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class=\"wp-block-heading\">Ufer\u30a2\u30fc\u30b9\u3068\u7c73\u56fd\u96fb\u6c17\u5de5\u4e8b\u898f\u5b9a250.52<\/h2>\n\n\n\n<p>NEC250.52(A)(3)\u306b\u3088\u308b\u3068\u3001\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u3067\u56f2\u307e\u308c\u305f\u96fb\u6975\u306f\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308c\u3070\u3001\u3069\u306e\u3088\u3046\u306a\u96fb\u6c17\u7cfb\u7d71\u306e\u63a5\u5730\u96fb\u6975\u3068\u3057\u3066\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\uff1a<\/p>\n\n\n\n<p>- \u96fb\u6975\u306f\u3001\u5c11\u306a\u304f\u3068\u3082 6.0 m (20 \u30d5\u30a3\u30fc\u30c8) \u306e\u76f4\u5f84 13 mm (1\/2 \u30a4\u30f3\u30c1) \u4ee5\u4e0a\u306e\u5c0e\u96fb\u6027\u9244\u7b4b\u307e\u305f\u306f\u68d2\u3001\u307e\u305f\u306f\u5c11\u306a\u304f\u3068\u3082 6.0 m (20 \u30d5\u30a3\u30fc\u30c8) \u306e 4 AWG \u4ee5\u4e0b\u306e\u88f8\u9285\u5c0e\u4f53\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>- \u96fb\u6975\u306f\u3001\u5c11\u306a\u304f\u3068\u308250mm\uff082\u30a4\u30f3\u30c1\uff09\u306e\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u3067\u8986\u308f\u308c\u3001\u5e95\u90e8\u8fd1\u304f\u306e\u6c34\u5e73\u65b9\u5411\u3001\u307e\u305f\u306f\u5927\u5730\u3068\u76f4\u63a5\u63a5\u89e6\u3059\u308b\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u57fa\u790e\u3084\u30d5\u30fc\u30c1\u30f3\u30b0\u5185\u306e\u5782\u76f4\u65b9\u5411\u306b\u914d\u7f6e\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>- \u96fb\u6975\u306f\u3001\u767a\u71b1\u6eb6\u63a5\u3001\u30ea\u30b9\u30c8\u3055\u308c\u305f\u30e9\u30b0\u3001\u30ea\u30b9\u30c8\u3055\u308c\u305f\u5727\u529b\u30b3\u30cd\u30af\u30bf\u306a\u3069\u3001\u8a8d\u53ef\u3055\u308c\u305f\u88c5\u7f6e\u3084\u65b9\u6cd5\u3067\u63a5\u5730\u96fb\u6975\u5c0e\u4f53\u306b\u63a5\u7740\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u3067\u8986\u308f\u308c\u305f\u96fb\u6975\u304c\u3053\u308c\u3089\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3055\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u306b\u63a5\u7740\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u5f93\u6765\u306e\u63a5\u5730\u68d2\u306e\u3088\u3046\u306a\u8981\u4ef6\u3092\u6e80\u305f\u3059\u5225\u306e\u63a5\u5730\u96fb\u6975\u3092\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e6\u30fc\u30d5\u30a1\u30fc\u691c\u67fb<\/h2>\n\n\n\n<p>\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u304c\u6253\u8a2d\u3055\u308c\u308b\u524d\u306b\u3001ufer (\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u3067\u56f2\u307e\u308c\u305f\u96fb\u6975) \u306f\u3001\u8cc7\u683c\u306e\u3042\u308b\u96fb\u6c17\u6280\u8853\u8005\u307e\u305f\u306f\u8cc7\u683c\u306e\u3042\u308b\u691c\u67fb\u5b98\u306b\u3088\u3063\u3066\u691c\u67fb\u3055\u308c\u3001\u305d\u308c\u304c\u7c73\u56fd\u96fb\u6c17\u5de5\u4e8b\u898f\u5b9a (NEC) \u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002  ufer\u3092\u53d6\u4ed8\u3051\u308b\u96fb\u6c17\u6280\u5e2b\u306f\u6c7a\u3057\u3066\u70b9\u691c\u8005\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u308b\u3079\u304d\u3067\u306f\u306a\u3044; \u591a\u304f\u306e\u6a29\u9650\u306f\u305d\u306e\u70b9\u691c\u3092\u62d2\u7d76\u3059\u308b.<\/p>\n\n\n\n<p>\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u304c\u3059\u3067\u306b\u6253\u8a2d\u3055\u308c\u3066\u304a\u308a\u3001uffer \u304c\u691c\u67fb\u306e\u305f\u3081\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u3068\u3057\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u3001\u8a2d\u7f6e\u8005\u306f\u3001ufer \u304c\u4ee5\u4e0b\u306e\u898f\u683c\u306b\u5f93\u3063\u3066\u8a2d\u7f6e\u3055\u308c\u305f\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u66f8\u985e\u3092\u63d0\u51fa\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002 <a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/nfpa-70-standard-development\/70\" title=\"\u30a8\u30cc\u30a4\u30fc\u30b7\u30fc\">\u30a8\u30cc\u30a4\u30fc\u30b7\u30fc<\/a>.