{"id":1586,"date":"2026-11-02T17:32:41","date_gmt":"2026-11-02T17:32:41","guid":{"rendered":"https:\/\/www.oshapro.us\/blog\/?p=1586"},"modified":"2026-11-02T17:35:14","modified_gmt":"2026-11-02T17:35:14","slug":"osha-confined-space","status":"publish","type":"post","link":"https:\/\/www.oshapro.us\/blog\/osha-confined-space\/","title":{"rendered":"How OSHA Defines a Confined Space"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1586\" class=\"elementor elementor-1586\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a9822fd e-flex e-con-boxed e-con e-parent\" data-id=\"a9822fd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca92c2f elementor-widget elementor-widget-html\" data-id=\"ca92c2f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<style>\r\n  .confined-space-article {\r\n    --primary-blue: #00A4FF;\r\n    --light-blue: #02D1FE;\r\n    --dark-blue: #00365C;\r\n    --yellow: #FFD729;\r\n    --text-color: #9C8B75;\r\n    --pale-blue: #F3FBFE;\r\n    --soft-border: #D8EDF5;\r\n    --white: #FFFFFF;\r\n\r\n    width: 100%;\r\n    max-width: 1120px;\r\n    margin: 0 auto;\r\n    overflow: hidden;\r\n    color: var(--text-color);\r\n    background: var(--white);\r\n    font-family: \"Noto Serif Armenian\", Georgia, serif;\r\n    font-size: 17px;\r\n    line-height: 1.85;\r\n    box-sizing: border-box;\r\n  }\r\n\r\n  .confined-space-article *,\r\n  .confined-space-article *::before,\r\n  .confined-space-article *::after {\r\n    box-sizing: border-box;\r\n  }\r\n\r\n  .confined-space-article p {\r\n    margin: 0 0 20px;\r\n    color: var(--text-color);\r\n  }\r\n\r\n  .confined-space-article p:last-child {\r\n    margin-bottom: 0;\r\n  }\r\n\r\n  .confined-space-article h2,\r\n  .confined-space-article h3 {\r\n    display: block !important;\r\n    visibility: visible !important;\r\n    opacity: 1 !important;\r\n    position: relative !important;\r\n    width: 100% !important;\r\n    height: auto !important;\r\n    font-family: \"Noto Serif\", Georgia, serif !important;\r\n    text-transform: none !important;\r\n    letter-spacing: normal !important;\r\n  }\r\n\r\n  \/* INTRODUCTION *\/\r\n  .csa-introduction {\r\n    position: relative;\r\n    padding: 58px 62px;\r\n    overflow: hidden;\r\n    background: var(--dark-blue);\r\n    border-top: 10px solid var(--yellow);\r\n    border-bottom: 6px solid var(--light-blue);\r\n  }\r\n\r\n  .csa-introduction::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: -85px;\r\n    right: -85px;\r\n    width: 250px;\r\n    height: 250px;\r\n    border: 34px solid rgba(2, 209, 254, 0.1);\r\n    border-radius: 50%;\r\n  }\r\n\r\n  .csa-introduction::after {\r\n    content: \"\";\r\n    position: absolute;\r\n    right: 52px;\r\n    bottom: 0;\r\n    left: 52px;\r\n    height: 1px;\r\n    background: rgba(255, 255, 255, 0.18);\r\n  }\r\n\r\n  .csa-introduction-inner {\r\n    position: relative;\r\n    z-index: 1;\r\n    padding-left: 29px;\r\n    border-left: 7px solid var(--yellow);\r\n  }\r\n\r\n  .csa-introduction p {\r\n    color: var(--white);\r\n    font-size: 18px;\r\n    line-height: 1.9;\r\n  }\r\n\r\n  .csa-introduction p:first-child {\r\n    margin-bottom: 24px;\r\n    padding-bottom: 24px;\r\n    border-bottom: 1px solid rgba(255, 255, 255, 0.18);\r\n  }\r\n\r\n  \/* STANDARD CONTENT SECTION *\/\r\n  .csa-section {\r\n    position: relative;\r\n    padding: 54px 62px;\r\n    background: var(--white);\r\n  }\r\n\r\n  .csa-section:nth-of-type(even) {\r\n    background: var(--pale-blue);\r\n  }\r\n\r\n  .csa-section::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: 54px;\r\n    left: 0;\r\n    width: 12px;\r\n    height: 72px;\r\n    background: var(--primary-blue);\r\n  }\r\n\r\n  .csa-heading {\r\n    position: relative;\r\n    margin-bottom: 28px;\r\n    padding: 0 0 20px;\r\n  }\r\n\r\n  .csa-heading::after {\r\n    content: \"\";\r\n    position: absolute;\r\n    right: 0;\r\n    bottom: 0;\r\n    left: 0;\r\n    height: 4px;\r\n    background: linear-gradient(\r\n      to right,\r\n      var(--yellow) 0 110px,\r\n      var(--primary-blue) 110px 230px,\r\n      var(--soft-border) 230px 100%\r\n    );\r\n  }\r\n\r\n  .confined-space-article .csa-heading h2 {\r\n    margin: 0 !important;\r\n    padding: 0 !