RULE 88. VACANCIES IN REGULAR ASSIGNED FREIGHT SERVICE.  (a) When an engineer is absent for more than 15 days from an assignment which is subject to bulletin, his vacancy will be advertised on the next bulletin posted and assigned under Rule 85. Should the successful applicant likewise vacate a run subject to bulletin, his vacancy will be advertised on the next bulletin posted and this procedure to continue until all vacancies, similarly created, are filled.  

(b) Vacancies in local, helper, mixed, beet and work train service may be taken immediately by the senior assigned engineer at the terminal and on the district from which service is usually protected making written application to the crew dispatcher. Any vacancy, in the services named, in excess of six days, may be taken by the senior assigned engineer on his territory of rights making written application to the crew dispatcher before expiration of the six day period. The engineer so assigned may hold such vacancy unless displaced by a senior engineer who did not have opportunity to make application before the six (6) day period expired, or who was holding a passenger run under Rule 20, or an engineer who has been displaced from a regular assignment.    

(c) Vacancies in local, helper, mixed, beet and work train service with a terminal at an outlying point, where other engineers are assigned, will be filled from applications of assigned engineers whose terminal is tie same point where the vacancy exists. If no applications are on file with the Crew Dispatcher from such engineers, the vacancy will be filled by an engineer from the protecting extra board, who will remain on the vacancy until the assigned engineer returns, or the vacancy is filled after six (6) days under Section (b), or relieved under provisions of Rule 40.

  NOTE 1: Vacancies within the scope of this rule will not include vacancies of engineers relieved under mileage regulations.

  NOTE 2: For application at Pocatello, See temporary Agreement IDF-5024, effective April 1, 1964, reproduced in Appendix 25.

(d) No engineer will be assigned to a run vacated by himself temporary or otherwise unless displaced through no fault of his own