EEMUA 158 specifically addresses known failure modes and challenges in the industry:
This is the most cited part of the standard. Every compliant tank must display: eemua 158 standard pdf
A: Look for a data plate with "EEMUA 158" embossed, or a stamp near the UN portable tank code. If missing, your tank may be built to older codes (e.g., BS 5500). You would need to upgrade via a design review. EEMUA 158 specifically addresses known failure modes and
Compare your current tank inspection program against the EEMUA 158 periodic inspection table. Many companies only do 5-year UT checks but ignore the mandatory 2.5-year visual external. You would need to upgrade via a design review
The document delineates the requirements for:
EEMUA 158 mandates the use of high-integrity bolting materials, typically requiring stud bolts and nuts that comply with ASTM or ISO standards. It heavily discourages the use of standard hex bolts in favor of heavy hex or stud bolts. For gaskets, the standard is strict: metallic spiral wound, corrugated, or kammprofile gaskets are preferred. Non-asbestos fiber (NAF) gaskets are only acceptable under very specific, limited conditions.