Auxiliary steering gear ( General requirement)

Auxiliary Steering Gear is the equipment other than any part of the main steering gear necessary to steer the ship in the event of failure of the main steering gear but not including the tiller, quardrant or components serving the same purpose. ( Ref : SOLAS II-1, Reg 3.4)


SOLAS II-1- Reg 29 - para 4
4 The auxiliary steering gear shall be:
.1 of adequate strength and capable of steering the ship at navigable
speed and of being brought speedily into action in an
emergency;
.2 capable of putting the rudder over from 158 on one side to 158
on the other side in not more than 60 s with the ship at its
deepest seagoing draught and running ahead at one half of the
maximum ahead service speed or 7 knots, whichever is the
greater; and
.3 operated by power where necessary to meet the requirements of
paragraph 4.2 and in any case when the Administration requires
a rudder stock of over 230 mm diameter in way of the tiller,
excluding strengthening for navigation in ice.


SOLAS- Reg 29 - para 5
5 Main and auxiliary steering gear power units shall be:
.1 arranged to restart automatically when power is restored after a
power failure; and
.2 capable of being brought into operation from a position on the
navigation bridge. In the event of a power failure to any one of
the steering gear power units, an audible and visual alarm shall
be given on the navigation bridge.