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Table 4

Failure frequency in mains

Total number of mains failures reported for water audit: Jordan Water Company – Miyahuna, Madaba, Jordan, 2014 415 
Total length of mains (km) 859.0 
Failure frequency Jordan Water Company – Miyahuna (number/100 km/yr) 48.3 
Average failure frequency in North America based on literature review – WaterRF 4,372 (number/100 km/yr) 15.5 
Failure frequency for optimized distribution systems (number/100 km/yr) (Friedman & Le Mieux 2010) 9.3 
Total number of mains failures reported for water audit: Jordan Water Company – Miyahuna, Madaba, Jordan, 2014 415 
Total length of mains (km) 859.0 
Failure frequency Jordan Water Company – Miyahuna (number/100 km/yr) 48.3 
Average failure frequency in North America based on literature review – WaterRF 4,372 (number/100 km/yr) 15.5 
Failure frequency for optimized distribution systems (number/100 km/yr) (Friedman & Le Mieux 2010) 9.3 
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