API TR 654 is a technical reference for understanding aboveground storage tank caulking or sealing at the bottom edge projection to the foundation. As an API TR 654 technical report, it is intended to provide background and interpretive value for teams assessing how this interface is addressed in practical tank work. For buyers reviewing engineering documentation, inspection support, or maintenance planning material, it offers a focused reference point for evaluating sealing-related decisions, project scope, and technical consistency around tank-to-foundation details.

Technical context of API TR 654

This API technical report is centered on the aboveground storage tank bottom edge projection and its sealing or caulking relationship to the foundation. Rather than functioning as a prescriptive operating document, API TR 654 is best viewed as a technical background resource that can support evaluation, comparison, and internal review. It may be useful when engineers or technical reviewers need a common reference for discussing tank foundation interface conditions, interpretive considerations, or document alignment during project development and asset management work.

Where is API TR 654 referenced?

API TR 654 is most relevant in aboveground storage tank environments, especially where foundation interfaces and bottom-edge sealing details are part of engineering, inspection, or maintenance review. It may be used by integrity personnel, project engineers, inspection teams, and technical documentation staff supporting storage terminals, refinery tankage, or similar process-facility assets. In practice, it can help organize internal discussions around tank condition review, repair planning, or specification alignment when caulking or sealing at the foundation interface needs technical context.

Practical value of API TR 654

The practical value of API TR 654 is in helping teams work from a shared technical reference when reviewing a tank sealing or caulking detail at the bottom edge projection to the foundation. It can support procurement clarity, engineering judgment, and inspection planning by giving stakeholders a consistent basis for comparing approaches and documenting decisions. For reliability, integrity, and maintenance groups, this can reduce ambiguity and improve coordination across reviews, field assessments, and project support activities.

• Aboveground storage tank foundation interface reference
• Caulking and sealing context for bottom edge projection
• Engineering and technical review support
• Inspection, integrity, and maintenance planning aid
• Useful for project teams and technical documentation
• API TR 654, 1st edition, 2019