1 Exam Prep Florida Building Code, 2014 - Plumbing

1 Exam Prep –2014 Florida Building Code – Plumbing Questions 1

1 Exam Prep

Florida Building Code, 2014 - Plumbing

Questions and Answers

1. The backflow of potentially contaminated water into the potable water system as a result of the pressure in

the potable water system failing below atmospheric pressure of the plumbing fixtures, pools, tanks or vats

connected to the potable water distribution piping is called .

a) Backflow

b) Air gap

c) Backsiphonage

d) Back pressure

2. A 5 acre parking lot will drain off gallons of water after a 1" rainfall.

a) 27,043 gallons

b) 135,219 gallons

c) 150,765 gallons

d) 162,914 gallons

3. According to code, the maximum elevation of effluent in a sewage lift station will be , when the

inlet invert elevation is 142.166'.

a) 139.0'

b) 140.166'

c) 141.0'

d) 142.0'

4. According to code, a fitting is prohibited for use in the water distribution piping.

a) compression

b) saddle-type

c) threaded joint

d) soldered joint

5. According to code, a crown vent shall not be installed within of a 3" trap weir.

a) 9"

b) 8"

c) 6"

d) 3"


6. According to code, process tanks shall discharge into a drainage system through .

a) a back-flow valve

b) a drum trap

c) a direct waste with a trap

d) an indirect waste pipe with an air gap

7. According to code, a waste stack can receive waste from .

a) water closets

b) any plumbing fixture

c) residential plumbing fixtures only

d) fixtures other than water closets and urinals

8. According to code, a central vacuum (fluid suction) system of the disposal type shall be:

a) directly connected to the sanitary drainage system through a trapped waste

b) indirectly connected to the sanitary drainage system through an air gap

c) connected through an approved interceptor

d) connected with a backwater valve

9. According to code, a 2" horizontal drain pipe shall fall at least , in a 35 foot run.

a) 4-3/8 inches

b) 6-5/8 inches

c) 7-3/8 inches

d) 8-3/4 inches

10. A backflow prevention device which includes a spring loaded check valve and a spring loaded vacuum

breaker to prevent the backflow of irrigation system to the water source is called .

a) Pressure relief valve

b) Pressure vacuum breaker

c) Block system

d) Air gap prevention valve

11. On lawn irrigation systems a valve shall not be installed downstream from an atmospheric vacuum breaker.

a) True

b) False

12. According to code, the adapter fitting for PVC pipe to cast iron hub pipe may be a .

a) caulked joint

b) increaser bushing

c) expansion joint

d) ground joint


13. According to code, copper vent pipe flashing shall weigh not less than per square foot.

a) 8 ounces

b) 10 ounces

c) 12 ounces

d) 16 ounces

14. According to code, soldering bushings used for 3" pipe shall weigh at least each.

a) 1 pound, 0 ounces

b) 1 pound, 12 ounces

c) 2 pounds, 0 ounces

d) 3 pounds, 8 ounces

15. According to code, a mechanical joint coupling may be installed as an alternate for the

typical on hub and spigot cast iron pipe.

a) solvent weld joints

b) stainless steel joints

c) slip joints

d) lead and oakum joints

16. According to code, the bottom of a water service pipe shall be at least above the top of a

sewer line, if it is installed within 5 feet of the sewer line or in the same trench.

a) 6 inches

b) 12 inches

c) 18 inches

d) 24 inches

17. According to code, where a trap seal is subject to loss by evaporation, a shall be installed.

a) deep seal water trap

b) water saver style trap

c) trap seal primer valve

d) trap one size larger

18. According to code, the value for continuous or semi continuous flow into a drainage system is .

a) 1 gpm = 1 fixture unit

b) 1 gpm = 2 fixture units

c) 1 gpm = 3 fixture units

d) I gpm = 4 fixture units


19. Chemical injection systems on irrigation systems shall be located of the applicable backflow

prevention device.

a) downstream

b) upstream

20. A restaurant / banquet hall has 30 employees, seating for 360 in the dining area and a meeting room that

accommodates 210 guests. This project would require water closets, in order to comply with

the plumbing code.

