div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: · NBR- 7220 e NBR- 7221 A areia devera ser lavada e de rio não se permitindo o uso de areia cava de entrada ou barrando ou areia salitrada 132 src=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: · NBR- 7220 e NBR- 7221 A areia devera ser lavada e de rio não se permitindo o uso de areia cava de entrada ou barrando ou areia salitrada 132 src=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: · NBR- 7220 e NBR- 7221 A areia devera ser lavada e de rio não se permitindo o uso de areia cava de entrada ou barrando ou areia salitrada 132 src=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader043fdocumentostipsreader043viewer20220313165c49fe4c93f3c31f4a7b83b8html5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: · NBR- 7220 e NBR- 7221 A areia devera ser lavada e de rio não se permitindo o uso de areia cava de entrada ou barrando ou areia salitrada 132...