CHB Laying, The Simple Guide (Part 1: CHB)
CHB Laying - All you need to know (within 15 minutes) - Part 1
I've had successes (and failures) after 5 years on the construction site. I'll share with you the good tips and tricks. Learn in 15 minutes, not 5 years.Good practices = Safe Structures. Good practices can prevent damages from typhoons and earthquakes.
The following is a combination of book knowledge (NSCP and other sources) and practical experience from my masonry mentors (Construction Foremen, each with 30+ years of actual practice; co-engineers, and architects).
CHB Laying = Masonry
- Masonry is the term for building structures by laying individual units (brick, stone, concrete block) and binding them (by cement mortar and rebar).
- In the Philippines, the Concrete Hollow Block is the common masonry.
Advantages and Disadvantages
Why use CHB Walls?
- Strong and durable
- Fire-resistant and Non-combustible
- Weather Resistant
- Cheap
- Availability. Materials are available anywhere in the Philippines
The Disadvantages?
- Complex
- Labor intensive
All About Concrete Hollow Blocks
- The common types available in the market are the CHB 6" and CHB 4"
Good Tips, Common Mistakes
- Whenever possible, get supply from a single manufacturer of CHB. Basing from experience, there are size differences per manufacturer.
- Beware of suppliers that deliver under-aged CHBs. Under-aged CHBs lack strength and will easily crack and crumble.
Check out Part 2:
CHB Laying: All about Reinforcing Bars
CHB Laying: All about Reinforcing Bars
2 comments
thanks, very usefull your article, but what is the difference between the CHB and the CMU?
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This is very true that if possible, get supply from a single building materials supplier of CHB.
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