Planning Periods K-5. All full-time teachers will have a maximum student contact time of twenty-six (26) hours and forty (40) minutes and a minimum planning time of two (2) hours thirty (30) minutes per each five (5) full attendance days. In scheduling planning time, the principals will make every effort to provide each teacher with thirty (30) consecutive minutes per day. If building-wide or District-wide scheduling decisions are proposed which would necessitate a change in the above, discussions shall be held with the affected teacher and an Association representative prior to implementation, except in cases of emergency when discussions will be held as soon as possible.