4TH TRANSPORTATION COMMAND
Shoulder Sleeve Insignia
On a brick red shield 2 inches (5.08 cm) in width and 2 inches (5.08 cm) in height overall and within a 1/8 inch (.32 cm) yellow border a yellow annulet and trident interlaced.
Brick red and yellow are the colors used for Transportation. The wheel, a symbol for movement and the trident, an attribute of Poseidon (God of the Sea in Greek mythology) allude to the mission of the organization in the movement of vital cargo across land and waterway.
The shoulder sleeve insignia was originally approved for the 4th Transportation Command on 28 June 1967. It was redesignated for the 4th Transportation Brigade on 13 May 1975. The insignia was redesignated effective 16 February 1981, for the 4th Transportation Command. (TIOH Drawing Number A-1-461)
Distinctive Unit Insignia
A gold color metal and enamel device 1 3/16 inches (3.02 cm) in height overall consisting of three concentric red (scarlet) circles bound with four gold bands saltirewise and bearing at center a yellow disc charged with a blue fleur-de-lis and all encircled by a blue border within a continuous brick red scroll inscribed "FREEDOM THROUGH MOBILITY" in gold letters.
Brick red and golden yellow are the colors used for Transportation. The organization's mission in France as a Port Headquarters and Headquarters Company during World War II is symbolized by the fleur-de-lis and the circular blue band alluding to a Port of Embarkation or terminal. The three scarlet concentric bands refer to the three Meritorious Unit Commendations-two for France and one for Vietnam, awarded to the organization.
The distinctive unit insignia was originally approved for the 4th Transportation Brigade on 9 October 1975. It was redesignated effective 16 February 1981, for the 4th Transportation Command.