Table 3 Physical and mechanical indexes of anchorage materials field
Material types | Composition | Natural density (g cm−3) | Moisture content (%) | Porosity (%) | C (kPa) | Φ (°) | Compressive strength (MPa) | Tensile strength (kPa) | Elastic modulus (MPa) |
|---|---|---|---|---|---|---|---|---|---|
Rammed earth | Silt clay | 1.58 | 2.15 | 42.32 | 145.1 | 48.3 | 0.43 | 90 | 0.99 × 102 |
SH-(CaO + C+F) | SH, CaO, Silt clay, Fly ash | 1.15 | 3.05 | 42 | 95.61 | 41.92 | 1.92 | 170 | 1.88 × 102 |
GFRP bolt | Glass fiber reinforced plastic | 1.55 | – | – | – | – | 117 | 1.18 × 106 | 5.55 × 104 |