How long do Tanalised sleepers last?
Herein, how long do treated softwood sleepers last?
Beside above, how do you stop sleepers from rotting? Another way to defend against rot is to try to form a protective barrier in between the treated wood and the soil. This can easily be accomplished by stapling a water-resistant tarp to the side of the wood wall that will be in contact with the soil.
Considering this, how long will sleepers last?
New Softwood Treated Railway Sleepers are treated with either a green or brown pressure treatment (Tanalith green or Tanatone brown), both have similar properties and will on average last 15 - 20 years. The treatment colour will however weather to grey within 12 - 18 months.
Do garden sleepers rot?
Like all wood, sleepers will eventually rot and fade when exposed to the weather. To prevent them falling to bits before their time, you need to use a good wood preserver.