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n  }\r\n\r\n  \/* OSHA DEFINITION LIST *\/\r\n  .csa-definition-list {\r\n    display: grid;\r\n    grid-template-columns: repeat(3, 1fr);\r\n    gap: 17px;\r\n    margin: 31px 0 0;\r\n    padding: 0;\r\n    list-style: none;\r\n    counter-reset: definition-items;\r\n  }\r\n\r\n  .csa-definition-list li {\r\n    position: relative;\r\n    min-width: 0;\r\n    padding: 29px 22px 24px;\r\n    color: var(--text-color);\r\n    background: var(--white);\r\n    border: 1px solid var(--soft-border);\r\n    border-top: 6px solid var(--primary-blue);\r\n    box-shadow: 0 10px 25px rgba(0, 54, 92, 0.07);\r\n    counter-increment: definition-items;\r\n  }\r\n\r\n  .csa-definition-list li::before {\r\n    content: counter(definition-items);\r\n    display: flex;\r\n    align-items: center;\r\n    justify-content: center;\r\n    width: 39px;\r\n    height: 39px;\r\n    margin-bottom: 17px;\r\n    color: var(--dark-blue);\r\n    background: var(--yellow);\r\n    border-radius: 50%;\r\n    font-family: Arial, Helvetica, sans-serif;\r\n    font-size: 15px;\r\n    font-weight: 800;\r\n  }\r\n\r\n  .csa-definition-list strong {\r\n    color: var(--dark-blue);\r\n    font-family: \"Noto Serif\", Georgia, serif;\r\n    font-weight: 700;\r\n  }\r\n\r\n  \/* PERMIT SECTION *\/\r\n  .csa-permit-section {\r\n    position: relative;\r\n    padding: 0;\r\n    background: var(--white);\r\n    border-top: 1px solid var(--soft-border);\r\n    border-bottom: 1px solid var(--soft-border);\r\n  }\r\n\r\n  .csa-permit-heading {\r\n    position: relative;\r\n    padding: 39px 62px;\r\n    overflow: hidden;\r\n    background: var(--primary-blue);\r\n  }\r\n\r\n  .csa-permit-heading::after {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: -45px;\r\n    right: 55px;\r\n    width: 120px;\r\n    height: 120px;\r\n    border: 18px solid rgba(255, 255, 255, 0.13);\r\n    transform: rotate(45deg);\r\n  }\r\n\r\n  .confined-space-article .csa-permit-heading h2 {\r\n    position: relative !important;\r\n    z-index: 1 !important;\r\n    margin: 0 !important;\r\n    padding: 0 0 14px !important;\r\n    color: var(--white) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--yellow) !important;\r\n  }\r\n\r\n  .csa-permit-content {\r\n    padding: 43px 62px 52px;\r\n  }\r\n\r\n  .csa-examples {\r\n    margin-top: 30px;\r\n    padding: 29px 30px;\r\n    background: var(--pale-blue);\r\n    border-top: 1px solid var(--soft-border);\r\n    border-right: 1px solid var(--soft-border);\r\n    border-bottom: 1px solid var(--soft-border);\r\n    border-left: 8px solid var(--yellow);\r\n  }\r\n\r\n  .csa-examples strong {\r\n    display: block;\r\n    margin-bottom: 12px;\r\n    color: var(--dark-blue);\r\n    font-family: \"Noto Serif\", Georgia, serif;\r\n    font-size: 21px;\r\n    font-weight: 700;\r\n  }\r\n\r\n  \/* HAZARD SECTION *\/\r\n  .csa-hazards {\r\n    position: relative;\r\n    padding: 54px 62px;\r\n    overflow: hidden;\r\n    background: var(--dark-blue);\r\n  }\r\n\r\n  .csa-hazards::after {\r\n    content: \"\";\r\n    position: absolute;\r\n    right: -70px;\r\n    bottom: -70px;\r\n    width: 190px;\r\n    height: 190px;\r\n    border: 27px solid rgba(255, 215, 41, 0.08);\r\n    border-radius: 50%;\r\n  }\r\n\r\n  .confined-space-article .csa-hazards h2 {\r\n    position: relative !important;\r\n    z-index: 1 !important;\r\n    margin: 0 0 29px !important;\r\n    padding: 0 0 17px !important;\r\n    color: var(--white) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--yellow) !important;\r\n  }\r\n\r\n  .csa-hazards p {\r\n    position: relative;\r\n    z-index: 1;\r\n    color: rgba(255, 255, 255, 0.88);\r\n  }\r\n\r\n  \/* COMPARISON SECTION *\/\r\n  .csa-comparison {\r\n    position: relative;\r\n    padding: 54px 62px;\r\n    background:\r\n      linear-gradient(\r\n        90deg,\r\n        rgba(2, 209, 254, 0.06) 0,\r\n        rgba(2, 209, 254, 0.06) 38%,\r\n        transparent 38%,\r\n        transparent 100%\r\n      ),\r\n      var(--white);\r\n  }\r\n\r\n  .csa-comparison::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: 0;\r\n    left: 0;\r\n    width: 13px;\r\n    height: 100%;\r\n    background: linear-gradient(\r\n      to bottom,\r\n      var(--yellow) 0 33.333%,\r\n      var(--primary-blue) 33.333% 66.666%,\r\n      var(--dark-blue) 66.666% 100%\r\n    );\r\n  }\r\n\r\n  .confined-space-article .csa-comparison h2 {\r\n    margin: 0 0 28px !important;\r\n    padding: 0 0 18px !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--light-blue) !important;\r\n  }\r\n\r\n  \/* ENTRY SECTION *\/\r\n  .csa-entry {\r\n    margin-top: 38px;\r\n    padding: 32px 34px;\r\n    background: var(--yellow);\r\n    border: 1px solid rgba(0, 54, 92, 0.14);\r\n    box-shadow: 10px 10px 0 var(--dark-blue);\r\n  }\r\n\r\n  .confined-space-article .csa-entry h3 {\r\n    margin: 0 0 17px !important;\r\n    padding: 0 0 13px !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 25px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.4 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 3px solid var(--primary-blue) !important;\r\n  }\r\n\r\n  .csa-entry p {\r\n    color: var(--dark-blue);\r\n  }\r\n\r\n  \/* REQUIREMENTS *\/\r\n  .csa-requirements {\r\n    position: relative;\r\n    padding: 54px 62px;\r\n    background: var(--pale-blue);\r\n  }\r\n\r\n  .confined-space-article .csa-requirements h2 {\r\n    margin: 0 0 28px !important;\r\n    padding: 0 0 17px !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--yellow) !important;\r\n  }\r\n\r\n  .csa-requirement-list {\r\n    display: grid;\r\n    grid-template-columns: 1fr 1fr;\r\n    gap: 14px;\r\n    margin-top: 29px;\r\n  }\r\n\r\n  .csa-requirement-item {\r\n    position: relative;\r\n    padding: 22px 23px 22px 31px;\r\n    background: var(--white);\r\n    border: 1px solid var(--soft-border);\r\n    border-left: 6px solid var(--primary-blue);\r\n  }\r\n\r\n  .csa-requirement-item:nth-child(even) {\r\n    border-left-color: var(--yellow);\r\n  }\r\n\r\n  .csa-requirement-item p {\r\n    margin: 0;\r\n    font-size: 15px;\r\n    line-height: 1.75;\r\n  }\r\n\r\n  .csa-requirement-item strong {\r\n    color: var(--dark-blue);\r\n  }\r\n\r\n  \/* ROLES *\/\r\n  .csa-roles {\r\n    padding: 54px 62px 60px;\r\n    background: var(--white);\r\n  }\r\n\r\n  .confined-space-article .csa-roles h2 {\r\n    margin: 0 0 27px !important;\r\n    padding: 0 0 17px !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--primary-blue) !important;\r\n  }\r\n\r\n  .csa-role-list {\r\n    position: relative;\r\n    margin-top: 34px;\r\n    padding-left: 34px;\r\n  }\r\n\r\n  .csa-role-list::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: 18px;\r\n    bottom: 18px;\r\n    left: 7px;\r\n    width: 4px;\r\n    background: linear-gradient(\r\n      to bottom,\r\n      var(--yellow),\r\n      var(--primary-blue),\r\n      var(--dark-blue)\r\n    );\r\n  }\r\n\r\n  .csa-role {\r\n    position: relative;\r\n    margin-bottom: 21px;\r\n    padding: 27px 