Page | 1
MAINE JOURNEYMAN PLUMBING EXAM 2025|
BRAND NEW ACTUAL EXAM WITH 100%
VERIFIED QUESTIONS AND CORRECT
SOLUTIONS| GUARANTEED VALUE PACK| ACE
YOUR GRADES.
1. A water test for drainage and venting systems shall not be less
than: - correct answer - a 10 ft head of water
2. The cleanout fitting for a 4" house drain shall not be smaller
than - correct answer - 3-1/2"
, Page | 2
3. Horizontal drainage piping shall be run at a minimum of what
slope? - correct answer - 2%
4. Max length of a 1-1/2" vent - correct answer - 60ft
5. Vent terminals in locations having minimum design
temperatures below 0 F shall be not less than ___ inches. -
correct answer - 2"
6. In a combination waste and vent system serving a floor drain
with a 2" tailpiece, the trap shall be - correct answer - 3" min.
7. One trap may serve a set of not more than ___ single
compartment sinks. - correct answer - 3
8. One trap may be installed for not more than 3 single
compartment sinks located no more than_____ inches apart -
correct answer - 30
, Page | 3
9. A fixture tailpiece for a kitchen sink shall be a minimum of
__________ in diameter. - correct answer - 1-1/2"
10. A bathtub with slip joint connections shall be provided with -
correct answer - a 12x12 access panel
11. What is the minimum finished interior of a shower:
A) 900 sq ft (30x30)
B) 1024 sq ft (32x32)
C) 1156 sq ft (34x34) - correct answer - 1024 sq ft (32x32)
12. Minimum building supply WTR pipe: - correct answer - 3/4"
13. Every abandoned building sewer shall be plugged or capped
- correct answer - within 5 ft of the property line
14. Expansion and contraction of drain and vent pipes may be
provided for by use of - correct answer - expansion joints
, Page | 4
15. WC allowed on vertical vs on Horizontal - correct answer - 4,
3
16. Drains for gutters in public or gang shower rooms shall be
spaced not more than ___ feet apart. - correct answer - 16 ft
17. The finished floor of a shower shall be sloped - correct
answer - no less than 1/4" but no more than 1/2"
18. Where a 1" diameter pipe is replaced with a 2" the cross
sectional area will - correct answer - increase by 4x
19. One requirement for backwater valves is they must - correct
answer - remain open in times of low flows
20. No hub cast iron pipe in 5ft lengths shall be supported
horizontaly - correct answer - every joint
MAINE JOURNEYMAN PLUMBING EXAM 2025|
BRAND NEW ACTUAL EXAM WITH 100%
VERIFIED QUESTIONS AND CORRECT
SOLUTIONS| GUARANTEED VALUE PACK| ACE
YOUR GRADES.
1. A water test for drainage and venting systems shall not be less
than: - correct answer - a 10 ft head of water
2. The cleanout fitting for a 4" house drain shall not be smaller
than - correct answer - 3-1/2"
, Page | 2
3. Horizontal drainage piping shall be run at a minimum of what
slope? - correct answer - 2%
4. Max length of a 1-1/2" vent - correct answer - 60ft
5. Vent terminals in locations having minimum design
temperatures below 0 F shall be not less than ___ inches. -
correct answer - 2"
6. In a combination waste and vent system serving a floor drain
with a 2" tailpiece, the trap shall be - correct answer - 3" min.
7. One trap may serve a set of not more than ___ single
compartment sinks. - correct answer - 3
8. One trap may be installed for not more than 3 single
compartment sinks located no more than_____ inches apart -
correct answer - 30
, Page | 3
9. A fixture tailpiece for a kitchen sink shall be a minimum of
__________ in diameter. - correct answer - 1-1/2"
10. A bathtub with slip joint connections shall be provided with -
correct answer - a 12x12 access panel
11. What is the minimum finished interior of a shower:
A) 900 sq ft (30x30)
B) 1024 sq ft (32x32)
C) 1156 sq ft (34x34) - correct answer - 1024 sq ft (32x32)
12. Minimum building supply WTR pipe: - correct answer - 3/4"
13. Every abandoned building sewer shall be plugged or capped
- correct answer - within 5 ft of the property line
14. Expansion and contraction of drain and vent pipes may be
provided for by use of - correct answer - expansion joints
, Page | 4
15. WC allowed on vertical vs on Horizontal - correct answer - 4,
3
16. Drains for gutters in public or gang shower rooms shall be
spaced not more than ___ feet apart. - correct answer - 16 ft
17. The finished floor of a shower shall be sloped - correct
answer - no less than 1/4" but no more than 1/2"
18. Where a 1" diameter pipe is replaced with a 2" the cross
sectional area will - correct answer - increase by 4x
19. One requirement for backwater valves is they must - correct
answer - remain open in times of low flows
20. No hub cast iron pipe in 5ft lengths shall be supported
horizontaly - correct answer - every joint
