Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management

Drinking water distribution systems (WDSs) within buildings on pig farms have critical elements of their design and management that impact water provision to pigs, water quality, the efficacy of in-water antimicrobial dosing, and, thus, pig health and performance. We used a mixed-methods approach to...

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Main Authors: Stephen Little, Andrew Woodward, Glenn Browning, Helen Billman-Jacobe
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/11/11/3268
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author Stephen Little
Andrew Woodward
Glenn Browning
Helen Billman-Jacobe
author_facet Stephen Little
Andrew Woodward
Glenn Browning
Helen Billman-Jacobe
author_sort Stephen Little
collection DOAJ
description Drinking water distribution systems (WDSs) within buildings on pig farms have critical elements of their design and management that impact water provision to pigs, water quality, the efficacy of in-water antimicrobial dosing, and, thus, pig health and performance. We used a mixed-methods approach to survey managers of 25 medium to large single-site and multi-site pig farming enterprises across eastern and southern Australia. We found wide variation in the configuration (looped or branched) and total length of WDSs within buildings across farms and in pipe materials and diameters. Within many conventional buildings and some eco-shelters, WDSs were ‘over-sized’, comprising large-diameter main pipelines with high holding volumes, resulting in slow velocity water flows through sections of a WDS’s main pipeline. In over half of the weaner buildings and one-third of grower/finisher buildings, the number of pigs per drinker exceeded the recommended maximum. Few farms measured flow rates from drinkers quantitatively. WDS sanitization was not practiced on many farms, and few managers were aware of the risks to water quality and pig health. We identified important aspects of water provision to pigs for which valuable recommendations could be added to industry guidelines available to pig farm managers.
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spelling doaj.art-c78e9927e64c4bc996d51acc3381f3212023-11-22T22:08:02ZengMDPI AGAnimals2076-26152021-11-011111326810.3390/ani11113268Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and ManagementStephen Little0Andrew Woodward1Glenn Browning2Helen Billman-Jacobe3Asia Pacific Centre for Animal Health, Melbourne Veterinary School, Faculty of Veterinary and Agricultural Sciences, and National Centre for Antimicrobial Stewardship, University of Melbourne, Parkville, VIC 3010, AustraliaMelbourne Veterinary School, Faculty of Veterinary and Agricultural Sciences, University of Melbourne, Parkville, VIC 3010, AustraliaAsia Pacific Centre for Animal Health, Melbourne Veterinary School, Faculty of Veterinary and Agricultural Sciences, and National Centre for Antimicrobial Stewardship, University of Melbourne, Parkville, VIC 3010, AustraliaAsia Pacific Centre for Animal Health, Melbourne Veterinary School, Faculty of Veterinary and Agricultural Sciences, and National Centre for Antimicrobial Stewardship, University of Melbourne, Parkville, VIC 3010, AustraliaDrinking water distribution systems (WDSs) within buildings on pig farms have critical elements of their design and management that impact water provision to pigs, water quality, the efficacy of in-water antimicrobial dosing, and, thus, pig health and performance. We used a mixed-methods approach to survey managers of 25 medium to large single-site and multi-site pig farming enterprises across eastern and southern Australia. We found wide variation in the configuration (looped or branched) and total length of WDSs within buildings across farms and in pipe materials and diameters. Within many conventional buildings and some eco-shelters, WDSs were ‘over-sized’, comprising large-diameter main pipelines with high holding volumes, resulting in slow velocity water flows through sections of a WDS’s main pipeline. In over half of the weaner buildings and one-third of grower/finisher buildings, the number of pigs per drinker exceeded the recommended maximum. Few farms measured flow rates from drinkers quantitatively. WDS sanitization was not practiced on many farms, and few managers were aware of the risks to water quality and pig health. We identified important aspects of water provision to pigs for which valuable recommendations could be added to industry guidelines available to pig farm managers.https://www.mdpi.com/2076-2615/11/11/3268drinking waterwater distribution systemhydraulic performanceflow ratespig drinkerswater sanitization
spellingShingle Stephen Little
Andrew Woodward
Glenn Browning
Helen Billman-Jacobe
Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
Animals
drinking water
water distribution system
hydraulic performance
flow rates
pig drinkers
water sanitization
title Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
title_full Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
title_fullStr Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
title_full_unstemmed Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
title_short Water Distribution Systems in Pig Farm Buildings: Critical Elements of Design and Management
title_sort water distribution systems in pig farm buildings critical elements of design and management
topic drinking water
water distribution system
hydraulic performance
flow rates
pig drinkers
water sanitization
url https://www.mdpi.com/2076-2615/11/11/3268
work_keys_str_mv AT stephenlittle waterdistributionsystemsinpigfarmbuildingscriticalelementsofdesignandmanagement
AT andrewwoodward waterdistributionsystemsinpigfarmbuildingscriticalelementsofdesignandmanagement
AT glennbrowning waterdistributionsystemsinpigfarmbuildingscriticalelementsofdesignandmanagement
AT helenbillmanjacobe waterdistributionsystemsinpigfarmbuildingscriticalelementsofdesignandmanagement