29px;\r\n    background: var(--pale-blue);\r\n    border: 1px solid var(--soft-border);\r\n  }\r\n\r\n  .csa-role:last-child {\r\n    margin-bottom: 0;\r\n  }\r\n\r\n  .csa-role::before {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: 32px;\r\n    left: -35px;\r\n    width: 18px;\r\n    height: 18px;\r\n    background: var(--yellow);\r\n    border: 4px solid var(--dark-blue);\r\n    border-radius: 50%;\r\n  }\r\n\r\n  .confined-space-article .csa-role h3 {\r\n    margin: 0 0 13px !important;\r\n    padding: 0 0 11px !important;\r\n    color: var(--dark-blue) !important;\r\n    background: transparent !important;\r\n    font-size: 23px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.4 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 2px solid var(--light-blue) !important;\r\n  }\r\n\r\n  .csa-role p {\r\n    margin: 0;\r\n  }\r\n\r\n  \/* CONCLUSION *\/\r\n  .csa-conclusion {\r\n    position: relative;\r\n    padding: 50px 62px 55px;\r\n    overflow: hidden;\r\n    background: var(--dark-blue);\r\n    border-top: 9px solid var(--yellow);\r\n  }\r\n\r\n  .csa-conclusion::after {\r\n    content: \"\";\r\n    position: absolute;\r\n    top: 0;\r\n    right: 0;\r\n    width: 145px;\r\n    height: 100%;\r\n    opacity: 0.12;\r\n    background: repeating-linear-gradient(\r\n      -45deg,\r\n      var(--light-blue) 0,\r\n      var(--light-blue) 12px,\r\n      transparent 12px,\r\n      transparent 25px\r\n    );\r\n  }\r\n\r\n  .csa-conclusion-inner {\r\n    position: relative;\r\n    z-index: 1;\r\n    max-width: 900px;\r\n  }\r\n\r\n  .confined-space-article .csa-conclusion h2 {\r\n    margin: 0 0 22px !important;\r\n    padding: 0 0 14px !important;\r\n    color: var(--white) !important;\r\n    background: transparent !important;\r\n    font-size: 32px !important;\r\n    font-weight: 700 !important;\r\n    line-height: 1.35 !important;\r\n    text-align: left !important;\r\n    border: 0 !important;\r\n    border-bottom: 4px solid var(--yellow) !important;\r\n  }\r\n\r\n  .csa-conclusion p {\r\n    color: var(--white);\r\n    font-size: 18px;\r\n  }\r\n\r\n  @media only screen and (max-width: 900px) {\r\n    .csa-definition-list {\r\n      grid-template-columns: 1fr;\r\n    }\r\n\r\n    .csa-requirement-list {\r\n      grid-template-columns: 1fr;\r\n    }\r\n  }\r\n\r\n  @media only screen and (max-width: 767px) {\r\n    .confined-space-article {\r\n      font-size: 16px;\r\n      line-height: 1.75;\r\n    }\r\n\r\n    .csa-introduction,\r\n    .csa-section,\r\n    .csa-hazards,\r\n    .csa-comparison,\r\n    .csa-requirements,\r\n    .csa-roles,\r\n    .csa-conclusion {\r\n      padding: 35px 21px;\r\n    }\r\n\r\n    .csa-introduction-inner {\r\n      padding-left: 18px;\r\n      border-left-width: 5px;\r\n    }\r\n\r\n    .csa-introduction p,\r\n    .csa-conclusion p {\r\n      font-size: 16px;\r\n    }\r\n\r\n    .csa-section::before {\r\n      top: 35px;\r\n      width: 7px;\r\n      height: 58px;\r\n    }\r\n\r\n    .confined-space-article .csa-heading h2,\r\n    .confined-space-article .csa-permit-heading h2,\r\n    .confined-space-article .csa-hazards h2,\r\n    .confined-space-article .csa-comparison h2,\r\n    .confined-space-article .csa-requirements h2,\r\n    .confined-space-article .csa-roles h2,\r\n    .confined-space-article .csa-conclusion h2 {\r\n      font-size: 25px !important;\r\n    }\r\n\r\n    .csa-permit-heading {\r\n      padding: 31px 21px;\r\n    }\r\n\r\n    .csa-permit-content {\r\n      padding: 31px 21px 37px;\r\n    }\r\n\r\n    .csa-examples {\r\n      padding: 23px 20px;\r\n    }\r\n\r\n    .csa-entry {\r\n      padding: 25px 21px;\r\n      box-shadow: 6px 6px 0 var(--dark-blue);\r\n    }\r\n\r\n    .confined-space-article .csa-entry h3,\r\n    .confined-space-article .csa-role h3 {\r\n      font-size: 21px !important;\r\n    }\r\n\r\n    .csa-requirement-item {\r\n      padding: 20px 18px;\r\n    }\r\n\r\n    .csa-role-list {\r\n      padding-left: 25px;\r\n    }\r\n\r\n    .csa-role-list::before {\r\n      left: 5px;\r\n    }\r\n\r\n    .csa-role {\r\n      padding: 23px 20px;\r\n    }\r\n\r\n    .csa-role::before {\r\n      left: -28px;\r\n      width: 16px;\r\n      height: 16px;\r\n    }\r\n  }\r\n<\/style>\r\n\r\n<article class=\"confined-space-article\">\r\n\r\n  <section class=\"csa-introduction\">\r\n    <div class=\"csa-introduction-inner\">\r\n      <p>Confined spaces can create serious workplace hazards because they may have limited access, poor ventilation, hazardous atmospheres, or other conditions that can make work and emergency response more difficult. Workers who enter these spaces may face risks that are not present in typical work areas, making proper hazard assessment and safety procedures essential.<\/p>\r\n\r\n      <p>OSHA defines a confined space based on specific characteristics related to its size, entry and exit points, and intended use. Understanding what qualifies as a confined space, as well as the difference between a confined space and a permit-required confined space, helps employers and workers determine what safety measures and procedures may be necessary.<\/p>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"csa-section\">\r\n    <div class=\"csa-heading\">\r\n      <h2>What Is a Confined Space According to OSHA?<\/h2>\r\n    <\/div>\r\n\r\n    <p>According to OSHA, a confined space is an area that is large enough for an employee to enter and perform assigned work, has limited or restricted means of entry or exit, and is not designed for continuous employee occupancy. These characteristics can apply to many workplace areas, including tanks, silos, pits, and other enclosed spaces.<\/p>\r\n\r\n    <p>For a space to meet OSHA's definition of a confined space, it must have all three characteristics:<\/p>\r\n\r\n    <ul class=\"csa-definition-list\">\r\n      <li><strong>Large enough for an employee to enter:<\/strong> The space must be sufficiently large for an employee to enter and perform work.<\/li>\r\n\r\n      <li><strong>Limited or restricted means of entry or exit:<\/strong> The space does not have a normal, unrestricted way for employees to enter or leave.<\/li>\r\n\r\n      <li><strong>Not designed for continuous employee occupancy:<\/strong> The space is not intended to be regularly occupied by employees as a normal work area.<\/li>\r\n    <\/ul>\r\n  <\/section>\r\n\r\n  <section class=\"csa-permit-section\">\r\n    <div class=\"csa-permit-heading\">\r\n      <h2>What Is a Permit-Required Confined Space?<\/h2>\r\n    <\/div>\r\n\r\n    <div class=\"csa-permit-content\">\r\n      <p>A permit-required confined space is a confined space that contains, or has the potential to contain, serious hazards requiring additional precautions before and during entry. These hazards may include a hazardous atmosphere, materials that could engulf or trap an employee, or other conditions that could create a serious safety or health risk. Employers must follow specific procedures when workers enter permit-required confined spaces.<\/p>\r\n\r\n      <div class=\"csa-examples\">\r\n        <strong>Examples of Confined Spaces<\/strong>\r\n\r\n        <p>Confined spaces can be found in many different workplaces and industries. Common examples include tanks, silos, storage bins, manholes, sewers, pits, tunnels, and vessels. Although these spaces can vary greatly in size and purpose, they may meet OSHA's confined space criteria when they have limited entry or exit and are not designed for continuous employee occupancy.