adjust starting and ending times to maintain a forty (40) hour work week. The SRO will be temporarily re-assigned by the Police Department during the following regularly scheduled school holidays: