| 摘要 |
<p>A beam (10) for a decking system has two deck supporting surfaces (14, 15), one of the surfaces (14) having an upstand (16) for matching decking dimensioned in imperial units and the other surface (15) having an upstand (17) for matching decking dimensioned in metric units. A decking structure includes beams (10) supported on props (21) and connecting elements (20) supporting decking sheets (50) or decking elements (60).</p> |
