DNV DNV-RU-SHIPS/HSLC PART 4 CHAPTER 14 [ Revised ]

Application

The rules in this section apply to electro hydraulic and hand hydraulic steering gear operating a rudder for the purpose of steering the vessel.

Steering gear, other than electro hydraulic type, will be accepted provided that safety and reliability can be documented to be equivalent to or better than the requirements of this section.

Requirements for rudder, reference is made to Pt.3 Ch.2 Sec.2 (Rules for Classification of Ships) and Pt.3 Ch.5 Sec.2 (Rules for Classification of HSLC and NSC).

Requirements to steering of azimuth thrusters and podded propulsors reference is made to Ch.5 Sec.3. Requirements to steering of water jets are covered in Ch.5 Sec.2.

For additional requirements for vessel navigation in ice (ICE, POLAR, Icebreaker, Sealer) reference is made to Pt.5 Ch.1 (Rules for Classification of Ships). For additional requirements for Naval vessels (Naval, Naval Support, Naval Support(....)) reference is made to Pt.5 Ch.14 Sec.7. For additional requirements to vessels with additional notation Redundant propulsion (RP, RPS) and Dynamic positioning systems (DYNPOS) reference is made to Pt.6 Ch.2 (Rules for Classification of Ships) and Pt.6 Ch.7 (Rules for Classification of Ships).