Amerikanische nationale Standardsicherheitsanforderungen für Leiterzubehör und OSHA
The National Standard Safety Requirements for Ladder Accessories ANSI-ASC 14.8-2013. This standard specifies the requirements for ladder accessories under the following categories
- General Specifications
- Bottom end Accessories
- Top End Accessories
- Miscellaneous Accessories
- Testing Requirements
- Labelling,Marking and Instruction Requirements
- Labelling Performance Requirements
The standard is intended to provide guidance and design criteria for the construction of ladder accessories.
- The standard does not outline the criteria for Lock Jaw Ladder Grip however the most relevant section is section 5 General Applications and section 7 Top End Accessories.
- The general specifications specifies :
- that the design shall have characteristics as to produce a ladder accessory of sufficient strength and stiffness to meet the duty rating of the ladder upon which it is installed.
- A quality Assurance Program shall be in place and applied throughout the manufacturing process
- Components shall be corrosion resistant
- All exposed surfaces should be free from sharp edges
- Attachment to the ladder shall shall be designed to prevent failure, crushing, crackling, buckling, fatigue or excessive wear to ladder components
- Connections shall be sufficient quality and strength for the purpose intended
- Plastic parts should have sufficient strength and rigidity
