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Mind map

Building Materials

Clara Kam Building Surveying HKIS Professional Exam English

Map content

Building Materials

Concrete
- Spalling
  - Steel Corrosion
  - Lower PH
    - Less than PH11.5
- Crack
  - Plastic crack
  - Thermal crack
  - Structural
- Honeycomb
- Inspection
  - Visual
  - Infrared thermographic survey
  - Hammer tapping
  - Covermeter
  - Carbonation depth measurement
  - Bond Test
  - Electrochemical potential (Half cell)
  - Concrete resistivity measurement
  - Chloride content determination
  - Core compression strength tes
- Chlorination
  - Chloride seepage
    - Chemical reaction
      - Ferrous ions react with hydroxyl irons (OH-) formed from water and oxygen becomes ferric hydroxide. Ferric hydroxides reacts with oxygen and water from rust.
      - Lowered PH
        Less than PH11.5
Waterproofing
- Roof
- Basement
Paint
Timber

Information

Description: HKIS Professional Exam Building Surveying Mind Map on Building Materials, created by Clara Kam on 19/10/2017.
Created by: Clara Kam
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