Volume 31, Number 1, Spring 2008

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The Edmonton Story

Trust But Verify

Hard Data on Cold Weather

PVC Pipe: The Right Choice for Trenchless Applications

Pipe Installation Training Just Got Easier - And Better!

Volume 30, Number 2, Fall 2007

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PVC Water Pipe Is A Capital Idea

Avon Lake Municipal Utilities Combined Sewer Separation Project

A More Typical Deflection Response

Back to Basics: Time Dependent Variables for Flexible Sewer Pipe

Rowlett, Texas Encounters Unexpected Sewer Line Repair

Volume 30, Number 1, Summer 2007

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Training Is Critical for Safe and Reliable Drinking Water Systems

AwwaRF Looks At PVC Pipes' Long-Term Performance

Fifth Edition of AWWA C900 Approved

The Ohio River Force Main System

The Effects of Deflection on Sewer Hydraulics, The Sequel

What Color Handbook Do You Have? 

Volume 29, Number 3, Winter 2006

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United Water Pennsylvannia and the Susquehanna River

Uni-Bell Introduces Underground Solutions

Urban Myths Die Hard

When Water Quality Matters, PVC Delivers

Engineering Students Apply Their Training to Improve Lives

Volume 29, Number 2, Fall 2006

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Got Scrap?  PVC Recycling Is Making More Sense - And More Cents

Uni-Board Board Approves Recycling Position Statement

Louisville Water Company: The PVC Pipe Experience

Water Works Officials Drawn to PVC Pipe

Uni-Bell Introduces CertainTeed

Uni-Bell Member Wins NASST Achievement Award

Volume 29, Number 1, Spring 2006

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Who Says PVC Can’t Be Recycled?

Es La Biopelicula El Gran “Igualador” Hidraulico?”

Inspection Basics

Deep Burial For Municipalities: Why PVC Sewer Pipe is Better Suited

Volume 28, Number 2, Winter 2005

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The Mojave River Pipeline Project

Parlez-Vous Francais

Deflection: What Are The Limits?

PVC Force Main Design Example

Volume 28, Number 1, Spring 2005

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PVC Pipe & the Arts

The Calgary Story

PVC Pipes Help Rid Village of Illnesses

Regional Engineer Program Continues to Grow

Le Programme d’Ingeniers Regionaux En pleine expansion

Hit the Mark

Not the New Kid in Town, Seven Decades of PVC Pipe

Common Sense and Uncommon Insight, Tapping Tips from a Real Expert

Don’t Tap Without a Blanket

Volume 27, Number 2, Summer 2004

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Demonstration Shows PVC’s Live Load Capabilities

PVC Pipe Recycling Program

Uni-Bell Welcomes A New Member

Pry Your Way To Profit

Associate Member Recognized at No-Dig 2004

The Anatomy of a Force Main Pressure Wave

Contractor’s Corner: Let’s Talk Risers

Is Slime the Great Hydraulic Equalizer?

Version 1.1 of the Handbook on CD Now Available

Update! Revised Technical Report Printed

Volume 27, Number 1, Spring 2004

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Building A Better World, One Community at a Time

PVC: It Isn’t Just For Pipe

The Henry Pump

La Ville de Quebec et le PVC: Une relation durablle

Quebec City and PVC Pipe: A Long Term Relation

Water and Wastewater Infrastructure Funding

PVC Pressure Pipe Endures Over Ten Million Cycles

Time Will Tell

Meet Our Winners

Ask the Engineer: Proper Bedding for PVC Pressure Pipe

 

Volume 26, Number 2, Summer 2003

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Infrastructure Funding Gaps on the Horizon

State of the Art Software for Pipe Designers and Academia

Uni-Bell’s Regional Program Continues to Expand

Glasgow Joins Unibell

PVC Pipe Seminar

New PVC Transmission Pipe Design Philosophy

PVC Water Pipe in the Midwest Lincoln Water System

Loudown County, Virginia

A Match Made in Mexico

Learn the “Truth” About Corrosion

Your Support is Needed

 

Volume 26, Number 1, Spring 2003

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Dealing With Disaster

Corrosion Burden Tagged at $36 Billion Annually

Sign Up to Winl

Regional Engineer Opportunity

Vinyl Industry Participates in World Summit for Sustainable Development

Study Recommends Methods for Locating PVC Pipes

A Tradition of Excellence Continues: PVC Use in the City of Norman

AK Steel Chooses 36” PVC

PVC Pipe Passes Tests After Fifteen Years of UV Exposure

Aboveground Installation of PVC Pipe

Volume 25, Number 2, Summer 2002

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Delivery and Installation Time Critical For 30” Irrigation Project