\u3053\u308c\u306b\u306f\u3001\u5199\u771f\uff08\u4e00\u5b9a\u306e\u53b3\u3057\u3044\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3082\u306e\uff09\u3001\u56f3\u9762\u3001\u8acb\u6c42\u66f8\u3001\u307e\u305f\u306f\u5c0e\u4f53\u3084\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u306e\u88fd\u9020\u696d\u8005\u3084\u4f9b\u7d66\u696d\u8005\u304b\u3089\u306e\u8a3c\u660e\u66f8\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u306e\u6587\u66f8\u306e\u8981\u4ef6\u306f\u3001\u901a\u5e38\u3001\u6975\u7aef\u306a\u7cbe\u67fb\u306e\u4e0b\u3067\u6cd5\u5ef7\u306b\u6301\u3061\u8fbc\u307e\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u8ab0\u304b\u304c\u305d\u306e\u69cb\u9020\u7269\u3067\u611f\u96fb\u3057\u305f\u308a\u3001\u611f\u96fb\u6b7b\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u307b\u3068\u3093\u3069\u306e\u96fb\u6c17\u6280\u5e2b\u3084\u5efa\u8a2d\u696d\u8005\u306f\u3001\u8a3c\u62e0\u3068\u306a\u308b\u54c1\u8cea\u306e\u5199\u771f\u3092\u64ae\u308b\u80fd\u529b\u3092\u6301\u3063\u3066\u3044\u307e\u305b\u3093\u3002 <a href=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/ja\/%e3%82%b3%e3%83%b3%e3%82%b5%e3%83%ab%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%e3%82%a8%e3%83%aa%e3%82%a2\/%e6%b3%95%e5%8c%bb%e5%ad%a6%e3%82%b3%e3%83%b3%e3%82%b5%e3%83%ab%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0\/%e9%9b%bb%e6%b0%97%e5%b7%a5%e5%ad%a6\/\" title=\"\">\u6cd5\u533b\u5b66\u8005<\/a> \u30b9\u30e9\u30d6\u3092\u64ae\u5f71\u3059\u308b\u3060\u3051\u3067\u3082\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u6cd5\u5916\u306a\u8cbb\u7528\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6587\u66f8\u304c\u306a\u3044\u3001\u307e\u305f\u306f\u5341\u5206\u3067\u306a\u3044\u3068\u3057\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u3001\u8a2d\u7f6e\u8005\u3068\u691c\u67fb\u5b98\u306f\u3001\u30e6\u30fc\u30d5\u30a1\u30fc\u306fNEC\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u306a\u3044\u3068\u4eee\u5b9a\u3057\u3001\u5f93\u6765\u306e\u30a2\u30fc\u30b9\u68d2\u306e\u3088\u3046\u306a\u3001\u8981\u4ef6\u3092\u6e80\u305f\u3059\u5225\u306e\u63a5\u5730\u96fb\u6975\u3092\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u5358\u7d14\u306b2\u672c\u306e\u88dc\u52a9\u63a5\u5730\u68d2\u3092\u8a2d\u7f6e\u3059\u308b\u306e\u304c\u6700\u3082\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u3044\u3067\u3059\u3002\u3053\u306e\u88dc\u52a9\u63a5\u5730\u68d2\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u4f4f\u5b85\u69cb\u9020\u7269\u306eNEC 250.52\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3060\u3051\u3067\u306a\u304f\u30011\u672c\u76ee\u306e\u63a5\u5730\u68d2\u304c\u30ea\u30e2\u30fc\u30c8\u30a2\u30fc\u30b9\u3078\u306e25\u30aa\u30fc\u30e0\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306b2\u672c\u76ee\u306e\u63a5\u5730\u68d2\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306e\u8981\u4ef6\u3082\u6e80\u305f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"inner-container\"><div class=\"image-box-header\"><img decoding=\"async\" class=\"gutenverse-image-box-filled\" src=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/wp-content\/uploads\/2024\/02\/PXL_20211111_180056050.jpg\" height=\"3024\" width=\"4032\" alt=\"\" \/><\/div><div class=\"image-box-body\"><div class=\"body-inner\"><h3 class=\"body-title