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"csa-hazards\">\r\n    <h2>Common Confined Space Hazards<\/h2>\r\n\r\n    <p>Confined spaces can expose workers to hazards that may be difficult to recognize before entry. Hazardous atmospheres, low or excessive oxygen levels, and toxic or flammable gases can create serious risks. Other hazards may include engulfment, entrapment, falls, and contact with moving equipment or machinery.<\/p>\r\n\r\n    <p>Environmental conditions can also make confined space work more dangerous. Extreme heat, poor ventilation, limited visibility, and other conditions may affect workers during entry and make it harder to respond to an emergency. Identifying these hazards before work begins and maintaining appropriate controls throughout the entry can help reduce the risks.<\/p>\r\n  <\/section>\r\n\r\n  <section class=\"csa-comparison\">\r\n    <h2>Confined Space vs. Permit-Required Confined Space<\/h2>\r\n\r\n    <p>A confined space meets OSHA's three basic criteria: it is large enough for an employee to enter, has limited or restricted entry or exit, and is not designed for continuous employee occupancy. A permit-required confined space meets these criteria and also contains, or has the potential to contain, additional serious hazards such as a hazardous atmosphere, engulfment hazard, or other recognized safety or health hazard.<\/p>\r\n\r\n    <p>The distinction is important because permit-required spaces require additional controls and procedures before employees can enter. Employers must evaluate confined spaces to determine whether permit-required conditions exist and, where applicable, establish a permit space program that addresses entry procedures, hazard controls, atmospheric testing, and emergency arrangements.<\/p>\r\n\r\n    <div class=\"csa-entry\">\r\n      <h3>What Is Confined Space Entry?<\/h3>\r\n\r\n      <p>OSHA considers an employee to have entered a confined space when any part of the employee's body breaks the plane of an opening into the space. This means entry can occur even when a worker does not completely enter the confined space.<\/p>\r\n\r\n      <p>Once entry takes place, additional safety responsibilities and precautions may apply, depending on the type of space and hazards present. Employers may need to conduct atmospheric testing, establish communication procedures, provide appropriate equipment, and follow specific entry procedures before and during the work.<\/p>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"csa-requirements\">\r\n    <h2>OSHA Confined Space Entry Requirements<\/h2>\r\n\r\n    <p>Safe confined space entry requires employers to identify potential hazards and establish appropriate procedures before workers enter the space. Depending on the type of confined space and the hazards involved, OSHA requirements may include the following:<\/p>\r\n\r\n    <div class=\"csa-requirement-list\">\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Hazard Evaluation:<\/strong> Identify and evaluate hazards associated with the space and the work being performed.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Atmospheric Testing:<\/strong> Test the atmosphere for oxygen levels and hazardous or potentially hazardous gases and vapors before and, when necessary, during entry.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Ventilation:<\/strong> Use appropriate ventilation to control or remove hazardous atmospheric conditions when needed.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Isolation of Hazards:<\/strong> Isolate energy sources, equipment, lines, or other hazards that could endanger workers during entry.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Personal Protective Equipment:<\/strong> Provide and use appropriate PPE based on the hazards identified during the evaluation.