An operator must comply with the following requirements in establishing the reassessment interval for the operator's covered pipeline segments.
Maximum Reassessment Interval
Assessment method | Pipeline operating at or above 50% SMYS | Pipeline operating at or above 30% SMYS, up to 50% SMYS | Pipeline operating below 30% SMYS |
Internal Inspection Tool, Pressure Test or Direct Assessment | 10 years(*) | 15 years(*) | 20 years.(**) |
Confirmatory Direct Assessment | 7 years | 7 years | 7 years. |
Low Stress Reassessment | Not applicable | Not applicable | 7 years + ongoing actions specified in §192.941. |
(*)A Confirmatory direct assessment as described in §192.931 must be conducted by year 7 in a 10-year interval and years 7 and 14 of a 15-year interval.
(**)A low stress reassessment or Confirmatory direct assessment must be conducted by years 7 and 14 of the interval.
49 C.F.R. §192.939