 Get price NRC Frequently Asked Questions About Access Authorization Yes Background checks and fingerprints are required as part of the access authorization process Fingerprints are required for an FBI identification and criminal history check Congress has required NRC licensees to collect fingerprints for these purposes for anyone seeking unescorted access to a Get price Proper spacing of arborvitae Jun 00 0000The general rule is to space them no closer than their mature width The mature width for Emerald arborvitae is listed as 0 to 0 ft wide So the recommendation would be to plant them no less than 0 ft apart but wider is better Once your plants begin to touch you could remove every other one That would decrease the chances of disease problems Get price 