a) 6 female, 4 male

b) 4 female, 3 male

c) 4 female, 4 male

d) 8 female, 8 male

21. A 2" diameter galvanized steel water service pipe is installed vertically in a building that has twelve floors,

15 feet floor-to-floor. According to code, the minimum number of supports required for a section of pipe

passing through eight floors would be .

a) 8

b) 10

c) 12

d) 13

22. According to the code, urinal center-to-center spacing shall be a minimum of .

a) 15"

b) 18"

c) 24"

d) 30"

23. A combination of approved bends that makes 2 changes in direction bringing one section of the pipe out of

line but into a line parallel with the other section is called a/an .

a) offset

b) tee-wye

c) jumper

d) parallel pipe

24. In order to comply with the code, which drainage fitting shall not be used in the system?

a) the side-inlet quarter bend

b) the 3 inch short sweep

c) the straight tee branch

d) the double sanitary tee


25. Where wastewater from a swimming pool discharges to the sanitary drainage system, discharge shall be

through .

a) an approved strainer

b) indirect waste piping with an air gap

c) a drain pipe one pipe size larger

d) not permitted by code

26. According to code, the water test of a drainage system shall be under the pressure of .

a) a 10 foot head of water

b) not less than a 10 foot head of water

c) a 15 foot head of water

d) not less than a 5 foot head of water

27. According to code, a cold water branch line to a water heater shall be provided with .

a) a valve only serving the water heater

b) a valve that is accessible on the same floor

c) a valve located near the equipment

d) all of the above

28. According to code, commercial type dishwashing machines shall conform to .

a) ASSE 1006

b) ASSE 1004 and NSF 3

c) ASSE 1002

d) ASME A112.l9.l

29. If an irrigation water supply is also used for human consumption, a(n) separation or approved

reduced pressure principal backflow prevention device is required.

a) air gap

b) backsiphonage

c) back pressure

d) none of the above

30. Irrigation/sprinkler and risers for spray heads shall not be installed within of the building sidewall.

a) 1 foot

b) 1.5 feet

c) 3 feet

d) 3.5 feet


31. According to code, water free from impurities present in amounts sufficient to cause disease or harmful

effects is defined .

a) chemically treated water

b) demineralized water

c) potable water

d) rain water

32. According to code, a water heater used as a part of a space heating system shall have a to limit the water

supplied to the potable hot water distribution system to a temperature of 140 degrees F. or less.

a) master thermostatic mixing valve

b) positive on-off control valve

c) plastic globe valve

d) cooling tower

33. The code allows slip joints, made with an elastomeric gasket, to be installed on .

a) the trap outlet

b) the trap inlet

c) within the trap seal

d) all of the above

34. According to code, a 3" diameter building drain shall fall a minimum of per foot.

a) 1/16"

b) 1/8"

c) 1/4"

d) 1/2"

35. According to code, the pressure test shall be psi, for a 10 psi forced sewer system.

a) 10

b) 15

c) 20

d) 5

36. According to code, a vertical vent off a 4" building drain shall be not less than .

a) 1-1/4" in diameter

b) 2" in diameter

c) 3" in diameter

d) 4" in diameter


37. A 3 acre parking lot will drain off gallons of water after 2 inches of rainfall.

a) between 135,000 and 155,000

b) between 155,000 and 175,000

c) between 175,000 and 195,000

d) between 195,000 and 215,000

38. According to code, a 150' length of 4" diameter existing galvanized steel water pipe, with a 200 gpm flow

rate, will have a pressure drop of approximately ____ psi.

