Table 3 Mechanical characteristics obtained in the exposed and protected parts of the wall.
From: The Erosion of Reinforced Concrete Walls by the Flow of Rainwater
Area | Compressive strength σ (MPa) | Ultrasound velocity (m/s) | |
|---|---|---|---|
Crushing of concrete core | The average value of the rebound | ||
Exposed | 33.6 | 43 | 3120 |
Protected | 44 | 48 | 3140 |