CTC 440 - Homework 17 (Guide Railing)

1. What would be the required post spacing to protect an object which is 5.5 feet from the rail if:

· Box beam guide rail is used?

· Corrugated beam guide rail is used?

· Why wouldn't cable guide rail be used?

2. For a 4000 pound vehicle traveling at 60 mph determine:

· The kinetic energy at impact.

· The average deceleration rate (in g's) if the distance between impact and stop condition for this same vehicle is 50 ft.