1. What is
(are) the item (s) to be protected? (Conduit,
Cable Tray, Wall system, etc.)
2. What is its material
composition? (Steel, Aluminum, other? How
thick ? Structure ?, etc.)
3. What is its structural
composition? (Ladder cable tray, Stud wall
construction, etc.)
4. What is the “in use”
composition? (Pipes filled with fluid? What
kind? Flowing? % full?, etc….or, conduits
50% filled with power cables? Or what % of what
type of wiring?, etc.)
5. What are design
particulars? (Example: Conduits=> What %
straight runs, what % 90 degree bends, what % vertical
bends, what % horizontal bends? Spacing &
style of support systems, % interface with
interfering items? Close proximity items?, etc.)
6. What is the physical
environment? (Petrochemical Plant, Warehouse,
Commercial building, etc.)
7. What are immediate
surroundings? (Close proximity to other
items? What are they? Support systems? What
type? Composition ? How many ?)
8. What is the atmospheric
environment? (Constant typical temperature &
humidity, Outside weather exposure, Indoors, Climate
control?, Corrosives exposure? High humidity
? Constant exposure to water or other chemicals
?, etc.)
9. What are the limitations
on weight and/or thickness?
10. What test is required?
(E-119 or UL-1709 test curves? Other?)
11. For how long? (15 min,
20 min, 30 min., 1 hour, 2 hours, etc.)
12. Are there any other tests
required?
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