icon-position-before\"><span>\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u30b9\u30e9\u30d6\u306e\u30a6\u30d5\u30a1\u30fc\u63a5\u5408\u90e8\u306e\u96fb\u4f4d\u843d\u4e0b\u8a66\u9a13<\/span><\/h3><p class=\"body-description\">\u3053\u306e\u8a66\u9a13\u306f\u3001\u96fb\u4f4d\u964d\u4e0b\u6cd5\u3092\u7528\u3044\u3066\u3001\u96fb\u6c17\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u30b9\u30e9\u30d6\u3092\u901a\u308a\u3001\u9060\u9694\u5730\u30a2\u30fc\u30b9\u307e\u3067\u306e\u96fb\u6c17\u7684\u63a5\u89e6\u304c\u3069\u306e\u7a0b\u5ea6\u826f\u597d\u304b\u3092\u6e2c\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u8a66\u9a13\u3067\u306f\u3001\u9060\u9694\u5730\u30a2\u30fc\u30b9\u307e\u30673.77\u30aa\u30fc\u30e0\u3067\u3057\u305f\u3002<\/p><a class=\"guten-button guten-button-sm\" href=\"#\"><span><\/span><\/a><\/div><\/div><\/div>\n\n\n<p>ufer\u306e\u691c\u67fb\u306e\u3082\u3046\u4e00\u3064\u306e\u91cd\u8981\u306a\u5074\u9762\u306f\u3001\u30b9\u30e9\u30d6\u304c\u9023\u7d9a\u7684\u304b\u3064\u96fb\u6c17\u7684\u306b\u7d50\u5408\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001ufer \u3092\u901a\u308b\u96fb\u6c17\u306e\u6d41\u308c\u3092\u59a8\u3052\u308b\u3088\u3046\u306a\u30b3\u30f3\u30af\u30ea\u30fc\u30c8\u306e\u5207\u308c\u76ee\u3084\u9699\u9593\u304c\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u30b9\u30e9\u30d6\u304c\u4e0d\u9023\u7d9a\u3067\u3042\u308b\u3068\u3001ufer \u306e\u52b9\u679c\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002 <a href=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/ja\/2022\/03\/30\/%e3%83%a6%e3%83%bc%e3%83%95%e3%82%a1%e3%83%bc%e3%81%ae%e6%8e%a5%e5%9c%b0%e3%81%ab%e9%96%a2%e3%81%99%e3%82%8b5%e3%81%a4%e3%81%ae%e8%88%88%e5%91%b3%e6%b7%b1%e3%81%84%e4%ba%8b%e5%ae%9f\/\">\u30a2\u30fc\u30b9\u3068\u3057\u3066\u306eufer<\/a> \u96fb\u6975\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5bb6\u5ead\u5185\u3067\u6bb5\u5dee\u96fb\u4f4d\u304c\u767a\u751f\u3059\u308b\u5371\u967a\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002\u6bb5\u5dee\u96fb\u4f4d\u3068\u306f\u3001\u5730\u9762\u4e0a\u306e2\u70b9\u9593\u306e\u96fb\u5727\u5dee\u306e\u3053\u3068\u3067\u3001\u305d\u306e\u4e0a\u3092\u6b69\u304f\u5927\u4eba\u3084\u5b50\u4f9b\u3001\u52d5\u7269\u306b\u611f\u96fb\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n<div class=\"inner-container\"><div class=\"image-box-header\"><img decoding=\"async\" class=\"gutenverse-image-box-filled\" src=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/wp-content\/uploads\/2024\/02\/PXL_20211111_180540568-rotated.jpg\" height=\"3024\" width=\"4032\" alt=\"\" \/><\/div><div class=\"image-box-body\"><div class=\"body-inner\"><h3 class=\"body-title icon-position-before\"><span>\u30b9\u30e9\u30d6\u30fb\u30a6\u30d5\u30a1\u30fc\u9023\u7d9a\u6027\u8a66\u9a13<\/span><\/h3><p class=\"body-description\">\u3053\u306e\u8a66\u9a13\u3067\u306f\u3001\u5927\u304d\u306a\u5546\u696d\u7528\u30b9\u30e9\u30d6\u306e\u4e0a\u3092\u6b69\u304f\u4fe1\u53f7\u306e\u5f37\u3055\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002  \u3053\u3053\u3067\u306f\u3001\u7279\u5b9a\u306e\u4f4d\u7f6e\u3067\u30b9\u30e9\u30d6\u5185\u90e8\u306e\u91d1\u5c5e\u69cb\u9020\u306e\u6df1\u3055\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/p><a class=\"guten-button guten-button-sm\" 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\u304c\u691c\u67fb\u306e\u305f\u3081\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u5834\u5408\u3001ufer \u304c NEC \u306b\u5f93\u3063\u3066\u8a2d\u7f6e\u3055\u308c\u305f\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u66f8\u985e\u3092\u5165\u624b\u307e\u305f\u306f\u6e96\u5099\u3059\u308b\u304a\u624b\u4f1d\u3044\u3092\u3044\u305f\u3057\u307e\u3059\u3002\u304a\u5ba2\u69d8\u306e\u5199\u771f\u3001\u56f3\u9762\u3001\u8acb\u6c42\u66f8\u3001\u307e\u305f\u306f\u8a3c\u660e\u66f8\u3092\u78ba\u8a8d\u3057\u3001\u305d\u308c\u3089\u304c\u53b3\u683c\u306a\u53d7\u5165\u57fa\u6e96\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002  \u307e\u305f\u3001\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u306e\u62b5\u6297\u3068\u5c0e\u901a\u3092\u30c6\u30b9\u30c8\u3057\u3001\u7d50\u679c\u306e\u30ec\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>Dreiym Engineering \u3067\u306f\u3001\u304a\u5ba2\u69d8\u306e\u5b89\u5168\u3068\u6e80\u8db3\u3092\u7b2c\u4e00\u306b\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u3001\u7af6\u4e89\u529b\u306e\u3042\u308b\u4fa1\u683c\u3068\u67d4\u8edf\u306a\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3067\u30e6\u30fc\u30d5\u30a1\u30fc\u306e\u691c\u67fb\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u305f\u3061\u306f\u3001\u8acb\u8ca0\u696d\u8005\u3001\u4f4f\u5b85\u6240\u6709\u8005\u3001\u5efa\u7bc9\u5bb6\u3001\u305d\u3057\u3066 <a href=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/ja\/2022\/09\/08\/%e9%9b%bb%e6%b0%97%e5%b7%a5%e5%ad%a6%e3%81%ae%e9%80%b2%e5%8c%96\/\">\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u304a\u5ba2\u69d8\u306e\u96fb\u6c17<\/a> \u30b7\u30b9\u30c6\u30e0\u306f\u9069\u5207\u306b\u63a5\u5730\u3055\u308c\u3001NEC \u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/vm6fr4whzn6.c.updraftclone.com\/ja\/%e3%82%b3%e3%83%b3%e3%82%bf%e3%82%af%e3%83%88\/\" title=\"\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a> ufer\u306e\u70b9\u691c\u3092\u3054\u5e0c\u671b\u306e\u65b9\u3001\u307e\u305f\u306f\u5f0a\u793e\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u3092\u3054\u5e0c\u671b\u306e\u65b9\u306f\u3001\u4eca\u3059\u3050\u3054\u9023\u7d61\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>NEC\u304a\u3088\u3073\u305d\u306e\u4ed6\u9069\u7528\u3055\u308c\u308b\u6cd5\u898f\u306e\u3059\u3079\u3066\u306e\u8981\u4ef6\u304c\u6e80\u305f\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u5fc5\u305a\u514d\u8a31\u3092\u6301\u3064\u96fb\u6c17\u8a2d\u5099\u58eb\uff0f\u8a2d\u8a08\u5c02\u9580\u5bb6\u306b\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>What is Ufer Grounding? Ufer grounding is a technique of grounding electrical systems by connecting them to a concrete-encased electrode. The term Ufer comes from the name of Herbert G. Ufer, an engineer who developed this method during World War II. Ufer grounding is also known as concrete-encased grounding or foundation grounding. Ufer grounding was not only effective but also economical and simple to implement. Ufer estimated that the cost of grounding a depot using his method was about $60, compared to $5000 for a conventional rod and grid system. Ufer grounding also required less maintenance and testing, as the concrete electrode was protected from corrosion and physical damage. Ufer [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":4396,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_mbp_gutenberg_autopost":false,"_pgmb_is_evergreen":true,"_pgmb_ap_template_id":0,"iawp_total_views":1304,"footnotes":""},"categories":[4,7],"tags":[],"class_list":["post-4395","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical","category-engineering"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.6.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"Uncover the requirements for Ufer Grounding according to the National Electrical Code 250.52, including proper installation and bonding procedures.\" \/>\n\t<meta name=\"robots\" content=\"noindex, nofollow, max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Angela Jones\"\/>\n\t<link rel=\"canonical\" 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