The following is a study of the Coast Guard regulations concerning ribbons. Most of the regulations are straight forward, but there are some exceptions that can be left up to interpretation.
Four wide is not allowed. Spacing is also not allowed.
Placed in rows of three across with no space between ribbons or rows.
Staggered right mounts are allowed.
When the lapel of the Service Dress coat causes ribbons to be concealed by more than 1/3 of their length, ribbons may be arranged in successively decreasing rows.
Wear non medal ribbons with full size medals.
(Ribbons without corresponding medals) Worn centered ¼ inch above the right pocket flap or equivalent location. Ribbons will be ordered by precedence from top down, and from the wearer's left (inboard) to right (outboard).
Below is a section of a chart from the regulations which lists the uniforms it would be correct to wear ribbons on.
Below is an example of the two options available for ribbon configurations.
Wear silver devices centered and alternate other devices around them.
Use regular size devices on ribbons.
As for the rack builder we interpret the regulations concerning ribbons as follows:
These interpretations are based on physical spacing on the ribbon and the Coast Guard Regulations.