Table 2 Material and dimesional properties of test specimens.
From: Web-Shear Capacity of Thick Precast Prestressed Hollow-Core Slab Units Produced by Extrusion Method
Slab name | Concrete | Geometry | Prestressing reinforcement | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
f’c (MPa) | h (mm) | bw (mm) | dp (mm) | a/d (−) | Ag (mm2) | Ig (mm4) | Aps (mm2) | ρp (%) | fpu (MPa) | fse (MPa) | fpc (MPa) | |
S2-E | 60.5 | 200 | 249 | 175 | 3.0 | 121,590 | 618,638,724 | 504.8 | 1.158 | 1860 | 1203 | 5.01 |
S2-F | 60.5 | 200 | 249 | 175 | 3.0 | 121,590 | 618,638,724 | 504.8 | 1.158 | 1860 | 1203 | 5.01 |
S2.65-E | 60.5 | 265 | 242 | 230 | 3.0 | 151,120 | 1,378,781,347 | 504.8 | 0.907 | 1860 | 1203 | 4.03 |
S2.65-F | 60.5 | 265 | 242 | 230 | 3.0 | 151,120 | 1,378,781,347 | 504.8 | 0.907 | 1860 | 1203 | 4.03 |
S4-1 | 60.5 | 400 | 276 | 360 | 2.8 | 212,114 | 4,407,825,763 | 899.6 | 0.905 | 1860 | 1203 | 5.11 |
S4-2 | 60.5 | 400 | 276 | 360 | 2.8 | 212,114 | 4,407,825,763 | 899.6 | 0.905 | 1860 | 1203 | 5.11 |
S4-3 | 60.5 | 400 | 276 | 360 | 2.8 | 212,114 | 4,407,825,763 | 899.6 | 0.905 | 1860 | 1203 | 5.11 |
S5-1 | 60.5 | 500 | 300 | 455 | 2.8 | 255,406 | 8,184,089,200 | 1097.0 | 0.804 | 1860 | 1203 | 5.18 |
S5-2 | 60.5 | 500 | 300 | 455 | 2.8 | 255,406 | 8,184,089,200 | 1097.0 | 0.804 | 1860 | 1203 | 5.18 |
S5-3 | 60.5 | 500 | 300 | 455 | 2.8 | 255,406 | 8,184,089,200 | 1097.0 | 0.804 | 1860 | 1203 | 5.18 |