First BrazilianPVC Congress

•Sao PauloSao PauloJune 7 – 8, 2005June 7 – 8, 2005

 

ObrigatoObrigatoThank you!Thank you!

11stst Congresso Congresso Brasileiro do PVCBrasileiro do PVC

Corrosion-Free Solution for Sustainable Corrosion-Free Solution for Sustainable Water and Wastewater SystemsWater and Wastewater Systems

Bob Walker, P.E.Bob Walker, P.E.Executive DirectorExecutive Director

Uni-Bell PVC Pipe AssociationUni-Bell PVC Pipe Association

First Brazilian PVC CongressFirst Brazilian PVC Congress

June 7 - 8, 2005June 7 - 8, 2005

Mission StatementMission StatementHelp people gain access to safe, sustainable Help people gain access to safe, sustainable water and wastewater sanitation through water and wastewater sanitation through the responsible and resource-efficient use the responsible and resource-efficient use

of PVC pipes and fittings.of PVC pipes and fittings.

                                                                                          

                                                                    

The The world's world's supply of supply of fresh fresh water is water is running running out. out. Already Already one one person in person in five has five has no no access to access to safe safe drinking drinking water.water.

Percentage of population with access to safe water Percentage of population with access to safe water by country, 2000by country, 2000

Water is Water is Fundamental – Yet:Fundamental – Yet:

• Per capita availability is Per capita availability is decliningdeclining

• 1.2 billion lack safe 1.2 billion lack safe drinking waterdrinking water

• 2.4 lack adequate 2.4 lack adequate sanitation facilitiessanitation facilities

• 3 million die yearly3 million die yearly• Water-born diseases Water-born diseases

account for ½ of hospital account for ½ of hospital bedsbeds

Benefits vs. CostsBenefits vs. Costs• Costs = Additional $11.5 Billion / Costs = Additional $11.5 Billion /

YearYear

• Benefits = $84 Billion / Year from Benefits = $84 Billion / Year from Improved Health and Higher Improved Health and Higher ProductivityProductivity

• Save LivesSave Lives

Biggest Economic Benefit?Biggest Economic Benefit?

Time saved Time saved through more through more effective and effective and

efficient access efficient access and delivery.and delivery.

SWB-UNH 2004 Thailand Project, Dec 1, 2004ID #: THA-SAN-WS-L2ID #: THA-SAN-WS-L2

June 2003June 2003 Successful installation of drinking water Successful installation of drinking water

filtration and leach field systemsfiltration and leach field systems Villagers reported no sickness caused Villagers reported no sickness caused

by consumption of contaminated water by consumption of contaminated water since this installationsince this installation

Tsunami disaster in Southeast AsiaTsunami disaster in Southeast Asia

Donations are welcomed.Donations are welcomed.

www.ewb-usa.org

PVC – Inherently PVC – Inherently Well SuitedWell Suited

We have critical pipe needs:We have critical pipe needs:• 14,000 people die everyday (worldwide)14,000 people die everyday (worldwide)

• 9,500 of these are children9,500 of these are children

• Over 600 Over 600 watewater main breaks per day (US)r main breaks per day (US)

• Frequent and costly service interruptionsFrequent and costly service interruptions

• High leakage rates – lost water (High leakage rates – lost water (~ 15%)~ 15%)

• Over 6.8 billion gallons lost per Over 6.8 billion gallons lost per dayday (US) (US)

• Direct Costs Exceed $98.6 million per Direct Costs Exceed $98.6 million per dayday (US) (US)

Water main Water main breaks are breaks are costly. A single costly. A single break can break can easily cost easily cost $100,000 or $100,000 or more.more.

• Entire town of Northbrook, IL Entire town of Northbrook, IL runs dry for 15 hours on runs dry for 15 hours on Sunday 9.12.04Sunday 9.12.04

• System lost 1.5 million gallonsSystem lost 1.5 million gallons• 24 inch cast iron main 24 inch cast iron main

was installed in 1963was installed in 1963• Second break on that line in Second break on that line in

30 years30 years• Chicago suburb of 33,000 Chicago suburb of 33,000

people has 100 water main people has 100 water main breaks per yearbreaks per year

• 48 hour boil order in effect48 hour boil order in effect

Chicago Tribune 9/13.04Chicago Tribune 9/13.04

Reinforced Concrete Reinforced Concrete Pressure Pipe Failure Pressure Pipe Failure

19991999

Pikesville, Maryland – March ‘04Pikesville, Maryland – March ‘0436” Pipe Failure – 120,000 Homes36” Pipe Failure – 120,000 Homes

What is the most serious and What is the most serious and costly problem faced by water costly problem faced by water

utilities?utilities?

CORROSIONCORROSION

What is the total annual What is the total annual directdirect cost of corrosion cost of corrosion for U.S. drinking water for U.S. drinking water

and sewer systems?and sewer systems?

CORROSIONCORROSION

In the United States alone,In the United States alone, the total annual the total annual direct cost of corrosion for drinking water direct cost of corrosion for drinking water

and sewer systems is $36 billionand sewer systems is $36 billion, which , which includes the costs of replacing aging includes the costs of replacing aging

infrastructure, lost water from unaccounted infrastructure, lost water from unaccounted for leaks, corrosion inhibitors, internal for leaks, corrosion inhibitors, internal

mortar liners, external coatings, and mortar liners, external coatings, and cathodic protection.cathodic protection.

