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the sap-all clearance includes every door at the School of Architecture & Planning. It's a high-level clearance that is necessary for people like Jim to do their jobs. There is a limit to how many clearances an individual can be assigned. In general, all changes to clearances should please go through Jim Harrington.
For more information on physical access, see https://kb.mit.edu/confluence/pages/viewpage.action?pageId=163220419
cre
The cre clearance group grants access to all CRE rooms on the third floor.
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