"Article 40 section 1
(k) Saturday or Sunday Air Work
(1) To perform Saturday or Sunday air work the Employer and the Union recognize the need for air drivers other than those regularly scheduled. Qualifed part-time employees who are interested in performing this work will so notify the Employer, be certifed and be placed in seniority order on a posted qualifed air driver list. Such work will be frst offered in seniority order to employees on the qualifed list who have not worked more than thirty-seven (37) hours in the current week. This work shall then be offered in senior- ity order to qualifed part-time employees regardless of hours worked. If the scheduling needs still cannot be met, and additional employees are needed, the Employer may force qualifed part-time employees in reverse seniority order.
(2) These employees shall be paid at the air driver’s straight-time rate of pay in accordance with Section 6 below. Time and one-half (1-1/2) will be paid after eight (8) hours per day or after forty (40) hours per week.
(3) All employees working as an air driver on Saturday or Sunday under this Section shall have a three (3) hour guarantee.
(l) References in this Article to an air driver, part-time or full-time, include employees who on a scheduled basis, perform (1) only air driving work, or, (2) air driving work in combination with other bargaining unit work."