KHIA headerKnow-How in Action

VOL XVI, NO 49

Belzona® Restores Potable Water Supply To Chinese City

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Valves, Pipes and Fittings (VPF)

 
 

Customer Location:

Municipal concrete water pipeline in Guang Dong Province, China

 
 

Application Date:

August 1999

 
 

Application Situation:

Damaged to concrete water pipeline.

 
 

Problem:

Routine construction above caused physical damage to this 1.2 meter diameter concrete pipeline carrying potable water to Guang Dong Province.

 
 

Products:

Belzona® 4211 (Magma Stop)

Belzona® 4111 (Magma Quartz)

 

Substrate:

Steel reinforced concrete.

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet VPF-11b.

 
 

Belzona Facts:

Water pressure was cut from the line and the damaged area prepared with small grinders to remove the loose concrete and get to the exposed rebar. Belzona® 4211 (Magma Stop) was then used to quickly seal the hole and Belzona® 4111 (Magma Quartz) to reinforce the repair area. After curing the Belzona with external heat, the repair was put back into service after only three and one half hours of cure.

 
 

Photographs Description

  1. Pipe leaking large volumes of potable water
  2. Pipe damage prepared for Belzona repair
  3. Repair completed with Belzona® 4111 (Magma Quartz)
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com