|| SLAB के बारे में ठेकेदार आपको ये बात कभी नहीं बताएगा || ✅📚#viral #civilengineer #shorts

Summary

The video explains five points to check when casting a roof slab. After a worker asks the contractor what to watch for, an engineer offers the following advice:

1. Slab thickness: The slab should be at least 125 mm thick. A simple measuring guide can help maintain consistent thickness.
2. Concrete grade: Use at least M20 concrete. Use M25 or M30 as specified in the structural drawings.
3. Casting sequence: Cast the beam first, then the slab, to form a sound joint.
4. Concrete cover: Provide 20 mm of cover below the slab and 25 mm for the beam.
5. Vibration during casting: Use a needle vibrator for beams and a plate vibrator for slabs to help prevent honeycombing and air pockets.

The video’s overall message is to follow these checks to improve construction strength and quality. These points are summarized as stated in the video; actual requirements should be confirmed against the project’s structural drawings and applicable standards.

Speakers Featured

• Worker (Surendra): Asks what to keep in mind during roof casting.
• Contractor: Says he does not know the technical details and calls the engineer.
• Engineer: Gives the five slab-casting recommendations.