Railroad cross ties made out of wood would float. Concrete railroad ties would not float.
3000 railroad ties per mile in the USA
Where do I get free Railroad ties If you live in mesa az. call 480 516 5285
The ballast is set in a graded bed. The graded soil must be level to set the rails and ties. Gravel, or ballast, is laid between the ties and rails, and tamped down.
Railroad ties, popularly known as Sleepers.
Railroad ties.
The gravel under and around the ties is called ballast.
Known as ballast, it provides a stable surface for the ties, holds them in place and allows water to run off.
Railroad ties. The material cost is cheaper. Labor is less skilled and cheaper. Ties will not require a foundation or drainage engineering. Make sure to insert a "deadman" every now and then if the wall is over 4 feet..
John Henry
Telephone poles and railroad ties.
Many nurseries and landscaping companies carry them.