1. Fundamentals of Structural Detailing
Column Shop Drawings

2. COLUMNS Drawing practice assigns a letter to each column face.
Letters are assigned in a counter clockwise rotation.
Faces A and C are always flanges
Faces B and D are always web faces
Shipping marks/erection marks are assigned by faces and compass marks. This is indicated with a note on the shop drawings as follows:
MARK FACE “A” NORTH

3. COLUMNS BOTH COLUMNS ARE IDENTICAL EXCEPT THEY ARE MIRROR IMAGES.
MARK FACE “A” NORTH
1CR
1CL

4. COLUMNS BOTH COLUMNS ARE IDENTICAL EXCEPT THEY ARE MIRROR IMAGES
MARK FACE “D” NORTH
1CR
1CL

5. COLUMNS COLUMNS 1 & 2 ARE RIGHT AND LEFT
COLUMNS 1 & 3 ARE OPPOSITE HAND
COLUMNS 2 & 4 ARE OPPOSITE HAND
MARK FACE “A” NORTH
C1 (R)
C1 (L)
MARK FACE “A” SOUTH

6. COLUMNS