MANY ISLANDS PIPE LINES (CANADA) LIMITED EMERGENCY PROCEDURES MANUAL Definitions and References
Special Needs Those persons for whom early response actions must be taken because they require evacuation assistance, requested early notification, do not have telephones, require transportation assistance, have a language or comprehension barrier, or have specific medical needs. Special needs also include those who decline to give information during the public consultation process and any residences or businesses where contact cannot be made. Staging Area A location where incident personnel and equipment are assigned and maintain available status. Staging can also serve as the check-in/check-out point. Sulphur Dioxide (SO 2 ) A colourless, water-soluble, suffocating gas formed by burning sulphur in air; also used in the manufacture of sulphuric acid. SO 2 has a pungent smell similar to a burning match. SO 2 is extremely toxic at higher concentrations. The molecular weight of SO 2 is heavier than air; however, typical releases are related to combustion, which makes the gaseous mixture lighter than air (buoyant). Surface Development Dwellings that are occupied full time or part time, publicly used development, public facilities, including campgrounds and places of business, and any other surface development where the public may gather on a regular basis. Surface development includes residences immediately adjacent to the EPZ and those from which dwellers are required to egress through the EPZ. Table Top Exercise As described in CAN/CSA-Z731-03 , an informal exercise generally used to review resource allocations and roles and responsibilities of personnel and to familiarize new personnel with emergency operations without the stress and time constraints of a major exercise.
Uncontrolled Flow A release of product that cannot be shut off at the licensee’s discretion.
Unified Command A method for the company, government and mutual aid resources to take part in a unified decision making process. Unified Command participants recognize the lines of responsibility and authority but function together to achieve cooperative incident mitigation. Urban Centre A city, town, village, summer village or hamlet with not less than 50 separate buildings, each of which must be an occupied dwelling; other incorporated centres. Urban Density Development Any incorporated urban centre, unincorporated rural subdivision, or group of subdivisions with not less than 50 separate buildings, each of which must be an occupied dwelling. Water Body Natural or manmade; contains or conveys water continuously, intermittently or seasonally. A natural water body is any location where water flows or is present, whether the flow or the presence of water is continuous, seasonal, intermittent or occurs only during a flood. This includes, but is not limited to, the bed and shore of a river, stream, lake, creek, lagoon, swamp, marsh, slough, muskeg or other natural drainage such as ephemeral draws, wetlands, riparian areas, floodplains, fens, bogs, coulees and rills. Examples of manmade water bodies include, but are not limited to, a canal, drainage ditch, reservoir, dugout or other manmade surface feature.
Definitions
January 2025
Section 3.5, Page 6
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