NFPA 1002 Driver/Operator - Tiller case studies
NFPA 1002 Driver/Operator - Tiller · Put your knowledge to work in context.
The tiller operator credential covers the person who rides the rear of a tractor-drawn aerial apparatus and steers the trailer wheels, and it is one of the least common and most demanding driver/operator roles in the fire service. It suits firefighters who already hold driver/operator standing on their department and who are being trained to crew the rear tiller seat of a quint, ladder truck, or platform. The NFPA 1002 Driver/Operator - Tiller case studies are 5 cases and about 3,019 words.
1Backing Into an 11-Foot Lane
At 02:10, a 100-foot tractor-drawn aerial is dispatched to a three-story garden apartment with fire showing from a second-floor rear unit. The street is 22 feet wide with parked cars on both sides, leaving a single 11-foot lane.
535 words, about 3 min2Hydraulic Leak and Brake Lag at Shift Check
During the 07:00 shift check, the tiller operator finds the trailer's auxiliary hydraulic reservoir at the LOW mark, a film of fluid on the fitting at the tiller steering control valve, a 2-inch sidewall cut on the right rear trailer tire that does not expose cord, and 88 psi in that tire versus 110 psi specified. The tractor's air dryer purges moisture, and the trailer brake test shows a 3-second lag before the spring brakes set.
524 words, about 3 min3Coupling on a 2 Percent Grade
After a pump test, the tractor and trailer have been separated for 40 minutes. The rig is on a concrete apron with a 2 percent grade, sloping toward the rear of the trailer.
679 words, about 3 min4Right Turn With a Wall and a Van
A tractor-drawn 75-foot aerial responds to a two-story strip mall with smoke from the rear. The access is a 20-foot-wide driveway that intersects the street at 90 degrees, with a 4-foot-high masonry wall on the right and a parked delivery van on the left.
666 words, about 3 min5Outrigger Sinking on Soft Asphalt
At 15:30 on a 95-degree-F day, a 100-foot aerial is positioned on a newly paved parking lot to reach a third-floor roof. The asphalt is soft; the outrigger pads are 24-inch square.
615 words, about 3 min