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Shear Design per ACI 318: Vc, Vs, and φVn Calculation

📘 Definition

ACI/EC2-based design procedures, flexural and shear calculations, detailing guidelines, and interactive beam/column/slab design tools.

🎨 Concept Diagram

VcConcrete Shear StrengthVsSteel Shear StrengthφVnDesign Shear CapacityφVn = φ(Vc + Vs)ACI 318-19 §22.5VcVsφVn

AI-generated illustration for visual understanding

⚠️ Common Mistakes

📖 Detailed Explanation

Content for: Shear Design per ACI 318: Vc, Vs, and φVn Calculation. ACI/EC2-based design procedures, flexural and shear calculations, detailing guidelines, and interactive beam/column/slab design tools.

📋 Real Project Case

High-Rise Residential Tower in San Francisco

32-story reinforced concrete tower with podium parking and seismic base isolation

Challenge: Meeting stringent SDC D requirements while minimizing column sizes in tight urban footprint
High-Rise Residential Tower — San Francisco Urban Site (Tight Footprint) Core SMRF SMRF θₚ = 0.022 rad (ACI 21.4.4.2) ΣMₙc / ΣMₙb = 1.38 ≥ 1.2 SDC D Requirement Core SMRF Hinge Zone Challenge
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