From: Web-Shear Capacity of Thick Precast Prestressed Hollow-Core Slab Units Produced by Extrusion Method
Dimensions and material properties | Test result | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
fc’ (MPa) | h (mm) | bw (mm) | dp (mm) | Ag (mm2) | Aps (mm2) | ρp (%) | fpc (MPa) | a/d (−) | Ibw/S (−) | Vu (kN) |
Pajari (2005)—no. of specimens: 50 | ||||||||||
38.1–63.7 | 200.0–500.0 | 215.0–335.0 | 160.0–453.0 | 119,000–300,000 | 372.0–1953.0 | 0.7–2.0 | 1.8–7.0 | 2.7–5.7 | 36,332.7–125,832.6 | 80.4–528.0 |
Walraven and Mercx (1983)—no. of specimens: 19 | ||||||||||
64.0 | 255.0–300.0 | 250.0–294.0 | 225.0–265.0 | 171,000–199,000 | 470.0–940.0 | 0.7–1.4 | 2.5–5.9 | 1.7–6.7 | 52,611.0–60,490.2 | 181.6–286.3 |
TNO (2005)—no. of specimens: 39 | ||||||||||
59.9–113.9 | 255.0–400.0 | 241.0–449.0 | 202.0–350.0 | 172,000–261,000 | 853.7–1684.4 | 0.9–2.6 | 3.6–8.8 | 2.9–3.2 | 49,072.8–114,927.3 | 224.0–652.0 |
Bertagnoli and Mancini (2009)–no. of specimens: 14 | ||||||||||
55.0–65.7 | 163.0–421.5 | 335.0–444.0 | 133.0–378.5 | 112,000–238,000 | 278.8–1435.0 | 0.4–1.1 | 2.3–6.8 | 2.8–4.5 | 45,888.1–130,089.6 | 97.0–478.0 |
University of L’Aquila (Bertagnoli and Mancini 2009)–no. of specimens: 14 | ||||||||||
58.1 | 151.0–497.0 | 215.0–414.0 | 102.0–445.0 | 116,000–293,000 | 249.1–1440.2 | 0.6–1.1 | 2.0–5.7 | 2.7–3.7 | 41,425.3–122,825.5 | 157.0–714.0 |
Celal (2011)—no. of specimens: 8 | ||||||||||
62.9–67.9 | 206.0–305.0 | 229.0–313.0 | 158.0–255.0 | 150,135–206,993 | 502.5–888.3 | 1.0–1.5 | 3.6–5.0 | 3.0–3.8 | 48,758.7–61,499.0 | 163.0–297.0 |
Rahman et al. (2012)—no. of specimens: 5 | ||||||||||
40.0 | 250.0–300.0 | 315.7–325.4 | 212.0–261.0 | 151,812–179,115 | 592.2–789.6 | 0.9 | 4.7–5.3 | 2.3–2.8 | 47,303.7–70,400.4 | 198.5–298.9 |
Simasathien and Chao (2015)—no. of specimens: 2 | ||||||||||
36.2 | 547.2 | 203.2 | 419.1 | 206,000 | 592.2 | 0.7 | 3.2 | 2.7 | 88,185.4 | 182.4–209.1 |
Palmer and Schultz (2011)—no. of specimens: 24 | ||||||||||
53.9–68.7 | 304.8–508.0 | 299.5–438.9 | 256.5–448.8 | – | 954.8–1587.1 | 0.6–1.3 | 1.0–5.5 | 2.5–4.0 | – | 221.2–609.7 |
Total: 175 specimens |