Pressed gratings - Stairtreads -

Version  Pressed-stairs-BETA-0.1
Calculation method RAL-638
Loads     User defined
Contact Staco  Luc Habets

 

 

Version: Pressed-stairs-BETA-0.1
Last modified: 10 months, 3 weeks ago

Input parameters (19)
# Parameter Unit Type Default value
1 [ - ] Radio -
Stairtread configuration
2 Length stairtread (L) [mm] Select (1st level) 1200
3 Width stairtread (W) [mm] Select (1st level) 240
4 Staco grating [ - ] Select (1st level) -
5 Bearing bar [ - ] Select (2nd level) -
6 Cross bar [ - ] Select (3rd level) -
7 Bearing bar pitch (t) [mm] Select (1st level) 33.33
8 Crossbar pitch (tcross) [mm] Select (1st level) 33.33
9 Type of grating [ - ] Float 0.9
10 Serrated (5mm) [ - ] Boolean False
Material
11 Material [ - ] Select (1st level) -
Loads
12 Point load (Fp) [kN] Integer 1500
13 Distributed load (Fv) [kN/m2] Integer 2000
14 Point load width in bearing bar direction (bt) [mm] Integer 200
15 Point load width in cross bar direction (bq) [mm] Integer 200
16 Load safety factor (γ) [ - ] Float 1.5
17 Deflection limit criteria (ulim) [mm] Float 6.0
Output options
18 Show table [ - ] Boolean False
19 Show calculation for validation purpose [ - ] Boolean False