Basic Difference between WSD and USD Method of Reinforced Concrete
Hello Everyone,Thank for your interest to read my article .Today I will share some Basic Differences of WSD(Working Stress Design ) Method and USD (Ultimate Stress Design) Method of reinforced Concrete.
At First we need to know What is Exactly WSD and USD Method in reinforced Concrete ?
You got the Basic Definition of Working Stress Design and Ultimate Stress Design and their Assumptions in my another articles .
WSD(Working Stress Design ) Definition and Assumption and USD (Ultimate Stress Design)Defination and Assumption
The Difference between Working Stress Design and Ultimate Stress Design method of Reinforced Concrete Are ,,
| USD(Ultimate Stress Design) Method | WSD(Working Stress Design) Method |
| Its primarily based on strength concept of Concrete | Its based on the linear theory or elastic theory . |
| Its Consider to Design Critical Combination of load | Its Consider to Design carrying load |
| Its Designing to elastic behavior of materials . | Its Designing to plastic behavior of materials |
| Materials strength to be used for member Design . | Modular Ratio used for member Design |
| Stability of Structure is more then WSD | Stability of Structure is less then USD |
| Low Cost Design Method | High Cost Design Method |
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