Grade Separation Solutions Overview Brochure - Tensar International

Optimal DesignsBased on SiteConstraintsSite Specific SolutionsThe Tensar® Sierra® Slope Systemwas developed to provide designersand specifiers countless layout andslope angle options. The flexibilityof the Sierra Slope System makesit an ideal choice when solving gradeseparation challenges.Designers and owners are continuallyfaced with different property and siteconstraints that require innovativesolutions. Some projects may requirea very steep grade change in whicha green, vegetative face is the rightsolution. Other projects may utilizecomplementary grade separationsystems, such as the Mesa® RetainingWall System, to create an aestheticand cost-effective alternative.Bridge Street – Irwin, PennsylvaniaDepartments of Transportation use the Sierra Systemto stay within the restricted rights-of-way whilemaximizing land use.Tensar geogridprimary reinforcementTensar GeogridPrimary ReinforcementRight Plantable ofway limit FillErosion Control MatLocking Tail StrutTensar UV Stabilized GeogridFoundationAdditional land availablefor highway wideningRetainedfillPrevious slopeLimit of excavationRetainedFillPoland Spring Plant Expansion –Poland Spring, MaineFlower or grass seed installs quickly and is a low-costalternative for many projects, including overpassesand roadways.Turf reinforcement mat1 (Min.)1Tensar geogridsecondary reinforcementReinforced fillFoundationRetained fillTensar geogridprimaryreinforcementReinforced FillFoundation18