Revised Standard from Last Update.

1. SCOPE

This standard lays down the requirements for materials, sizes, construction, assembly and performance of screed board concrete vibrators. Screed board vibrators operated by pneumatic power are not covered in this standard.

2. REFERENCES

The standards listed at Annex A contain provisions, which through their reference, in this text constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibilities of applying the most recent editions of the standards indicated in Annex A.