5.1.1.1.7 Blind Sectors
The safe look-out from the navigating and maneuvering workstation should not be influenced by blind sectors.
No blind sector caused by cargo, cargo gear or other obstructions outside of the wheelhouse forward of the beam which obstructs the view of the sea surface as seen from the navigating and maneuvering workstation, should exceed 10°. The total arc of blind sectors should not exceed 20°. The clear sector between two blind sectors should be at least 5°. Over an arc from right ahead to at least 10°on each side, each individual blind sector should not exceed 5°.
5.1.1.1.8 View of the Ship's Side
The ship's side should be visible from the bridge wing. Bridge wings should be provided out to the maximum beam of the ship. The view over the ship's side should not be obstructed.
5.1.1.2 Windows
5.1.1.2.1 Lower Edge of the Front Window
The height of the lower edge of the front windows should allow a forward view over the bow for a person in a sitting position at the workstation.
The height of the lower edge of the front windows above the bridge deck should be kept as low as possible. In no case should the lower edge present an obstruction to the forward view as described in 5.1.1.1.
5.1.1.2.2 Upper Edge of the Front Window