a) 2.6

b) 3.9

c) 5.2

d) 8.0

39. According to code, vertical cast iron pipe shall be supported at intervals not exceeding .

a) 10 feet

b) 12feet

c) 15 feet

d) 20 feet

40. According to code, the vent that receives the discharge from a waste fixture is a .

a) circuit vent

b) branch vent

c) common vent at the same level

d) wet vent

41. According to code, the total number of fixture units assigned to 10 floor drains is .

a) 30 dfu

b) 20 dfu

c) 10 dfu

d) 0 dfu

42. According to code, an indirect waste receptor, except the open hub type, shall have a .

a) vacuum breaker

b) floor clean out

c) removable strainer

d) trap primer

43. According to code, a 2" building drain must fall a minimum of for a 144 foot run.

a) 18 inches

b) 36 inches

c) 24 inches

d) 72 inches


44. If a 100 gallon water heater weighs 66 pounds when empty, it weighs when full.

a) 700 pounds

b) 800 pounds

c) 900 pounds

d) 1,000 pounds

45. According to code, the maximum distance separating 12" building sewer manholes is .

a) 100'

b) 200'

c) 300'

d) 400', or at each change in direction

46. The minimum size of the grease interceptor required for a private sewage disposal system would

be gallons, when the restaurant has seating for 80 in the dining area. The

restaurant uses china dishes, has an automatic dishwasher, and is open 18 hours daily. The restaurant is located

at an Interstate Highway off-ramp in Florida.

a) 2,000 gallons of effective capacity

b) 3,000 gallons of effective capacity

c) 6,000 gallons of effective capacity

d) 4,500 gallons of effective capacity

47. According to code, the minimum size Type L copper tubing required to convey 10 gallons of water per

minute a distance of 100 feet with a maximum pressure drop of 1 psi is . Assume new tubing.

a) 1" diameter tubing

b) 1-1/4" diameter tubing

c) 1-1/2" diameter tubing

d) 2" diameter tubing

48. According to code, the maximum developed length for a 2" diameter vent stack connecting to a 4" soil pipe

with a load of 75 fixture units shall be feet.

a) 27 feet

b) 35 feet

c) 86 feet

d) 200 feet

49. According to code, sand interceptors for heavy solids shall have a water seal of .

a) 4 inches

b) not less than 4 inches

c) 5"

d) not less than 6 inches


50. According to code, a gravity sewer test shall consist of plugging the end of the building sewer, completely

filling the building sewer with water from the lowest to the highest point thereof, and maintaining such pressure

for .

a) 24 hours

b) 60 minutes

c) 15 minutes

d) 5 minutes

51. According to code, the test of a forced sewer requires an applied pressure of .

a) 100 psi for 15 minutes

b) 125 psi maintained until the inspection

c) 5 psi above the pump rating for 15 minutes

d) 5 psi above the pump rating for 45 minutes

52. According to code, the clean out for a 4" pipe shall have a clearance of for rodding.

a) not less than 6 inches


c) not less than 18 inches


53. According to code, reclaimed water systems shall be identified using the color code .

a) Distinctive Yellow

b) Traffic Green

c) Purple

d) Majestic Maroon

54. According to code, an underground water service pipe and a building sewer shall be separated horizontally

by at least of undisturbed or compacted earth.

a) 2 feet

b) 5 feet

c) 10 feet

d) 12 feet

55. According to code, wherever water pressure from the street main supply is insufficient to provide flow

pressures at fixture outlets as required, then .

a) a water pressure booster system shall be installed

b) the building will be vacated until pressure resumes

c) a new water main will need to be installed

d) gauges to monitor pressure shall be installed


56. According to code, is an approved material for underground water distribution pipe.

a) black steel piping

b) ABS plastic pipe

c) asbestos cement pipe

d) type M copper tubing

57. According to code, a water heater's temperature and pressure relief valve shall conform to .

a) ASTM E88

b) ASSE 1005

c) ANSI Z21.22

d) ASME A112.4.1

58. A pipe applied vacuum breaker shall be installed above the flood level rim of the fixture

or device.

a) not less than 1 inch


c) not less than 4 inches


59. According to code, a 6" building drain shall not drop less than in a 90 foot run.

a) 5.625 inches

b) 7.500 inches

c) 9.000 inches

d) 11.25 inches

60. According to code, when a horizontal stack offset is located more than 4 branch intervals below the top of

the stack, a horizontal branch shall not connect within the offset or .

