CDC A3 › Chapter 8
Chapter 8 — UNDERGROUND STRUCTURES
LTA CDC Rev A3 (2025-12). Read the official chapter in the LTA PDF. Title source: Official PDF table of contents, text extraction 1 Nov 2026 — checker to confirm against PDF.
Proposed academy content: Buoyancy worksheet; concrete detailing exercises; water-related checks; analysis report interpretation. Delivery approach: Bounded tools then advanced work. This is the academy's development plan, not an LTA syllabus.
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- 8.4.5 Flotation — indexed, awaiting checker verification
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Simple buoyancy equilibrium exercise
Force balance between uplift and restoring actions for a simple underground box, with the factor treatment stated.
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