Fewer breaks = Fewer breaks = Substantial $avingsSubstantial $avings

Water Main Break Data on Different Water Main Break Data on Different Pipe Materials for 1992 and 1993Pipe Materials for 1992 and 1993

•• Research conducted by Research conducted by the National Research the National Research Council Canada (NRC)Council Canada (NRC)

•• Survey of 21 Survey of 21 Municipalities Across Municipalities Across CanadaCanada

Water Main Break Data Water Main Break Data on Different Pipe Materials on Different Pipe Materials

for 1992 and 1993for 1992 and 1993

Calgary Facts UpdateCalgary Facts Update**

• Population of one million. Population of one million.

• Growth rate exceeds five percent per year. Growth rate exceeds five percent per year.

• 20,000 20,000 ++ new households each year require the new households each year require the construction of 100 to 120 km of new water mains. construction of 100 to 120 km of new water mains.

• Cost is increased by the necessity in Calgary’s Cost is increased by the necessity in Calgary’s climate to install water and sewer mains nearly 3 climate to install water and sewer mains nearly 3 metres deep. metres deep.

• Replacement costs are much higher than original Replacement costs are much higher than original installation, some 450 Euros/m of water main.installation, some 450 Euros/m of water main.

*Roy Brander, P.Eng., Sr. Infrastructure Engineer, Waterworks, City of Calgary, *Roy Brander, P.Eng., Sr. Infrastructure Engineer, Waterworks, City of Calgary, MINIMIZING FAILURES TO PVC WATER MAINS, 2004.MINIMIZING FAILURES TO PVC WATER MAINS, 2004.

2004 Update from Roy Brander2004 Update from Roy Brander• Calgary has installed nearly 2,000Calgary has installed nearly 2,000km of C900 PVC, now km of C900 PVC, now

almost half of their system.almost half of their system.

• A similar length of metallic distribution mains sustains over A similar length of metallic distribution mains sustains over four hundred repairs per year, with associated costs over 300 four hundred repairs per year, with associated costs over 300 times higher than the infrastructure management budget for times higher than the infrastructure management budget for a similar amount of PVC.a similar amount of PVC.

• The PVC break rate is so low that the usual unit of The PVC break rate is so low that the usual unit of breaks/100km/year has become unwieldy, needing decimal breaks/100km/year has become unwieldy, needing decimal places when engineers prefer small integers.places when engineers prefer small integers.

2004 Update from Roy Brander2004 Update from Roy Brander

Break rates for various pipe materials in Break rates for various pipe materials in units of (breaks / 1,000km / 10 years).units of (breaks / 1,000km / 10 years).

• Poly-wrapped ductile iron: 3,000 – 4,000Poly-wrapped ductile iron: 3,000 – 4,000

• ““Yellow” ductile iron: 300 – 350 Yellow” ductile iron: 300 – 350

• PVC pipe: only 13 – 17PVC pipe: only 13 – 17

Source: “Problems of External Corrosion Source: “Problems of External Corrosion in Water Distribution Systems,” IWSA, 1991in Water Distribution Systems,” IWSA, 1991 ..

Percentage of Length LaidPercentage of Length Laid(in years just prior to 1991)(in years just prior to 1991)

66%

30%

3% 1%

0%

10%

20%

30%

40%

50%

60%

70%

PVC DI PE Concrete

Buried Water Market (4” and larger)Buried Water Market (4” and larger)US and Canada (1999)US and Canada (1999)

Total Length = 310 million feet

Plastic pipes are now Plastic pipes are now used more than all other used more than all other pipe materials combined. pipe materials combined.

PVC is the #1 plastic pipePVC is the #1 plastic pipe& the #1 water pipe.& the #1 water pipe.

PVC Pipe = Lower Maintenance PVC Pipe = Lower Maintenance + Longer-life Durability+ Longer-life Durability

• No corrosion - inertNo corrosion - inert

• No linings or coatingsNo linings or coatings

• Easier to installEasier to install

• Safe / cleanSafe / clean

• Lower costsLower costs

What pipe product offers; ease-of-What pipe product offers; ease-of-installation, corrosion-free installation, corrosion-free

durability, and low cost, making it durability, and low cost, making it best suited to eradicate best suited to eradicate

waterborne diseases, reduce waterborne diseases, reduce energy & resource demands, and energy & resource demands, and

lower financial burdens to this lower financial burdens to this and future generations?and future generations?

PVC PipePVC Pipe

There are three types of peopleThere are three types of people in the world: in the world:

• People who make things happenPeople who make things happen• People who watch things happenPeople who watch things happen• People who wonder what happenedPeople who wonder what happened

Ladies and Gentlemen, we can’t let the future happen to Ladies and Gentlemen, we can’t let the future happen to us let’s make it happen.us let’s make it happen.

Your assignment:Your assignment:Find out what pipe your community Find out what pipe your community

uses / allows, and if PVC is not uses / allows, and if PVC is not permitted you need to become permitted you need to become

involved.involved.

For information anytime:For information anytime:

www.uni-bell.orgwww.uni-bell.org

QUESTIONSQUESTIONS

??

www.ewb-usa.orgwww.ewb-usa.org

“Envision a world

where all people have access to adequate sanitation, safe drinking water and the resources to meet their needs.” Engineers Without Borders - USA

• Partners with disadvantaged communities to help improve their quality of life

• Implements environmentally and economically sustainable engineering projects

• Develops internationally responsible engineering students

Engineers Without Borders - USA

• Projects in 22 different countries• All volunteer:• 60+ University and Professional Chapters• 700+ Members (students, faculty, professionals)• Member of EWB-International (21 countries)

Thank you.

Tsunami disaster in Southeast AsiaTsunami disaster in Southeast Asia

Donations are needed!Donations are needed!

www.ewb-usa.org