a) within 2 feet above or below the offset

b) within 2 feet above the offset

c) within 2 feet below the offset

d) it shall be sized as a building drain

61. The code does not permit a crown vent to be installed within of a 4" trap weir.

a) 2 inches

b) 4 inches

c) 6 inches

d) 8 inches


62. When installing a sprinkler system a minimum separation of inches should be provided between

sprinklers and pavement.

a) 6

b) 5

c) 4

d) 3

63. According to code, a roof mounted air conditioning plant discharging 8 gpm into a horizontal storm drain

will have an equivalent roof area of , based on a rainfall rate of 1 inch per hour.

a) 768 square feet

b) 192 square feet

c) 96 square feet

d) 12 square feet

64. According to code, the maximum number of dfu discharging to a 4" waste stack is .

a) 4 dfu

b) 24 dfu

c) 50 dfu

d) No limit

65. All commercial food waste grinders shall have a minimum diameter waste outlet.

a) 1-1/2 inch

b) 4 inch

c) 3 inch

d) 2 inch

66. According to code, conforming to ASTM F 656 shall be applied to PVC joints.

a) approved solvent cement

b) caulking ferrules

c) purple primer

d) elastomeric seals

67. According to code, the rate of rainfall in Pensacola, Florida is inches per hour, based on a 1

hour storm duration and a 100 year return period.

a) 4.0 inches

b) 4.3 inches

c) 4.6 inches

d) 4.9 inches


68. According to code, the holding capacity of a gray water recycling system reservoir shall be a minimum of

twice the volume of water required, but not less than gallons.

a) 50 gallons

b) 55 gallons

c) 72 gallons

d) 100 gallons

69. According to code, the effluent level control shall be adjusted to prevent the effluent in the sump from rising

to within of the invert of the gravity drain inlet into the sump.

a) 12 inches

b) 8 inches

c) 6 inches

d) 2 inches

70. According to code, a sump pit shall be not less than deep, unless otherwise approved.

a) 18 inches

b) 20 inches

c) 24 inches

d) 36 inches

71. For municipal water supplies, chemical injection system on irrigation systems must be separated from the

water supply by an approved air gap separation or reduced pressure principle assembly.

a) True

b) False

72. The minimum size of an instrument sterilizer vent stack shall be diameter.

a) 2-1/2 inch

b) 2 inch

c) 1-1/2 inch

d) 1-1/4 inch

73. According to code, the pressure loss through a 1-1/4" tap at a flow rate of 90 gpm is .

a) 2.94 psi

b) 4.90 psi

c) 6.21 psi

d) 6.94 psi


74. According to the code, a bedpan steamer is a fixture utilized for .

a) scalding bedpans by direct application of steam or boiling water

b) venting exhaust vapors from pressure sterilizers

c) sterilizing, using steam under pressure

d) venting exhaust vapors from non-pressure sterilizers

75. According to code, a central vacuum system of the collection tank type shall be .

a) directly connected through an un-trapped waste

b) indirectly connected through a trapped waste

c) indirectly connected through an un-trapped waste

d) directly connected through a trapped waste

76. According to code, the number of drainage fixture units assigned to a sink is .

a) 1

b) 2

c) 3

d) 4

77. According to the code, pipe fittings that shall not be used in a drainage system.

a) increase in size

b) have shoulders

c) are non-metallic

d) join pipes of dissimilar material

78. According to code, joints in drainage piping may be used within the trap seal.

a) slip

b) flanged

c) brazed

d) welded

79. According to code, 12" horizontal building drains shall fall a minimum of per foot.

a) 1/16 inch

b) 1/8 inch

c) 1/4 inch

d) 1/2 inch

80. According to code, each fixture directly connected to a drainage system shall have .

a) a vacuum breaker

b) a back-flow valve

c) a trap primer valve

d) a water seal trap


81. According to the code, a combination plumbing fixture is permitted to be installed on one trap provided the

waste outlets are not more than apart.

a) 24 inches

b) 30 inches

c) 36 inches

d) 48 inches

82. A main vent stack serving a 3" horizontal soil pipe shall be not less than in diameter.

a) 1-1/4"

b) 1-1/2"

c) 2"

d) 3"

