Otta seal is a type of bituminous surface treatment that was developed by the Norwegian Road Research Laboratory (NRRL). Its name is based on the location in which it was created in, the Otta Valley. Otta seal was developed to be used as a temporary surfacing on new roads; however, after seeing its strength, it has been used as permanent roads as well.
Read more about Otta Seal: Composition and Application, Where Otta Seal Is Used, Political Impact, Social Impact, Environmental Impact, Costs, Physical Properties, Molecular Structure, Pros and Cons of Otta Seal, Durability and Weathering
Famous quotes containing the word seal:
“Eyes, look your last.
Arms, take your last embrace, and lips, O you
The doors of breath, seal with a righteous kiss
A dateless bargain to engrossing death.”
—William Shakespeare (1564–1616)