The 555th Engineer Brigade - The Triple Nickel
The 555th Engineer Brigade, known as the Triple Nickel, has been stationed at Fort Lewis, WA, since 1992. Its consists of combat engineers, construction engineers, chemical corps, explosive ordinance disposal and air defense soldiers. The motto of the Triple Nickel, Willing and Able, reflects its long and honored tradition of taking on whatever mission the Nation requires. The radio call sign of the Triple Nickel is "Able". Able Soldiers are on the forefront of the war on terrorism.

The Triple Nickel Battalions The 555th Engineer Brigade - is comprised of the following battalions totaling over 4,000 soldiers and their families: 864th Engineer Battalion, 14th Engineer Battalion, 23rd Chemical Battalion, 5-5 Air Defense Artillery Battalion, 1st Engineer Battalion, 4th Engineer Battalion, 52nd Engineer Battalion, 3rd EOD Battalion, and the 110th Chemical Battalion.

864 Engineer Battalion (Combat)(Heavy)
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14 Engineer Battalion (Combat)(Wheeled)
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23rd Chemical Battalion
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110th Chemical BN (Technical Escort)
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5-5 Air Defense Artillery Battalion
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1st Engineer Battalion (Combat)
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4th Engineer Battalion (Combat)
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3rd Ordinance Battalion (EOD)
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 52nd Engineer Battalion(Combat) (Heavy)
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