Ladder (S35)

Tekla Structures
2021
Tekla Structures

Ladder (S35)

Ladder (S35) creates a vertical step through a ladder, with an option for a safety cage.

Objects created

  • Stringers

  • Hoops

  • Rungs

  • Vertical bars

Use for

Situation Description

Ladder with safety cage and vertical step.

Selection order

  1. Pick a point to indicate the top point of the ladder.

  2. Pick a point to indicate the elevation of the ladder.

    The ladder is created automatically when you pick the second point.

Part identification key

Description

1

Stringer

2

Rung

3

Cage

Picture tab

Use the Picture tab to define the ladder geometry and dimensions.

Ladder dimensions

Description Default

1

Direction from which the ladder is accessed.

The options are: left, right, or normal (default).

2

Hoop circle offset from the stringer center line.

760 mm

3

Shape of the cage and how it connects to the ladder.

The options are: U type 1 (default), U type 2, and O type.

4

Cage connection options

The first option is used only for U type 1. Both options are used for U type 2.

First option: 75

Second option: 40

5

Maximum spacing of hoops.

The hoops are evenly spaced below the stringer flare. Only one hoop is placed on the flared stringer.

900 mm

6

Position (z-coordinate) of the lowest hoop bottom edge.

If the value is greater than the floor to floor dimension, only the top hoop is placed with no bars. If the value is greater than the floor to floor dimension plus stringer projection, then no hoops are placed.

2500 mm

7

Lowest hoop extra diameter dimension.

8

Inside diameter of the hoops.

Stringer flare is taken from the diameter of the hoops.

750 mm

9

Stringer projection

Height from the upper top of steel to the flared stringer top edge.

1100

10

Kicker height above the upper top of steel at which the ladder stringer flare.

200

11

Thickness of the top floor above the top of steel.

The top rung is placed level with the top of flooring thickness.

0

12

Maximum spacing of rungs.

Rungs are evenly spaced between the top and bottom floors.

300 mm

13

Distance between the rungs. Select either equal or exact distance.

Equal

14

Thickness of the bottom floor above the lower top of steel. Bottom rung spacing is taken from the lower top of steel plus bottom floor.

0

15

Width of the ladder.

450 mm

Parts tab

Use the Parts tab to define the part properties.

Parts

Option Description Default

Stringers

Select the stringer profile from the profile catalog.

The default value is flat 10*65 (“PLT10*65”).

Rungs

Select the rung profile from the profile catalog.

The default value is round bar 20 (“D20”).

Top Hoops

Select the top hoop profile from the profile catalog.

The default value is flat 10*50 (“PLT10*50”).

Middle Hoops

Select the middle hoop profile from the profile catalog.

The default value is flat 10*50 (“PLT10*50”).

Bottom Hoop

Select the bottom hoop profile from the profile catalog.

The default value is flat 10*50 (“PLT10*50”).

Vertical Bars

Select the vertical bar profile from the profile catalog.

The default value is flat 10*50 (“PLT10*50”).

Option

Description

Default

Pos_No

Prefix and start number for the part position number.

Some components have a second row of fields where you can enter the assembly position number.

The default part start number is defined in the Components settings in File menu > Settings > Options.

Material

Material grade.

The default material is defined in the Part material box in the Components settings in File menu > Settings > Options.

Name

Name that is shown in drawings and reports.

Parameters tab

Use the Parameters tab to define the ladder properties and position.

Ladder position

Option Description Default

Vertical position

Vertical position of the ladder

Middle

Vertical offset

Vertical offset of the ladder

0.0

Horizontal position

Horizontal position of the ladder

Middle

Horizontal offset

Horizontal offset of the ladder

0.0

Class

Class of the ladder

1

Create assembly

Select whether to create an assembly or not.

Assembly is created.

Ladder rotation

Define how the ladder is rotated. The default value is front.

Stringer rotation

Define how the stringers are rotated. The default value is top.

Rung rotation

Option Description

Rungs are rotated by 45 degrees.

This is the default option.

Rungs are not rotated.

Cage creation

Option Description

Cage is created.

This is the default option.

Cage is not created.

Hoop angle

1

Define the hoop angle.

Vertical bar spacing angle

Description Default

1

Define the angle between the vertical bars in the round section of the hoop.

30 degrees

Rung stringer part cut

Select whether stringers are cut to avoid clashing.

Option Description

Stringers are not cut.

This is the default option.

Stringers are cut.

Define the clearance value for the cut.

Stringers are cut.

Rungs are bolted to the stringers.

Define the clearance value for the cut.

Define the depth of the cut into the stringer.

Rung offset

Description

1

Define the horizontal offset of rungs from the stringer center line.

Was this helpful?
Previous
Next