Year One Module Assignment: 18201-Hangers, Supports, and Restraints Name First Last Which is the most limited of all the support types?(Required) a)U-bolts b)Beam clamps c)U-hooks d)Toggle bolts 2. A hanger rated at 600 pounds must be able to support _____.(Required) a)3,250 pounds b)600 pounds c)500 pounds d)2,750 pounds 3. Powder-driven studs cannot be used in _____.(Required) a)areas prone to flooding b)buildings over five stories c)seismic areas (unless Listed for such use) d)tornado prone areas 4. To use a powder-actuated tool, you must have training and an operator’s card issued by _____.(Required) a)any qualified operator b)your supervisor c)a qualified, authorized instructor d)the site superintendent 5. Sprinkler piping is likely to be damaged by seismic activity because it is _____.(Required) a)lighter than other types of pipe b)attached to both the ground and to flexible parts of the building c)filled with water d)attached to hangers rather than directly to the structure 6. The minimum hanger rod size for a 6" pipe is _____.(Required) a)3⁄4" b)5⁄8" c)3⁄8" d)1⁄2" 7. A suitable backing material for firestopping is _____.(Required) a)kraft paper b)polystyrene foam c)rubber sealant d)mineral wool 8. The minimum diameter mild steel rod permitted with powder-driven fasteners is _____.(Required) a)3⁄8" b)1⁄2" c)5⁄8" d)3⁄4" 9. Where seismic protection is required, the nominal clearance around a 4" pipe extending through a wall,floor, platform, or foundation must be ____(Required) a)1" b)4" c)2" d)3" 10. A trapeze hanger is designed to _____.(Required) a)distribute the load of water-filled pipe over only two attachment points b)be fabricated only in the shop c)distribute the load of water-filled pipe over at least two joists or purlins d)support primarily 6" and above pipe EmailThis field is for validation purposes and should be left unchanged.