SPDI REFRESHER 2 (MISSED AND OTHER IMPORTANT QUESTIONS)

HORIZONTAL BRANCHES

DRILL A HOLE THROUGH THE CENTER OF THE STUDS

METHANE GAS

120°F

TRUE

5 mins

10 ft

152 mm

125 mm

1.78 m

GA 24 B&S (0.5 mm thick)

6.8 kg asphalt felt

1 hour

air test

the system shall be tight at all points

hot water heater

replace a clean filter screen

4 units

cross section area of the draw pipe served

4

control gate valve

12

utility vent

local vent

looped vent

continuous vent

fixture branch

72 hours

air gap drainage

branch intervals

8 psi

black iron pipe

pop-up drain

the inlet should be higher than the outlet

6”

5 ft

galvanized steel

all of the above

Provide cleanouts on horizontal drain less than 1.5 m in length service sink or urinals.

aggregate kitchen drain size

DC

shut off the curb stop

PVB

228 mm

13

61 m

all of these

zeolite

3”

NSDW

1.2 m2