文档介绍：MENDED PRACTICE
DNV-RP-B401
CATHODIC PROTECTION DESIGN
JANUARY 2005
Since issued in print (January 2005), this booklet has been amended, latest in October 2006.
See the reference to “Amendments and Corrections” on the next page.
DET NORSKE VERITAS
FOREWORD
DET NORSKE VERITAS (DNV) is an autonomous and independent foundation with the objectives of safeguarding life, prop-
erty and the environment, at sea and onshore. DNV undertakes classification, certification, and other verification and consultancy
services relating to quality of ships, offshore units and installations, and onshore industries worldwide, and carries out research
in relation to these functions.
DNV Offshore Codes consist of a three level hierarchy of documents:
— Offshore Service Specifications. Provide principles and procedures of DNV classification, certification, verification and con-
sultancy services.
— Offshore Standards. Provide technical provisions and acceptance criteria for general use by the offshore industry as well as
the technical basis for DNV offshore services.
— mended Practices. Provide proven technology and sound engineering practice as well as guidance for the higher level
Offshore Service Specifications and Offshore Standards.
DNV Offshore Codes are offered within the following areas:
A) Qualification, Quality and Safety Methodology
B) Materials Technology
C) Structures
D) Systems
E) Special Facilities
F) Pipelines and Risers
G) Asset Operation
H) Marine Operations
J) Wind Turbines
Amendments and Corrections
This document is valid until superseded by a new revision. Minor amendments and corrections will be published in a separate
document normally updated twice per year (April and October).
For plete listing of the changes, see the “Amendments and Corrections” document located at:
hnologyservices/, “Offshore Rules & Standards”, “Viewing Area”.
The electronic web-versions of the DNV Offshore Codes will be regularly updated to include