83. Cross connection and backflow prevention will be tested in the final inspection of an irrigation system.

a) True

b) False

84. According to code, equipment used for storage, preparation and handling of food shall discharge into the

building drainage system through .

a) a deep seal trap

b) an indirect waste pipe by means of an air gap

c) a grease trap

d) an interceptor or separator

85. According to code, the developed length of a pipe is its length .

a) from inlet to outlet measured in a straight line

b) before installation in a plumbing system

c) measured from its highest to its lowest invert elevation

d) measured along the centerline of the pipe and fittings

86. Any portion of the drainage system installed underground shall not be less than .

a) 1 inch in diameter

b) 1-1/4 inches in diameter

c) 1-1/2 inches in diameter

d) 2 inches in diameter


87. According to Florida Plumbing Code, pressure created by any means in the water distribution system, which

by being in excess of the pressure in the water supply mains cause potential condition.

a) Backflow

b) Air gap

c) Air break

d) Back pressure

88. According to the code reference standards, NSF refers to .

a) National Safety Foundation

b) Non sufficient funds

c) NSF International (National Sanitation Foundation)

d) Nonaccessible Sanitary Facility

89. Water that has received treatment and is reused after flowing out of a domestic wastewater treatment facility

is called .

a) potable water

b) reclaimed water

c) non-potable water

d) gray water

90. According to code, soldering bushings for 4" pipe shall weigh at least ounces.

a) 32

b) 38

c) 48

d) 56

91. is an alternate for lead and oakum joints for hub and spigot cast iron soil pipe.

a) 1 part cement to 2 parts sand

b) burned lead

c) a flexible joint

d) a compression gasket

92. The path of travel to toilet facilities shall not exceed feet, for public restaurants.

a) 100

b) 200

c) 300

d) 500


93. According to code, for equipment such as process tanks, filters and boilers that discharge non-potable water

to the drainage system, the discharge shall be through .

a) a direct waste

b) an indirect waste pipe by means of an air gap

c) a sump only

d) a 4" diameter drain pipe only

94. The code permits a crown vent to be installed from the trap weir on a 3" pipe.

a) 2"

b) 3"

c) 4"

d) more than 6"

95. Commercial laundries shall prevent solids from entering the drainage system.

a) 1" or larger

b) 3/4" or larger

c) 1/2" or larger

d) of any size

96. To comply with the code, which of the following drainage fittings could be used?

a) a 4" short sweep, changing direction from horizontal to vertical

b) fittings having a hub in the direction opposite of the flow

c) a sanitary tee, changing direction from vertical to horizontal

d) a fitting with running threads that are not recessed

97. According to code, a 10" building drain shall have a minimum cleanout size.

a) 2"

b) 4"

c) 5"

d) 10"

98. The pump drain and circulation piping for a whirlpool bathtub shall be .

a) sloped to drain the water in the volute when the tub is empty

b) sloped enough to assure average water retention in the volute

c) installed higher than the volute to allow priming of the pump

d) limited to a total developed length of 25 feet

99. According to code, trenches installed parallel to footings shall not extend .

a) above the 45 degree bearing plane of the footing

b) below the 45 degree bearing plane of the footing

c) unless protected by a sleeve two pipe sizes larger

d) within 12 inches of the 45 degree bearing plane


100. On irrigation systems, a backflow prevention device must be installed where the hydraulic control system

is connected to non-potable water supplies.

a) True

b) False

101. According to code, separate sanitary facilities shall be provided for each sex and shall be

located of the nearest water's edge of each pool having a bathing , load of more than

40 persons served by the facility.

a) within 100 feet

b) within 150 feet

c) within a 200 foot radius

d) such that the path of travel is not greater than 250 feet

102. To comply with the code, water closets would be required in the woman's restroom

located within 200 feet of the 6,400 square foot public swimming pool.

a) 1

b) 2

c) 3

d) 6

103. According to code, the waste connection for an emergency eyewash station shall .

a) not be required by code

b) be indirectly connected through an air gap

c) be indirectly connected through an air break

d) be directly connected to the sanitary drainage system

104. According to code, the wall area above built-in tubs with installed shower heads shall be constructed of

smooth, nonabsorbent waterproof material to a height .

