div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader043fdocumentsusreader043viewer20220308235b39d8987f8b9a4b0a8d3219html5page1jpg target=_blank img data-url=document-minimise-the-blow-holes-in-the-finished-con-crete-surface-the-concretehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · minimise the blow holes in the finished con- crete surface The concrete included a high percentage of no blow holes loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentsusreader043viewer20220308235b39d8987f8b9a4b0a8d3219html5thumbnails1jpg width=140 height=200 adivdiv