Chapter Test 13 (IFSTA 7th Edition), Chapter Test 14 (IFSTA 7th Edition) |
133 COMPLETE QUESTIONS WITH 100% RATED CORRECT ANSWERS
| 2025 LATEST UPDATED | GET A+
Reduced water volume or pressure from hydrants can result from:
open water mains.
open isolation valves.
greater demand than the system can provide.
the use of both wet-barrel and dry-barrel hydrants in the same system. - (answer)greater demand
than the system can provide.
Standard fire hydrants have at least one large steamer connection and:
four hose outlet nozzles for 2 1/2-inch (65 mm) couplings.
one smaller steamer connection.
你是想要一篇“眼睛容易阅读
two smaller steamer connections.
的”中文文章
two hose outlet nozzles for 2 1/2-inch (65 mm) couplings. - (answer)two hose outlet nozzles for
2 1/2-inch (65 mm) couplings.
A dry-barrel hydrant only has water in it when: (588) [4.3.15]
the stem nut is operated to open the control valve.
a water main has broken.
a clapper valve has been opened.
the temperature outside is above freezing. - (answer)the stem nut is operated to open the control
valve.
Where are wet-barrel hydrants usually installed? (588) [4.3.15]
Climates that do not have long periods of below-freezing temperatures
Climates that have a higher than average number of belowfreezing days
,Rural areas without an alternate water supply
Rural areas where multiple departments may need to respond - (answer)Climates that do not
have long periods of below-freezing temperatures
What should the fire department do when a hydrant is taken out-of-service? (589) [4.3.15]
Contact the hydrant manufacturer
Attempt to repair the hydrant
Remove the stem nut
Place "out-of-service" tags on the hydrant - (answer)Place "out-of-service" tags on the hydrant
A hydrant wrench is primarily used to: (590) [4.3.15]
repair the hydrant if it is out-of-service.
remove discharge caps from the hydrant outlets.
apply a hose clamp near the hydrant outlet.
你是想要一篇“眼睛容易阅读
tighten hose couplings at the apparatus outlets. - (answer)remove discharge caps from the
hydrant outlets. 的”中文文章
Hydrants must be opened and closed slowly in order to prevent: (592) [4.3.15]
friction loss.
hydrant erosion.
loss of suction.
water hammer. - (answer)water hammer.
What must be done when shutting down a dry-barrel hydrant? (593) [4.3.15]
Request help from the hydrant manufacturer
Leave at least 10 percent of the water in the hydrant
Verify that all of the water drains out
Request help from a hydrant technician - (answer)Verify that all of the water drains out
,How can a 41/2-inch (115 mm) intake hose be connected to a 2 1/2 -inch steamer (65 mm)
connection on the hydrant?
Use a reducer coupling
Attach a gate valve
Attach a water thief appliance
Use a two-way coupling - (answer)Use a reducer coupling
Lakes, ponds, and rivers are all static water sources that: (595) [4.3.15]
can be used if chemicals are added to purify the water.
may provide water through drafting operations.
may not be used for drafting because the water is nonpotable.
should be used as a last resort because of potential contaminants. - (answer)may provide water
through drafting operations.
你是想要一篇“眼睛容易阅读
What are attached to hard-suction hose during的”中文文章
drafting operations in order to prevent debris from
entering the pump? (595) [4.3.15]
Gate valves
Drafting valve
Siamese appliance
Intake strainers - (answer)Intake strainers
The three necessary parts of a water shuttle operation are the dump site at the fire, the fill site at
the water source, and: (595-596) [4.3.15]
a secondary static water source.
collapsible storage tanks to hold the water.
jet siphon devices.
mobile water supply apparatus to haul the water. - (answer)mobile water supply apparatus to haul
the water.
, How should a portable water tank for a mobile water supply operation be set up? (596-597)
[4.3.15]
Gated wyes must be attached to the supply hose
Must allow easy access from multiple directions, but not block other apparatus from the fire
scene
Intake strainers must be attached to the supply hose
Must be set up downhill and downwind from the fire scene - (answer)Must allow easy access
from multiple directions, but not block other apparatus from the fire scene
Which piece of equipment is used to quickly drain water from I-DH hose before it is stored?
(598) [4.3.15]
LDH drainage spout
LDH drainage hose roller
Hose bridge
Chafing block - (answer)LDH drainage hose你是想要一篇“眼睛容易阅读
roller
的”中文文章
Which piece of equipment is designed to prevent damage to hose when vehicles must drive over
it? (599) [4.3.15]
Hose strap
Hose bridge
Hose roller
Chafing block - (answer)Hose bridge
What is a chafing block designed to do? (599) [4.3.15]
Provide a protective surface over hose when vehicles must drive over it
Protect uncharged hose as it is being pulled over sharp corners of windowsills and roof edges
Protect fire hose from abrasions caused when charged hoselines rub against other surfaces
133 COMPLETE QUESTIONS WITH 100% RATED CORRECT ANSWERS
| 2025 LATEST UPDATED | GET A+
Reduced water volume or pressure from hydrants can result from:
open water mains.
open isolation valves.
greater demand than the system can provide.
the use of both wet-barrel and dry-barrel hydrants in the same system. - (answer)greater demand
than the system can provide.
