Apaha - Civil Engineering Training Institute on Instagram: "🧱 Staircase Reinforcement in MIVAN Construction Here’s a quick breakdown every civil engineer should know 👇 1️⃣ Flight Main Bars – run along the slope, take main bending tension, placed at the bottom and extended into landing. 2️⃣ Distribution Bars – placed above main bars, run across the flight to distribute the load evenly. 3️⃣ Step Bars (Tread–Riser Bars) – placed at step corners to avoid cracks at riser edges. 4️⃣ Scissors Bars /