Tech Sethia

DAY 6 | PLINTH BEAM & MURRUM FILLING 🏗️

Strong home starts below ground level 💪

🔹 After plinth beam casting
🔹 Selected murrum filling in layers
🔹 Proper water sprinkling 💧
🔹 Mechanical compaction for zero settlement

Why this matters? 👇
✔ Prevents floor cracks
✔ Controls dampness
✔ Increases load-bearing capacity
✔ Long life of flooring & structure

⚠️ याद रखें:
Murrum filling without compaction = future repairs

Quality is not visible later,
but its effect is permanent.

📍Day 6 done right.
🏠 Building trust, layer by layer.



SiteExecution StrongFoundation
BigInfra YourTrustedHomePartner

Fenglai Bridge: Precision Engineering at Extreme Heights

China’s Fenglai Bridge showcases the next level of steel-arch engineering. Built over a deep canyon, each massive arch segment is lifted, positioned, and aligned with extreme accuracy hundreds of meters above the ground. Advanced wind-control systems stabilize the structure during lifting, while towering temporary supports ensure safety and balance throughout construction. Real-time digital monitoring tracks stresses, alignment, and environmental conditions, allowing engineers to make instant adjustments. This blend of heavy engineering and smart technology reduces risks, improves speed, and guarantees structural integrity. The Fenglai Bridge stands as a powerful example of how modern infrastructure pushes boundaries to deliver safe, durable, and world-class spans.

Video rights : veru_oil_petroleum
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🧱 5 Construction Failures Every Engineer Must Learn From — Before the Site Teaches You the Hard Way

Construction never fails suddenly —
It fails slowly, one ignored detail at a time.

Here are 5 real site failures that happen more often than we admit, and what IS Codes say about preventing them 👇

1️⃣ Honeycombing in Columns & Beams

Cause: Poor compaction + low workability
IS Reference: IS 456:2000 – Clause 13.3
Prevention:
✔ Adequate vibration
✔ Correct slump
✔ Proper shuttering tightness

2️⃣ Cracks Due to Improper Joint Placement

Cause: Wrong spacing of contraction joints
IS Reference: IS 11817
Prevention:
✔ Provide saw-cut joints at correct intervals
✔ Control shrinkage early

3️⃣ Weak Concrete Surface (Dusting)

Cause: High water–cement ratio + late finishing
IS Reference: IS 10262
Prevention:
✔ Maintain W/C ratio
✔ Proper curing duration

4️⃣ Settlement Cracks in Masonry Walls

Cause: Differential settlement of foundation
IS Reference: IS 1905
Prevention:
✔ Uniform soil compaction
✔ Proper footing design

5️⃣ Reinforcement Exposure / Spalling

Cause: Insufficient cover & corrosion
IS Reference: IS 456 – Table 16
Prevention:
✔ Maintain cover blocks
✔ Use correct concrete grade

🌟 Why this matters

Every failure tells a story.
The question is — are we paying attention?

💬 Which construction failure have YOU seen the most on site?

Drop it below — let’s help young engineers learn faster.

Mohammad Umar
Maroof Khan
Mohammad Haider
Mohd Huzaifa Akhtar