Standard fire hydrants have at least one large steamer connection and:
four hose outlet nozzles for 2 1/2-inch (65 mm) couplings.
one smaller steamer connection.
你是想要一篇“眼睛容易阅读
two smaller steamer connections.
的”中文文章
two hose outlet nozzles for 2 1/2-inch (65 mm) couplings. - (answer)two hose outlet nozzles for
2 1/2-inch (65 mm) couplings.
A dry-barrel hydrant only has water in it when: (588) [4.3.15]
the stem nut is operated to open the control valve.
a water main has broken.
a clapper valve has been opened.
the temperature outside is above freezing. - (answer)the stem nut is operated to open the control
valve.
Where are wet-barrel hydrants usually installed? (588) [4.3.15]
Climates that do not have long periods of below-freezing temperatures
Climates that have a higher than average number of belowfreezing days
,Rural areas without an alternate water supply
Rural areas where multiple departments may need to respond - (answer)Climates that do not
have long periods of below-freezing temperatures
What should the fire department do when a hydrant is taken out-of-service? (589) [4.3.15]
Contact the hydrant manufacturer
Attempt to repair the hydrant
Remove the stem nut
Place "out-of-service" tags on the hydrant - (answer)Place "out-of-service" tags on the hydrant
A hydrant wrench is primarily used to: (590) [4.3.15]
repair the hydrant if it is out-of-service.
remove discharge caps from the hydrant outlets.
apply a hose clamp near the hydrant outlet.
你是想要一篇“眼睛容易阅读
tighten hose couplings at the apparatus outlets. - (answer)remove discharge caps from the
hydrant outlets. 的”中文文章
Hydrants must be opened and closed slowly in order to prevent: (592) [4.3.15]
friction loss.
hydrant erosion.
loss of suction.
water hammer. - (answer)water hammer.
What must be done when shutting down a dry-barrel hydrant? (593) [4.3.15]
Request help from the hydrant manufacturer
Leave at least 10 percent of the water in the hydrant
Verify that all of the water drains out
Request help from a hydrant technician - (answer)Verify that all of the water drains out
,How can a 41/2-inch (115 mm) intake hose be connected to a 2 1/2 -inch steamer (65 mm)
connection on the hydrant?
Use a reducer coupling
Attach a gate valve
Attach a water thief appliance
Use a two-way coupling - (answer)Use a reducer coupling
Lakes, ponds, and rivers are all static water sources that: (595) [4.3.15]
can be used if chemicals are added to purify the water.
may provide water through drafting operations.
may not be used for drafting because the water is nonpotable.
should be used as a last resort because of potential contaminants. - (answer)may provide water
through drafting operations.
你是想要一篇“眼睛容易阅读
What are attached to hard-suction hose during的”中文文章
drafting operations in order to prevent debris from
entering the pump? (595) [4.3.15]
Gate valves
Drafting valve
Siamese appliance
Intake strainers - (answer)Intake strainers
The three necessary parts of a water shuttle operation are the dump site at the fire, the fill site at
the water source, and: (595-596) [4.3.15]
a secondary static water source.
collapsible storage tanks to hold the water.
jet siphon devices.
mobile water supply apparatus to haul the water. - (answer)mobile water supply apparatus to haul
the water.
, How should a portable water tank for a mobile water supply operation be set up? (596-597)
[4.3.15]
Gated wyes must be attached to the supply hose
Must allow easy access from multiple directions, but not block other apparatus from the fire
scene
Intake strainers must be attached to the supply hose
Must be set up downhill and downwind from the fire scene - (answer)Must allow easy access
from multiple directions, but not block other apparatus from the fire scene
Which piece of equipment is used to quickly drain water from I-DH hose before it is stored?
(598) [4.3.15]
LDH drainage spout
LDH drainage hose roller
Hose bridge
Chafing block - (answer)LDH drainage hose你是想要一篇“眼睛容易阅读
roller
的”中文文章
Which piece of equipment is designed to prevent damage to hose when vehicles must drive over
it? (599) [4.3.15]
Hose strap
Hose bridge
Hose roller
Chafing block - (answer)Hose bridge
What is a chafing block designed to do? (599) [4.3.15]
Provide a protective surface over hose when vehicles must drive over it
Protect uncharged hose as it is being pulled over sharp corners of windowsills and roof edges
Protect fire hose from abrasions caused when charged hoselines rub against other surfaces
