2. Horizontal branch.

Question 0

2. Fittings for change in direction of drain line.
3. Horizontal to vertical, vertical to horizontal, horizontal to horizontal.
4. Only horizontal to vertical.
5. Horizontal to vertical, but for V to H and H to H permitted for a 2-inch or smaller fixture drain.
6. H to V, V to H permitted for a 2-inch or smaller fixture drain and 3” or larger fitting, H to H permitted for 2-inch or smaller fixture drain.

Answer 0

1. Sixteen bend.
    Eight bend.
    Sixth bend.
    Long sweep.
    Wye.
    Combination wye and eight  bend.
2. Sanitary tee.
3. Quarter bend.
4. Short sweep.

Question 1

1. Total number of fixture unit for horizontal branch. 
1-1/2" - ? FU.
2" - ? FU.
2-1/2" - ? FU.
3" - ? FU.
4" - ? FU.
5" - ? FU.
6" - ? FU.
8" - ? FU.
10" - ? FU.
12" - ? FU.
15" - ? FU.

Answer 1

1-1/2" - 3 FU.
2" - 6 FU.
2-1/2" - 12 FU.
3" - 20 FU.
4" - 160 FU.
5" - 360 FU.
6" - 620 FU.
8" - 1,400 FU.
10" - 2,500 FU.
12" - 2,900 FU.
15" - 7,000 FU.