Transcript EVD Emergency Vehicle Driver

EVD
Vehicle Characteristics
EVD
Vehicle Characteristics
 Weight
 GAWR
Gross Axle Weight Rating
 GVWR
Gross Vehicle Weight Rating
Ref. Unit IV LP 2 (Lesson 9)
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EVD
Vehicle Characteristics
 Weight
 GVW Distribution
+/- 7%
2/3
1/3
Ref. Unit IV LP 2 (Lesson 9)
EVD
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EVD
Vehicle Characteristics
 Weight
 Center of Gravity
Ref. Unit IV LP 2 (Lesson 9)
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EVD
Vehicle Characteristics
 Suspension
 Axles
Rated to carry GVW
 Springs
Rated to carry GVW
 Wheels
Load rated hub
 Tires
Rated to carry GVW
Ref. Unit IV LP 2 (Lesson 9)
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EVD
Vehicle Characteristics
 Suspension
 Tires
 40 sq. in. Road Contact
 4/32 Min. Tread
Ref. Unit IV LP 2 (Lesson 9)
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EVD
Vehicle Characteristics
 Brakes
 ABS
 Wet/icy roads
 Works with disc and drum
 Auxiliary




NFPA 1901 – 36,000 lbs.
Engine (“Jake”) > 20 mph
Automatic Transmission Retarders
Driveline Retarders
Ref. Unit IV LP 2 (Lesson 9)
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EVD
Vehicle Characteristics
 Water/Liquid Surge
 NFPA 1901
 NFPA 1902
 Baffling
Ref. Unit IV LP 2 (Lesson 9)
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