RULE 83. RIGHTS TO SERVICE.  (a)  In regular road service the right to regular assignments shall be governed by seniority as set forth in the rules of this Agreement.  

(b) Engineers found employed on roads acquired or leased and operated by this Company as separate district shall retain their rights and seniority as heretofore on the road absorbed.

  (c) Engineers employed on roads acquired or leased by this Company and operated as a part of any district shall take seniority rights on the entire district to which added, in accordance with seniority date in service as an engineer on the absorbed road.  

(d) An engineer desiring to transfer from one district to another within his territory of rights may do so by bulletin when there is a vacancy and retain his rights according to seniority within his territory of rights.

Territories of rights are:

No. 1. Granger-Pocatello and branches

No. 2. Pocatello-Huntington and branches

No. 3. Salt Lake-McCammon and branches (re: Hub Agreement)

No. 4. Pocatello-Butte and branches.