Mechanically Stabilized Earth (MSE) walls are a popular, cost-effective retaining structure solution in modern civil engineering. They combine soil reinforcement—typically geogrids or steel strips—with facing elements to create stable, durable slopes and walls.
An effective MSE wall design spreadsheet must incorporate regional design methodologies. Most modern infrastructure projects rely on one of two standards: 1. AASHTO LRFD (Load and Resistance Factor Design) mse wall design spreadsheet
) developed at each layer of reinforcement. The spreadsheet compares this to the factored long-term allowable tensile strength ( Talcap T sub a l end-sub ) of the geogrid or steel. Mechanically Stabilized Earth (MSE) walls are a popular,
While spreadsheets are highly effective for standard MSE walls, they have limitations: Most modern infrastructure projects rely on one of
The standard required by AASHTO for highway projects. It applies separate factors to individual loads and material resistances.
Calculates the high stress exerted at the toe of the wall and verifies that the foundation soil can support it without shear failure. Step 3: Internal Stability Calculations
Commonly used for commercial and residential segmental retaining walls (SRWs). It typically employs a traditional Allowable Stress Design (ASD) or specific limit state approach tailored to modular block systems. Essential Architecture of the Spreadsheet