This is in response to your letter of november 27 2002 to the directorate of construction in which you ask whether the laminated wood scaffold planking that you manufacture meets osha strength.
Wood scaffold plank capacity.
Another solution to the deflection requirement is to double your planks across the spans that will be receiving materials or equipment such as cubes of brick or block.
Greenville nc 27834 252 756 3862.
Scaffolding 14 foot lvl related products 8 ft.
The longer the span the more deflection bend it will have and therefore the less its load bearing capacity will be.
1926 451 a 1 a 6 and f 16 appendix a to subpart l dear mr.
C fabricated planks and platforms may be used in lieu of solid sawn wood planks.
C fabricated planks and platforms may be used in lieu of solid sawn wood planks.
In addition to scaffold grade lumber southwest scaffolding sells both steel and aluminum 7 and 10 platforms that are rated for both 50 lbs sq.
The design properties are based on a flat or plank orientation.
Whether master plank scaffold planking meets osha requirements.
With estimated average strengths of visually graded solid sawn wood scaffold planks in the range of 6 000 to 9 000 psi 41 370 to 62 050 kn m2 this as sumption is very good.
Aluminum and wood plank.
Sales office 1705 south evans st.
Walk board metaltech scaffolding scaffolding platforms scaffolding planks 20 ft.
Ii the maximum permissible span for 1 1 4 x 9 inch or wider wood plank of full thickness with a maximum intended load of 50 lb ft.
For 2 x 10 nominal or 2 x 9 rough solid sawn wood planks allowable spans for a given load are shown in the table below.
2 shall be 4 feet.
Scaffolding planks 12 ft.
Warehouse address 1002 north pitt st.
And 75 lbs sq ft.
Sure lam 2 0e and 2 25e lvl engineered scaffolding boards.
Thus current usage appears to be fairly close to producing an average safety factor of 4.
Ii the maximum permissible span for 1 1 4 x 9 inch or wider wood plank of full thickness with a maximum intended load of 50 lb ft.
If the moisture content of the planks is expected to exceed 16 the moment capacity shall be multiplied by 0 8 for wet use conditions.
Greenville nc 27834 252 756 3862.
Our southern yellow pine scaffolding boards and aluminum planks are warehoused with our scaffolding products and can normally be shipped with or without a scaffolding order.
Fastener values for scaffold planks shall be equivalent to spf lumber values.