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Welcome to my channel!This is the official eagle civil engineering channel.This channel focus on construction, technology and engineering.This channel share different tips and education on civil engineering. Building the future, from the ground up.🦅
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FIDIC Contracts Explained: Red, Yellow, Silver & More — Every Civil Engineer Must Know!
FIDIC is more than just a contract — it controls scope, risk, payment, variations, claims, EOT and dispute resolution.
Save this guide to understand the Red Book, Yellow Book, Silver Book, Green Book, key clauses, claims, notices, DAAB and contract administration in one place.
@eagleng
942
+4ለክርስትና እምነት ተከታዮች በሙሉ፤
እንኳን ለብርሃነ መስቀሉ በሰላም አደረሳችሁ እያልን በዓሉ የሰላም፣ የጤና፣ የፍቅር እና የደስታ እንዲሆንላችሁ እንመኛለን።
መልካም የደመራ እና የመስቀል በዓል!
@eagleng
942
How to Design Flat Slab:
1. Determine Slab Thickness
2. Determine Dead Load & Live Load
3. Check for Slab Thickness
4. Calculation of Total Static Moment
5. Moment Calculation for Column Stirrup & Middle Strip
6. Reinforcement Calculation
@eagleng
942
🏢 PUNCHING SHEAR — A Critical Flat-Slab Failure Mode ⚠️
In flat slabs, concentrated column reactions can create very high shear stresses around the column.
If the connection is inadequately designed or detailed, a punching-shear failure can develop around the column.
✅ Adequate slab/drop thickness.
✅ Punching-shear reinforcement where required.
✅ Correct column–slab detailing.
✅ Proper structural design & QA/QC inspection.
Never assume a flat slab is safe just because the concrete looks perfect.
@eagleng
942
📌This image shows how a septic drain field / leach field works — a common system for treating household wastewater in areas without city sewage.
Here's the breakdown from back to front:
1. Septic Tank
The large concrete box at the far end. All wastewater from the house flows into this tank. Inside, solids sink to the bottom and oils float to the top, while the liquid in the middle (called effluent) flows out.
2. Distribution Box (D-Box)
The smaller concrete box connected to the septic tank. Its job is to evenly divide the liquid effluent coming from the septic tank into the three drain pipes.
3. Perforated Drain Pipe
The three long white pipes with holes along the sides. The effluent flows through them and slowly leaks out through the small holes. You can even see water trickling out at the ends of the pipes in the photo.
4. Crushed Rock / Gravel
The entire trench is filled with gravel. This does two important things:
It holds the pipes in place and allows the water to spread out evenly.
It acts as a filter before the water seeps into the soil underneath, where natural bacteria in the soil provide final treatment and clean the water.
So in short: Wastewater -> Settled in Septic Tank -> Evenly divided in Distribution Box -> Slowly released through Perforated Pipes -> Filtered by Gravel and soil before returning to the groundwater.
@eagleng
