20180126Avista to Staff_DR_172 (H1).DOCX

HYDRO ONE LIMITED
RESPONSE TO REQUEST FOR INFORMATION
JURISDICTION:OREGONDATE PREPARED:October 25, 2017
CASE NO.:UM 1897WITNESS:Mayo Schmidt
REQUESTER:PUC StaffRESPONDER:Adele PantusaTYPE:Data RequestDEPT:Law
REQUEST NO.:Staff – 172 (H1)TELEPHONE:[phone]EMAIL:[e-mail]:Please list each Hydro One major accident and workplace death in the last 10 years, such as the incident at Hinchinbrooke Distribution Station and at Toronto transformer station. With this list please summarize the causes for the major accident or death and if there has been an accident for the same reasons since. Please tie this response in to the Company’s response to DR 25 regarding scorecards. RESPONSE: Hydro One’s recordable injury rate has been reduced 77% over the past 10 years to a 2017 year-to-date rate of 1.1 recordable injuries per 200,000 hours worked. The fatalities and serious injuries listed below are included in our recordable injury rate.Serious Injury: A life threatening work injury/illness, or permanent disability. Examples of serious injuries are:Amputation or permanent loss of use of a limb or hand or foot;Permanent loss of sight in one or both eyes;Second and third degree burns to a major portion of the body; orSubstantial loss of blood.DateBusinessType of IncidentCauseRepeat (Y/N)30/05/08Lines ConstructionFatalityFall to lower level (fall from tower)N30/09/08Lines ConstructionSignificant burnsExplosion including electric arc (44kV bus contact)N06/12/12Stations Construction Significant burns (2nd degree)Explosion including electrical arc (lowering extension cord)N05/03/13Stations Construction FatalityCompressed or pinched by rolling, shifting or sliding objectN23/08/14Station ServicesSignificant burnsContact with wires, transformers or other electrical componentsN13/11/14Health Safety EnvironmentFatalityOn road collision between vehiclesN07/12/14Transmission LinesSignificant burnsExplosion including electrical arc (installing grounds 115 kV)N17/11/15Distribution LinesPartial amputation of footStruck by swinging or slipping objectN14/7/17Forestry ServicesElectrical contact and Significant BurnsContact with wires, transformers or other electrical components (4.8 kV)N26/7/17Transmission LinesSignificant burnsExplosion including electrical arc (installing spill protection guard for tower painting 230 kV)N