![Test Stand 4697](https://www.nasa.gov/wp-content/uploads/2023/03/elg_0936_6.jpg)
Crews ‘Top Out’ First of Two New SLS Test Stands at NASA Marshall
On March 4, crew members ready a 900-pound steel beam to "top out" Test Stand 4697, which is under construction to test the Space Launch System liquid oxygen tank at NASA's Marshall Space Flight Center in Huntsville, Alabama.
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https://www.nasa.gov/image-detail/crews-top-out-first-of-two-new-sls-test-stands-nasa-marshall/
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