The bill H. R. 8455 instructs the Secretaries of the relevant military departments to conduct a feasibility study and create a plan for building multi-unit military housing facilities. It also considers using part of these facilities for military child development centers....
Simple Explanation
The bill wants the military to check if it's a good idea to build new homes for service members in some expensive areas and see if they can also use these homes for childcare centers. Then, they have to tell some important government groups what they found out.