a) not less than 6 feet above the sides of the tub

b) not less than 6 feet above the bottom of the tub

c) not less than 6 feet above the drain inlet elevation

d) not less than 6 feet above the room floor level

105. To comply with the code, CPE or PVC sheet material for shower pans shall be at least .

a) 0.050" thickness

b) 0.040" thickness

c) 0.030" thickness

d) 0.025" thickness


106. In each bathroom, urinals shall not be substituted for more than required water closets.

Assume an educational occupancy.

a) 50 percent

b) 67 percent

c) 75 percent

d) 100 percent

107. According to the code, water heaters having an ignition source, installed in garages, shall be elevated such

that the source of ignition is not less than above the garage floor.

a) 12 inches

b) 15 inches

c) that specified in the Mechanical and Fuel Gas Codes

d) 24 inches

108. According to the code, unfired hot water storage tanks shall be insulated to a minimum of .

a) R-5

b) R-10

c) R-11

d) R-12.5

109. Where water heaters are installed in attics, the water heater shall be installed in .

a) a galvanized steel pan of at least 24 gage metal

b) a low impact plastic pan at least 1/4" thick

c) a 1" deep pan of either metal or plastic

d) an area providing 24" of clearance on 4 sides

110. Which of the following water heater pan drain descriptions would comply with the code?

a) a drain that extends full size and terminates within an indirect waste receptor

b) a drain that extends full size and terminates outside 4" above the ground

c) a drain that extends full size and terminates outside 16" above the ground

d) a drain that extends half size and terminates outside 12" above the ground

111. The minimum diameter of a water service pipe shall be , to comply with the code.

a) 112"

b) 3/4"

c) 1"

d) 1-1/4"


112. The diameter of a domestic dishwasher water supply pipe is 1/2". What is the minimum diameter required

for the individual distribution line that is 24' in developed length, when the available pressure at the meter is 40

psi, and part of a parallel water distribution system?

a) 3/4"

b) 1/2"

c) 3/8"

d) 1/4"

113. Water service pipe, installed underground and outside of the structure, shall have a minimum working

pressure rating of at 73.4 degrees F.

a) 160 psi

b) 120psi

c) 100 psi

d) 80 psi

114. The value for continuous flow into the sanitary drainage system is computed on the basis that 1 gpm of

flow is equivalent to .

a) 1 drainage fixture unit

b) 2 drainage fixture units

c) 4 drainage fixture units

d) 96 square feet of roof area

115. The maximum number of bedpan washers that can connect to a local 3" vent is .

a) 2

b) 4

c) 6

d) 12

116. All vent terminals shall extend at least 6" above the roof, and at least above the roof, when

the roof is used for any purpose other than weather protection.

a) 2 feet

b) 5 feet

c) 6 feet

d) 7 feet

117. An open vent terminal from a drainage system shall not terminate beneath a window, and any such vent

terminal shall not be within 10 feet horizontally of such an opening .

a) unless it is at least 12" above the top of the opening

b) unless it is at least 18" above the top of the opening

c) unless it is at least 24" above the top of the opening

d) unless it is at least 30" above the top of the opening


118. Using Type K copper tubing 2 inches in diameter, what would the pressure drop be at a 60 gallon per

minute flow rate?

a) 1 psi per 100 feet

b) 3 psi per 100 feet

c) 7 psi per 100 feet

d) 12 psi per 100 feet

119. According to code, all horizontal drains within buildings shall be provided with

cleanouts .

a) located not more than 50 feet apart.

b) located not more than 75 feet apart

c) located not more than 100 feet apart

d) located not more than 400 feet apart

120. Transition fittings connecting PVC pipe to cast-iron hub pipe may be made by .

a) a mechanical compression joint

b) an increaser bushing

c) an expansion joint

d) a ground joint

121. An approved safety device used to prevent pollution or contamination of the irrigation water supply due to

backflow from the irrigation system is called a device.

