Title: B1 Vital relays referenced in the GRS Safety Notice
ID Number: RSB-ENG-0701
Date: June 20th, 2007
Description: The results of the investigation confirmed the “sticking” action affecting this neutral bias relay was identical to the symptoms previously observed on the slow release type B1 vital relays.

Title: Test Links with Thin Wall Goldnuts
ID Number: RSB-S&C-0601
Date: April 10th, 2006
Description: Transport Canada has learned of a condition that may adversely affect the safety of the signal systems equipped with test links.