Cavity Width & Loading
Cavity Width
All standard
Qwik-Fix™ Angle configurations are suitable for cavity widths ranging from 70mm to 200mm. Brackets for narrower
cavities can be fabricated on a case by case basis. When designing for cavity
widths greater than 150mm in width, we recommend you contact the Qwik-Fix
technical department for design assistance on fixing details.
Qwik Fix™ Angle is supplied in configurations to
accommodate design loads ranging between 1kN/m and 20kN/m.
Qwik-Fix™
Angle is suitable for use with most outer leaf materials: brickwork, fairface
blockwork, rendered blockwork, exterior insulation panels, cut stone and
reconstituted stone.
Calculating Loads:
Masonry Load
Assumptions for Brick, Block & Render per BS 648 (1964):
|
Material |
Density kg/m³ |
Unfactored Panel Load kN/m² |
*Factored Panel Load kN/m² |
|
Blockwork
& Medium Density Clay Brickwork (100mm wide) |
2150 |
2.15 |
3.01 |
|
Blockwork
& Medium Density Clay Brickwork (215mm wide) |
2150 |
4.62 |
6.50 |
|
Sand
& Cement Render (12.7mm thick) |
1888 |
0.24 |
0.34 |
|
High
Density Clay Brickwork |
2327 |
2.33 |
3.30 |
* Factored
Panel Load = (Unfactored Characteristic Load x 1.4 Factor of Safety)
Design Load (kN/m) = [Factored
Panel Load (kN/m²) x Panel Height (m)]
For other materials, please refer to manufacturers’
guidelines and/or appropriate standard to determine material density and
calculate design load as above.
|
Factored Load Range (kN/m) |
Specify
As Follows: |
|
1 – 2 |
K02 - [Insert Cavity Width] |
|
3 – 4 |
K04 - [Insert Cavity Width] |
|
5 – 6 |
K06 - [Insert Cavity Width] |
|
7 – 10 |
K10 - [Insert Cavity Width] |
|
11- 12 |
K12 - [Insert Cavity Width] |
|
13 – 14 |
K14 - [Insert Cavity Width] |
|
15 – 16 |
K16 - [Insert Cavity Width] |
|
17 – 18 |
K18 - [Insert Cavity Width] |
|
19 – 20 |
K20 - [Insert Cavity Width] |
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Riverside, Tullamore,
County Offaly, Republic of Ireland
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