| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | operational | health | mandatory | TC 3CCM Cylinder Disposal | other | In Canada, these cylinders expire after 15 years. After that, they must be thrown out and replaced. | After 15 years of service for TC 3CCM compressed air cylinders. | high |
| #Q002 | monitoring | operational | mandatory | US Cylinder Requalification | other | In the United States (U.S.), some of these cylinders expire after 30 years. This is allowed, but the cylinders must pass a modal acoustic emission requalification test every five (5) years, once they’ve been in service for 15 years. | In the United States, for cylinders allowed to expire after 30 years, once they have been in service for 15 years. | high |
| #Q003 | corrective_action | operational | recommended | Hypochlorite Incident Consultation | other | You should consult CANUTEC for incidents that may involve hypochlorites. | For incidents that may involve hypochlorites. | high |
| #Q004 | corrective_action | health | recommended | Small Mercury Spill Remediation | other | Based on the findings, the Canadian Transport Emergency Centre (CANUTEC) recommends physical removal of mercury beads and ventilation of the affected area for cleaning small, uncomplicated, mercury spills. | For cleaning small, uncomplicated, mercury spills. | high |
| #Q005 | corrective_action | health | recommended | Large Mercury Spill Consultation | other | For larger spills or in case of doubt, professionals such as CANUTEC should be consulted. | For larger mercury spills or in case of doubt. | high |
| #Q006 | operational | operational | mandatory | LNG Rail Transport Temperature | other | Canada's Transportation of Dangerous Goods Regulations (TDGR) allows liquefied natural gas (LNG) to move by rail in UN-T75 ISO portable tanks on flat deck rail cars as long as the liquid is at a very low (cryogenic) temperature. | When liquefied natural gas (LNG) is moved by rail in UN-T75 ISO portable tanks on flat deck rail cars. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #R001 | operational | health | mandatory | Service life expiry for TC 3CCM cylinders in Canada | other | requirement | 15 years | In Canada, these cylinders expire after 15 years. After that, they must be thrown out and replaced. | Compressed air cylinders made of a composite of aluminum and carbon fibre used in self-contained breathing equipment. | high |
| #R002 | operational | health | mandatory | Service life expiry for composite cylinders in the United States | other | requirement | 30 years | In the United States (U.S.), some of these cylinders expire after 30 years. | Cylinders passing modal acoustic emission requalification tests. | high |
| #R003 | operational | operational | mandatory | Requalification test frequency for composite cylinders in the United States | other | requirement | 5 years | the cylinders must pass a modal acoustic emission requalification test every five (5) years | Applies once cylinders have been in service for 15 years in the U.S. | high |
| #R004 | operational | operational | mandatory | Service duration threshold for US requalification testing | other | requirement | 15 years | once they’ve been in service for 15 years | Threshold at which 5-year modal acoustic emission testing begins in the U.S. | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | BLEVE | boiling liquid expanding vapour explosion | high | |
| #D002 | LNG | liquefied natural gas | high | |
| #D003 | ERG | Emergency Response Guidebook | high | |
| #D004 | LPG | liquefied petroleum gases | high | |
| #D005 | false positive | In this study, a “false positive” result means that good cylinders are thrown out when they could still be used safely. | high | |
| #D006 | false negative | A “false negative” result means that bad cylinders would continue to be used and could lead to unsafe conditions. | high | |
| #D007 | CANUTEC | Canadian Transport Emergency Centre | high | |
| #D008 | TDGR | Canada's Transportation of Dangerous Goods Regulations | high | |
| #D009 | FRA | U.S. Department of Transportation's Federal Railroad Administration | high | |
| #D010 | FRC | Friedman Research Corporation | high | |
| #D011 | HCl | hydrochloric acid | high | |
| #D012 | cryogenic | extremely cold | high | |
| #D013 | asphyxiation | suffocation | high | |
| #D014 | Gravimetric analysis | a common technique for measuring masses in mixtures | high | |
| #D015 | U.S. | United States | high |