a) Backflow prevention

b) Air gap prevention

c) Backsiphonage prevention

d) Back pressure prevention

122. According to code, the minimum diameter building sewer required for a sanitary system with a corrected

load of 400 fixture units, installed at a 1/8" per foot slope, is .

a) 3 inch minimum diameter

b) 4 inch minimum diameter

c) 5 inch minimum diameter

d) 6 inch minimum diameter

123. If a 60 gallon electric water heater weighs 49.6 pounds when empty, it would weigh pounds

when filled with water.

a) 350 pounds

b) 498 pounds

c) 501 pounds

d) 550 pounds


124. According to code, a building drain serving a water closet shall be not less than .

a) 4" in diameter

b) 3" in diameter

c) 2 -112" in diameter

d) 2" in diameter

125. Backpressure, low head is a pressure less than or equal to psi or the pressure exerted by a 10-

foot column of water.

a) 5.22

b) 4.33

c) 4.22

d) 4.18

126. According to code, commercial type food waste grinders shall have a .

a) 1/2" diameter hot water supply

b) supply of cold water

c) 10 gallon per minute flow rate

d) minimum 1-1/4" diameter waste

127. According to code, the maximum number of fixture units allowed on a 4" diameter horizontal building

drain branch would be , at a slope of 1/4 inch per foot of run,

a) 160dfu

b) 216 dfu

c) 180 dfu

d) 90 dfu

128. According to code, field constructed sheet lead vent pipe flashing shall weigh psf.

a) not less than 2 pounds

b) not less than 2-1/2 pounds

c) not less than 3 pounds

d) not less than 4 pounds

129. To comply with the building code and the mechanical code, a water closet shall not be located in a

washroom or toilet room which is not .

a) accessible from a public corridor

b) approved by the property manager

c) properly illuminated and ventilated

d) designed by a registered architect


130. According to code, sheet copper for general applications shall weigh not less than .

a) 8 ounces per square foot

b) 12 ounces per square foot

c) 16 ounces per square foot

d) 32 ounces per square foot

131. According to code, the maximum length of a washing machine standpipe is .

a) 60 inches above finished floor

b) 42 inches above the trap weir

c) 36 inches in total length

d) 18 inches above the trap

132. Which of the following is correct regarding waste receptors?

a) each shall be of an approved type

b) a removable strainer shall cover the outlet

c) they shall not be installed in bathrooms

d) all of the above are correct

133. In building where non-potable water systems are installed, the piping conveying the non-potable water

shall be identified by color marking. The color shall be used to identify reclaimed, rain and gray

water distribution systems.

a) blue

b) purple

c) red

d) orange

134. For landscape irrigation systems, no permit shall be required for general maintenance or repairs on

irrigation system which do not change structure or alter the system and the value which does not

exceed in labor and material based on the invoice value.

