Description004-Engineer-Battalion-DUI.png	4th Engineer Battalion Coat Of Arms
Date	18 February 1927
Source	United States Army Institute of Heraldry
Author	US Army
Permission (Reusing this file)	Public domainPublic domainfalsefalse This image shows a flag, a coat of arms, a seal or some other official insignia produced by the United States Army Institute of Heraldry. It is in the public domain but its use is restricted by Title 18, United States Code, Section 704 [1] and the Code of Federal Regulations (32 CFR, Part 507) [2], [3]. Permission to use these images in the USA for most commercial purposes must be obtained from The Institute of Heraldry prior to their use. Deutsch ∙ English ∙ فارسی ∙ 日本語 ∙ русский ∙ +/− - US Army Institute Of Heraldry

Distinctive Unit Insignia.

• Description: A Gold metal and enamel device 1 1/8 inches (2.86 cm) in height overall consisting of a shield blazoned: Gules a fess wavy Argent; on a canton Or an anchor debruised by two oars in saltire of the field. Attached below the shield is a Gold scroll inscribed "VOLENS ET POTENS" in Red letters.

• Symbolism: Scarlet and white are the colors of the Corps of Engineers.
  The wavy fess alludes to the outstanding feat accomplished by the organization in World War I, in which the regiment bridged the Vesle under heavy fire, making possible the forcing of the passage by the Division.
  The yellow canton, representative of the color of the Engineers' facing when the old companies of the regiment were organized in 1861, refers to the 2nd Engineers, from which the 4th Engineers was organized in 1916.
  The device on the canton was the badge of the Engineers and Pontoniers of the Civil War.

• Background: The distinctive unit insignia was originally approved for the 4th Regiment Engineers on February 18, 1927.
  It was redesignated for the 4th Engineer Battalion on December 5, 1940.