Risk-Based Inspection Technique - Offshore Structures: Design, Construction and Maintenance - page 624

TABLE 8.38 Maintenance Plan for Anode Retrofit — cont ' d

Inspection
Reading
(mV)

Anode
Installation
Date

Structure
Name

Last
Inspection

Reading
Condition

Anode
Condition

Color
Code

WD (ft) RA Rank Budget Cost

PL11 130 39 2003 954 - 980 Good Grade 4 Yellow

Good - Very Grade 3 -

PL12 250 40 2003 941 - 962 good Grade 4 Green

PL13 123 44 2001 716 - 719 Unprotected Grade 4 Red

PL14 123 45 2001 714 - 725 Unprotected Grade 4 Red

Grade 3 -

PL15 123 46 2001 707 - 719 Unprotected Grade 4 Red

Grade 2 -

PL16 132 47 2003 919 - 924 Satisfactory Grade 4 Yellow

PL17 150 104 2002 664 - 675 Unprotected Grade 4 Red