
Description
- Allowable : The following criteria were taken into account in determine these values :
- wind load : Deviation from flatness (1/200)
- resistance (N/ m2) : Permanent deflection
- Failure value with a safety coefficient of > 2.
Thickness (mm) | Span (m) | Single bay 2 supports | Two bays 3 supports | Several 4 supports |
---|---|---|---|---|
0.80 ________1.00 | 0.80 _________1.00 | 0.80___________1.00 | ||
Pressure | 0.80 m | 201 251 | ||
Negative Pressure | 0.80 m | 231 289 | ||
Pressure | 0.90 m | 179 224 | ||
Negative Pressure | 0.90 m | 201 258 | ||
Pressure | 1.00 m | 157 197 | 309 386 | 289 |
Negative Pressure | 1.00 m | 167 209 | 194 245 | 187 |
Pressure | 1.10 m | 134 167 | 247 309 | 217 360 |
Negative Pressure | 1.10 m | 138 173 | 160 200 | 157 234 |
Pressure | 1.20 m | 104 130 | 186 232 | 133 271 |
Negative Pressure | 1.20 m | 116 145 | 135 168 | 116 196 |
Pressure | 1.30 m | 86 107 | 124 155 | 122 181 |
Negative Pressure | 1.30 m | 99 124 | 115 144 | 102 145 |