When securing a boat to a pontoon or jetty, it's easy to think grabbing one or two lines and tying them with any knot that feels secure will do the job. And perhaps it will, a lot of the time. But there are good reasons that this isn't common practice, and certainly isn't recommended. The lines on a boat are there for a reason, and knots have evolved over time to ensure vessels are as secure as possible.

If you own or run a road construction company, you will want to make the site as safe as possible for both your workers and the drivers on the road. This means that you will want to invest in a truck-mounted attenuator. However, different truck-mounted attenuators are suited for different applications. To help you find the best, here are some features you should look for. The Type of Traffic The type of traffic flow around your construction site will help you choose the best level of cushioning that the attenuator will provide in the event of an accident.