a) $1,000

b) $600

c) $500

d) $300

135. A maximum of fixtures connected to a horizontal branch can be circuit vented.

a) 12

b) 8

c) 4

d) 2


1 Exam Prep

Florida Building Code, 2014 - Plumbing

Answers

1. Answer C

2. Answer: B Solution: Mathematics 1 Acre = 43,560 sf x 5 acres = 217,800 sf

217,800 x .083' = 18,077 cf x 7.48 = 135,219 gallons

Note: 1 "/12" = .083' 1 cf = 7.48 gallons

3. Answer: D Solution: 2" / 12" = .166' 142.166' - .166' = 142'

4. Answer: B

5. Answer: C not within two pipe diameters, 2 x 3" = 6"

6. Answer: D

7. Answer: D

8. Answer: A

9. Answer: D 1/4" per foot, 35' x .25" = 8.75"

10. Answer B

11. Answer A

12. Answer: A

13. Answer: A

14. Answer: C

15. Answer: D

16. Answer: B

17. Answer: C

18. Answer: B

19. Answer A

20. Answer: A No.1 Assembly A-2 Restaurant / Banquet Halls

Split occupant load in half 50% / 50% Male / Female W/C rate of 1 per 75

(30 + 360 + 210) = 600 12 = 300 Male /75 = 4 water closets

300 Female / 75 = 4 water closets

then, 403.1.3 Potty parity, Exception: 3 to 2 ratio for women = 6 to 4 ratio

21. Answer: A 8 x 15' = 120' / 15' max. = 8

22. Answer: D


23. Answer: A

24. Answer: C

25. Answer: B

26. Answer: D

27. Answer: D

28. Answer: B

29. Answer: A

30. Answer: A

31. Answer: C

32. Answer: A

33. Answer: D

34. Answer: B

35. Answer: B 5 psi greater than the pump rating

36. Answer: B

37. Answer: B Solution: Mathematics 1 acre = 43,560 sf x 3 acres = 130,680 sf

130,680 x .166' = 21,693 cf x 7.48 = 162,263 gallons

2" 112" = .166' 1 cf = 7.48 gallons

38. Answer: B Solution: Figure E103.3(7) Friction loss per 100 feet

2.6 psi per 100' x 1.5 = 3.9 psi

150' / 100' = 1.5 units of 100

39. Answer: C

40. Answer: D

41. Answer: B 2 dfu x 10 = 20 dfu

42. Answer: C

43. Answer: B 2-1/2" or less 1/4" per foot = .25" per foot 144' x .25" = 36"

44. Answer: C 100 gallons x 8.34 lbs. = 834 + 66 = 900 pounds

45. Answer: D

46. Answer: C Restaurants (S) x (GS) x (HR /12) x (LF) = Gallous

Seats x Gal. of Waste x Hours open x Load Factor = Gallons

80 x 25 x (18/12) x 2 = 6,000

47. Answer: C 10 GPM 1 psi per 100 feet

Intersect the lines at 10 gpm and 1 psi per 100', note, just above 1-1/4"

Answer: 1-1/2" new Type "L" copper tubing


48. Answer: A soil cover 75 dfu over 43, up to 140 2" 27'

49. Answer: D

50. Answer: C

51. Answer: C

52. Answer: C

53. Answer: C

54. Answer: B

55. Answer: A

56. Answer: D

57. Answer: C

58. Answer: D

59. Answer: D 1 1/8" per ft. = .125" x 90' = 11.25"

60. Answer: A

61. Answer: D 2 pipe diameters 4" x 2 = 8 inches

62. Answer: C

63. Answer: A

64. Answer: C

65. Answer: A

66. Answer: C

67. Answer: C

68. Answer: A

69. Answer: D

70. Answer: C

71. Answer: A

72. Answer: C

73. Answer: C

74. Answer: A

75. Answer: D

76. Answer: B

77. Answer: B

78. Answer: A

79. Answer: A

80. Answer: D


81. Answer: B

82. Answer: B

83. Answer A

84. Answer: B

85. Answer: D

86. Answer: B

87. Answer A

88. Answer: C

89. Answer: B

90. Answer: D

91. Answer: D

92. Answer: D

93. Answer: B

94. Answer: D

95. Answer: C

96. Answer: A

97. Answer: B

98. Answer: A

99. Answer: B

100. Answer: B

101. Answer: C

102. Answer: D

103. Answer: A

104. Answer: D

105. Answer: B

106. Answer: B

107. Answer: C

108. Answer: D

109. Answer: A

110. Answer: C

111. Answer: B

112. Answer: C

113. Answer: A


114. Answer: B

115. Answer: C

116. Answer: D

117. Answer: C

118. Answer: B 60 GPM, intersect with 2" tubing

119. Answer: C

120. Answer: A

121. Answer: A

122. Answer: D 1/8" slope 400 dfu 6"

123. Answer: D Water weighs 8.34 pounds per gallon

60 gallons x 8.34 = 500.4 # + 49.6 # empty = 550 pounds

124. Answer: B

125. Answer B

126. Answer: B

127. Answer: B Building Drains and Sewers, 4",1/4"

128. Answer: C

129. Answer: C

130. Answer: B

131. Answer: B

132. Answer: D

133. Answer: B

134. Answer: B

135. Answer: B

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1 Exam Prep Florida Building Code, 2014 - Plumbing