Section 299.323 - Continuous welded rail (CWR) plan(a) The railroad shall have in effect and comply with a plan that contains written procedures which address: The installation, adjustment, maintenance, and inspection of CWR; and inspection of CWR joints.(b) The railroad shall file its CWR plan with FRA pursuant to § 299.9 . The initial CWR plan shall be filed 60 days prior to installation of any CWR track. The effective date of the plan is the date the plan is filed with FRA.(c) The railroad's existing plan shall remain in effect until the railroad's new plan is developed and filed with FRA.