<p><p><figure id='attachment_1546' style='max-width:1024px' class='caption alignnone'><img class="wp-image-1546 size-large" src="https://www.geoinstitute.org/sites/default/files/geotech-tools-uploads/…; alt="Photograph of construction of a one horizontal to one vertical reinforced soil slope using primary and secondary reinforcements." width="1024" height="663" /><figcaption class='caption-text'> Construction of 1H:1V RSS slope, with primary and secondary reinforcements. Photograph courtesy of Ryan Berg</figcaption></figure></p><p>RSSs are a form of mechanically stabilized earth that incorporates planar reinforcing elements in constructed earth-sloped structures with face inclinations less than 70º from the horizontal. Advantages include simple and rapid construction procedures, no wall facing elements, less right-of-way, and vegetated slopes that blend with natural environment. This technique is applicable new embankments on unstable soils and embankment widening.</p><p>