div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=the-ends-of-prefabricated-steel-box-girder-needle-beams-which-were-installed-throughhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: · the ends of prefabricated steel box girder needle beams which were installed through each opening Main bowstring girders manufactured and trial-assembled in Darlington were welded loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsnetreader033viewer20220420175e75b8b6dd43027ab305840fhtml5thumbnails1jpg width=140 height=200 divdiv