This is the minimum thickness of Concrete structures to satisfy Code requirements, if less numbers of this table are used , deflection must be checked.
Item |
Min thick. |
Simple |
Con. One end |
Cont. 2 ends |
Cantilever |
Notes |
Beams and Ribbed slab |
|
L/16 L/20 |
L/18 L/22 |
L/21 L/26 |
L/8 L/10 |
High tensile steel Normal mild steel |
One Way Solid Slab |
8cm
static load 12cm
dynamic load |
L/20 L/25 |
L/24 L/30 |
L/28 L/35 |
L/10 L/12 |
High
tensile steel Normal
mild steel |
Tow Way Solid Slab |
8cm static load 12cm dynamic load |
a/35 |
a/40 |
a/45 |
|
A=short direction |
Flat slab |
150mm |
|
No drop
panel |
With
drop panel |
|
L=(L1+L2)/2 |
External panel |
L/32 |
L/36 |
|
|||
Internal
Panel |
L/36 |
L/40 |
|
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