Port and Starboard
Unlike left and right, "port" and "starboard" refer to fixed locations on a vessel.…
Navigation & Signal lights
To avoid collisions, cruise vessels must be equipped with navigation lights (running…
Hatch Covers
It is generally accepted that leaking hatch covers are a principal cause…
Elbert Dysart Botts – Dots and Reflective Paint, Too
You can see the results of the work of Elbert Dysart Botts on most…
Decomposed Granite for Road Building
Paving for walkways and driveways is easily laid down by using decomposed…
Rubberized Asphalt Concrete Materials
Rubberized asphalt concrete is extremely useful for road construction projects since it…
How Recycled Concrete Is Used for Fill
Recycled concrete can be used for structural fills if it is properly…
Concrete Roads vs Asphalt Roads
Asphalt roads wear more than concrete roads, but many countries are replacing…


