Nautical slide rule ROADrule IALA

ROADrule IALA identifies the International Association of Lighthouse Authorities Maritime Buoyage System for both Regions A and B including all types of fixed and floating marks. This simple to use navigation aid tool shows the actual view of maritime buoyage systems with corresponding chart symbols. It takes a large amount of complex information and makes it easy to understand and quick to refer to with a design that is similar to a slide-rule. Whether in a classroom or at the helm, critical decisions can be made quickly and with confidence with the aide of ROADrule IALA.

• Displays 20 light characteristics
• Displays maneuvering and warning signals
• Displays 12 Rules of the Road
• Magnifying lens for clear readability of definitions
• Constructed of durable two-sided black PVC.
• Stored in a vinyl sleeve

Weight: 0.4 lb. (182 g)

Dimensions: 16" x 5-1/4" (407 x 133 mm)