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2. Lifeline (safety) - Wikipedia

   en.wikipedia.org/wiki/Lifeline_(safety)

   Horizontal lifeline systems require careful engineering due to the specific nature of the structures they are designed for, ensuring safety in high-risk areas. [ 3 ] Lifeline wire has traditionally been available in 1/8" ( 3.175 mm) and 3/16" ( 4.763 mm) wire diameters, with a soft but durable vinyl coating increasing the effective diameters to ...

3. Fall arrest - Wikipedia

   en.wikipedia.org/wiki/Fall_arrest

   Safety net Safety line. Fall arrest is the form of fall protection which involves the safe stopping of a person already falling. It is one of several forms of fall protection, forms which also include fall guarding (general protection that prevents persons from entering a fall hazard area e.g., guard rails) and fall restraint (personal protection which prevents persons who are in a fall hazard ...

4. Safety instrumented system - Wikipedia

   en.wikipedia.org/wiki/Safety_instrumented_system

   An SIS performs a safety instrumented function (SIF). The SIS is credited with a certain measure of reliability depending on its safety integrity level (SIL). The required SIL is determined from a quantitative process hazard analysis (PHA), such as a Layers of Protection Analysis (LOPA). The SIL requirements are verified during the design ...

5. Clearance (civil engineering) - Wikipedia

   en.wikipedia.org/wiki/Clearance_(civil_engineering)

   The clearance values may depend on the heights and types of the obstacles. For example, in Flanders, the horizontal clearance next to the paths for poles, lampposts and trees is 0.75 metres (2 ft 6 in), and for walls and fences is 1 metre (3 ft 3 in). The horizontal clearance from the edge of the path to the curb is based on curb heights. For ...

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   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. Lifeline utility - Wikipedia

   en.wikipedia.org/wiki/Lifeline_utility

   In short, a lifeline utility is legally required to function 'to the fullest possible extent' (even at a diminished level) during and after an emergency, participate in emergency management planning, and provide free-of-charge technical assistance to the Director of Civil Defence Emergency Management.