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Communication:<\/strong> Establish reliable communication between workers inside the space and personnel outside it.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Entry Permits Where Required:<\/strong> Complete and follow the required permit procedures before entering a permit-required confined space.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-requirement-item\">\r\n        <p><strong>Attendant and Entry Supervisor Roles:<\/strong> Assign qualified personnel to perform required attendant and entry supervisor duties and ensure entry procedures are properly followed.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"csa-roles\">\r\n    <h2>Roles and Responsibilities in Confined Space Work<\/h2>\r\n\r\n    <p>Safe confined space work depends on clearly defined roles and responsibilities before and during entry. Authorized entrants, attendants, and entry supervisors each have specific duties that help control hazards and support a safe entry operation.<\/p>\r\n\r\n    <div class=\"csa-role-list\">\r\n      <div class=\"csa-role\">\r\n        <h3>Authorized Entrant<\/h3>\r\n\r\n        <p>An authorized entrant is an employee who is permitted to enter a confined space. They must follow entry procedures, use required safety equipment, monitor for hazards, and communicate with the attendant as required.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-role\">\r\n        <h3>Attendant<\/h3>\r\n\r\n        <p>An attendant remains outside the confined space and monitors the authorized entrants throughout the entry operation. They maintain communication, watch for changing conditions, and take appropriate action if an emergency occurs.<\/p>\r\n      <\/div>\r\n\r\n      <div class=\"csa-role\">\r\n        <h3>Entry Supervisor<\/h3>\r\n\r\n        <p>The entry supervisor oversees the confined space entry operation and ensures required procedures and controls are in place. They verify that entry conditions are acceptable and that the entry operation follows the established permit requirements.<\/p>\r\n      <\/div>\r\n    <\/div>\r\n  <\/section>\r\n\r\n  <section class=\"csa-conclusion\">\r\n    <div class=\"csa-conclusion-inner\">\r\n      <h2>Conclusion<\/h2>\r\n\r\n      <p>Safe confined space work depends on clearly defined roles and responsibilities before and during entry. Authorized entrants, attendants, and entry supervisors each have specific duties that help control hazards and support a safe entry operation.<\/p>\r\n    <\/div>\r\n  <\/section>\r\n\r\n<\/article>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Confined spaces can create serious workplace hazards because they may have limited access, poor ventilation, hazardous atmospheres, or other conditions that can make work and emergency response more difficult. Workers who enter these spaces may face risks that are not present in typical work areas, making proper hazard assessment and safety procedures essential. OSHA defines [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1587,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[189,18,190],"class_list":["post-1586","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-construction-safety","tag-confined-space","tag-construction-safety","tag-osha-safety"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.1 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is OSHA\u2019s Confined Space?<\/title>\n<meta name=\"description\" content=\"OSHA defines a confined space based on specific characteristics related to its size, entry and exit points, and intended use.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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