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23 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is the maximum length of a fixture drain? |
1200 mm or 4 feet |
2.4.8.2 |
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What is the minimum depth of trap seal required on acid waste system? |
50 mm or 2 inch |
2.2.3.1 |
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What is the minimum length of fixture drain serving a 3" floor drain connected to the building drain? |
450 mm or 18 inches |
2.5.1.1 (4) |
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What is the maximum hydraulic load that may be drained to a relief vent serving a circuit vent? |
6 fixture units |
2.5.3.1 (4) |
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What is the minimum size of a vent serving an oil interceptor? |
1 size smaller than the inlet pipe. |
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What is the minimum amount of storeys you need before a yoke vent is required? |
12 storeys |
2.5.4.3 |
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What is the minimum height of an air break? |
1" or 1 pipe diameter |
2.3.3.11. (2) |
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What is the minimum height of an air gap? |
1" or 2 pipe diameters |
2.6.2.9 |
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What is the maximum distance between flow-controlled roof drains? |
30 meters |
2.4.10.4. (2d) |
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How do you convert fixture units to litres when sizing a combined sewer? |
If fixture units is 260 or less, use 2,360 litres. If fixture units is more than 260, use 9.1 litres per fixture unit. |
2.4.10.5 |
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How do you calculate the volume of water on a roof drain? |
Area of the roof in square meters times the 15 minute rainfall for that area. Add 50% of the area of the largest vertical surface adjacent to the roof. |
2.4.10. (1) |
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What is the maximum water temperature at a shower head? |
49*C or 120*F |
Clause 2.2.10.7 |
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What size of anchor is used to secure a water closet carrier to the floor? |
1/2" |
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What two accessories are required to be installed with a lavatory in a public washroom? |
Soap and a means of drying your hands |
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What type of overflow is used on a commercial kitchen sink? |
Standing overflow |
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What is the minimum depth of oakum required in a caulked lead drainage joint? |
1 inch |
2.3.2.1.(2) |
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What is the minimum wall thickness required when constructing a T-drill joint in copper tube? |
Type K or L can be used, so type L is the minimum. |
2.3.3.2. |
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What is the minimum height of an air break? |
1 inch or 1 pipe diameter |
2.3.3.11.(2) |
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What is the maximum spacing of vertical supports in a plumbing system? |
7.5 meters |
2.3.4.4.(2) |
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What size of hanger rod is required to support a 4" horizontal pipe? |
3/8" or 8 mm |
2.3.4.5.(5) |
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What is the minimum depth of backfill that must be carefully placed and tamped over an underground pipe? |
12" or 300 mm |
2.3.5.1. |
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What are the pressure test requirements for a DWV system? |
At least 3 meters water column on all joints for a minimum 15 minutes. If freezing, can do a 5 psi air test. |
2.3.6.4, 2.3.6.5. |
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What is the minimum test pressure for a potable water system? |
Service pressure if using water to test, or 100 psi if using air. |
2.3.7.2.(1) |
