Template talk:Virginia class submarine

Blocks?
Are the blocks of ships built significant enough to be distinguished in the template? From http://hamptonroads.com/2011/09/navy-begins-effort-build-two-submarines-year. &mdash; MrDolomite &bull; Talk 20:55, 20 September 2011 (UTC)
 * Block I - VA, TX, HI, NC
 * Block II - NH, NM, MO, CA, MS, MN
 * Block III - ND, John Warner, SSN-786 to 791.