[2248]. Elbow seam.

[2249]. Folded pipe seam.

PLATE AND BAR JOINTS.

[2250]. Junction of T iron, plate and T or L iron verticals.

[2251]. Gusset plate corner stiffener.

[2252]. Plate end for a tie rod.

[2253]. H iron junction, as in a floor framing.

[2254]. Gusset plate junction for a braced framing.

[2255]. Gusset plate junction for H girders of equal depths.