JATC 3B Exam Questions with Correct Answers Latest Update 2025-2026
SOP 6-1 - Answers ...
1. The firefighter will state the nozzle pressure for the following nozzles: - Answers a. Master
fog - 100 psi
b. Hand line stack tip- 50 psi
c. Hand line fog-100 psi or 75 psi
d. Master stack tip - 80 psi
2. The firefighter will state the gpms for the following master stream nozzle tips: - Answers a. 1
½" - 600
b. 1 5/8"- 700
c. 1 3/4" - 800
d. 2" - 1000
3. The firefighter will state what apparatus have the portable sprinkler system(s): - Answers a.
All truck companies
4. The firefighter will orally state the appropriate pump pressure for the portable sprinkler
system: - Answers a. 150 psi
1. The firefighter will physically remove portable sprinkler system from truck and assemble the
system using the following two (2) steps: - Answers a. Locate and remove appropriate hose,
sprinklers, and 2 ½" to 1 ½" gated wye or 1 ½" inline valve from truck.
b. Indicate supply end of system and assemble system on floor using 1 ½" inline valve from
truck.
2. The firefighter, after assembling the portable sprinkler system, will orally state how to place
the system in service using the following steps: - Answers a. Locate position of sprinklers by
stretching hose across the roof.
b. Advise pump operator to charge the system using wye or 1 ½" inline valve to control the flow.
c. Open holes in the roof at sprinkler locations using a pick head axe.
d. Insert sprinklers into holes.
e. Open valve to allow water to flow from sprinklers.
3. The firefighter shall verbally explain why portable sprinkler spikes are never driven through
, roof, walls, floors, etc.: - Answers a. Will damage spikes
b. Not designed to be hammered
SOP 6-1 - Answers ...
1. The firefighter will state the two (2) methods of calculating back pressure due to elevation: -
Answers a. One-half (½) of total feet of elevation
b. 5 psi per floor of elevation minus 1st floor
2. The firefighter will state what the friction loss is for portable foam pick-up tubes used on
SPFR: - Answers a. 100 psi
SOP 3-1 - Answers ...
1. The firefighter when given a life line and a utility line will identify the color bag in which each
is stored: - Answers a. Red & Yellow - utility
b. Blue - life
2. The firefighter shall tie the following seven (7) fire department knots: - Answers a. Bowline
b. Figure eight on a bight
c. Beckett bend
d. Chimney hitch
e. Clove hitch
f. Square knot
g. Handcuff knot
LADDERS - Answers ...
1. The firefighter shall perform the following ladder inspections while expanding the various
points: - Answers a. Indicate four (4) points to inspect on all types of ground ladders.
(1) - Answers All rungs for snugness and tightness
(2) - Answers All bolts and rivets for tightness
(3) - Answers All welds for cracks or defects
(4) - Answers Beams and rungs for cracks, twists, breaks, gouges, wavy conditions of deformity
On roof ladders, indicate four (4) additional points to be inspected: - Answers 1. Proper
SOP 6-1 - Answers ...
1. The firefighter will state the nozzle pressure for the following nozzles: - Answers a. Master
fog - 100 psi
b. Hand line stack tip- 50 psi
c. Hand line fog-100 psi or 75 psi
d. Master stack tip - 80 psi
2. The firefighter will state the gpms for the following master stream nozzle tips: - Answers a. 1
½" - 600
b. 1 5/8"- 700
c. 1 3/4" - 800
d. 2" - 1000
3. The firefighter will state what apparatus have the portable sprinkler system(s): - Answers a.
All truck companies
4. The firefighter will orally state the appropriate pump pressure for the portable sprinkler
system: - Answers a. 150 psi
1. The firefighter will physically remove portable sprinkler system from truck and assemble the
system using the following two (2) steps: - Answers a. Locate and remove appropriate hose,
sprinklers, and 2 ½" to 1 ½" gated wye or 1 ½" inline valve from truck.
b. Indicate supply end of system and assemble system on floor using 1 ½" inline valve from
truck.
2. The firefighter, after assembling the portable sprinkler system, will orally state how to place
the system in service using the following steps: - Answers a. Locate position of sprinklers by
stretching hose across the roof.
b. Advise pump operator to charge the system using wye or 1 ½" inline valve to control the flow.
c. Open holes in the roof at sprinkler locations using a pick head axe.
d. Insert sprinklers into holes.
e. Open valve to allow water to flow from sprinklers.
3. The firefighter shall verbally explain why portable sprinkler spikes are never driven through
, roof, walls, floors, etc.: - Answers a. Will damage spikes
b. Not designed to be hammered
SOP 6-1 - Answers ...
1. The firefighter will state the two (2) methods of calculating back pressure due to elevation: -
Answers a. One-half (½) of total feet of elevation
b. 5 psi per floor of elevation minus 1st floor
2. The firefighter will state what the friction loss is for portable foam pick-up tubes used on
SPFR: - Answers a. 100 psi
SOP 3-1 - Answers ...
1. The firefighter when given a life line and a utility line will identify the color bag in which each
is stored: - Answers a. Red & Yellow - utility
b. Blue - life
2. The firefighter shall tie the following seven (7) fire department knots: - Answers a. Bowline
b. Figure eight on a bight
c. Beckett bend
d. Chimney hitch
e. Clove hitch
f. Square knot
g. Handcuff knot
LADDERS - Answers ...
1. The firefighter shall perform the following ladder inspections while expanding the various
points: - Answers a. Indicate four (4) points to inspect on all types of ground ladders.
(1) - Answers All rungs for snugness and tightness
(2) - Answers All bolts and rivets for tightness
(3) - Answers All welds for cracks or defects
(4) - Answers Beams and rungs for cracks, twists, breaks, gouges, wavy conditions of deformity
On roof ladders, indicate four (4) additional points to be inspected: - Answers 1. Proper