GASB 34 – Poised To End Costly Fairy Tales

Luckenbill Joins Uni-Bell

Recommendations for Risers and Solutions for Services

PVC Pipe Helps Rebuild West Vancouver Seawalk

PVC Pressure Pipe: Another Success Story

Rainfall Induced Infiltration is the Subject of an EPA Report to Congress

AWWA Publishes Updated Design and Installation Manual

Mark Your Conference Planner Now

Uni-Bell Welcomes New Member

PVC 101: A Successful College Program

Volume 25, Number 1, Spring 2002

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Northridge Earthquake Puts PVC’s Seismic Capabilities to the Test

Corrosion Control: Changing Times for Water Utilities

Joining PVC Pressure Pipe Right

Industry Supports Improved Joint Performance

PVC Profile Wall Pipe Rewards City With Major Savings

Handbook Now Available on User Friendly CD

Uni-Bell Launches Regional Program

Pressure Pipe Testing Validates Long-Term Performance and Durability

Second Edition of Buried Pipe Design Available

Health and Environmental Demands Drive Pipe Market Evolution

Ask the Engineer: What is the correct direction to lay PVC pipe during installation?

Volume 24, Number 2, Summer 2001

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Sustainable Infrastructure: It’s Our Responsibility

Calgary’s Experience with Corrosion of Water Mains 1970-2000

Uni-Bell Welcomes New Members

New Report Examines Pressure Pipe Design and Selection

New Edition Handbook Now Available

Alberta City ‘Breaks Ground’ with 42-Inch DR 35

30-Inch PVC Pipe Selected for Power Plant Water Supply Project

PVC Pipe: Blue Man Group’s Fuel for Creativity

Come See Us!           

Parallel Installation Highlights Differences in Material Selection

Ask the Engineer: Pipe Burial – How Deep or Shallow Can PVC Pipe Be Buried?

Tapping PVC 101

Meeting Draws Industry Leaders from Around the World

Volume 24, Number 1, Spring 2001

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PVC Pipe: Helping People Help Themselves

New Tests and Analysis Serve to Improve Cyclic Design

Uni-Bell Welcomes New Staff Members

Uni-Bell Seeks Regional Engineers

NCHRP Study Concludes That Local Buckling Can Limit Burial Depth and Allowable Deflection

48 PVC Saves Time, Space and Money on Storm Project

Sliplining Halts Sewer Infiltration in Tennessee Community 

Abbotsford Installs Twin 12-Inch Sanitary Force Mains

VCM Issue Resolved in Doniphan

New Installation Guide for PVC Pressure Pipe

Ask the Engineer: Non-Pressure PVC Pipes Which is Which?

FDA Evaluation of PVC Pipe Results in Approval

Volume 23, Number 2, Summer 2000

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Allowable Bury for Large Diameter Pipe:  Run the Numbers

AWWA Denver 2000 

Ask the Engineer:  Pressure Class Versus Schedule?

The Address for PVC Pipe: http://www.uni-bell.org/

PVC Profile Wall Slipliner Rescues Failing HDPE Sewer Line

Uni-Bell Welcomes Forsheda

Volume 23, Number 1, Spring 2000

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22-Year Stress Relaxation and Strain Limit Testing of PVC Pipes

Industry Positioning to Satisfy Growing Demand

PVC Pipe Recognized by Engineering News-Record

City of Erie Uses Large Diameter PVC Pipe for New Truck Sewer

48 C905 Pipe Helps Community Grow

C905 Case Histories Revisited

Uni-Bell Welcomes Huber

Flanigan Joins Uni-Bell

Survey Says:  NEWS Format To Stay

Halton Region Eliminates Cast Iron Water Mains

Journal Articles Address Water Quality Issues

Ask the Engineer:  Dr. Versus SDR?

Volume 22, Number 2, Summer 1999

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Researchers Link HDPE Cracking To Material Quality

Survey Reveals Low Expectations Through High Infiltration Limits

Applying ‘Structural Materials 101’ To Plastic Pipes         

Profile Wall Pipe Is Problem-Solver On Difficult Relining Project

Oriented PVC Pipe [PVC(O)] Is A Big Hit In Tennessee

PVC Pipe Replaces Concrete

41 Pipe A Big Success In Edmonton, Alberta

Trench Box Innovations Speed Sewer Installation

Dorsett Joins Uni-Bell

Fittings Take Giant Step Forward

New News?

‘Apparent’ Leakage In PVC Pipe

Uni-Bell Seeks Association Engineer

New Report Evaluates Corrosion Of Buried Water Pipes

Volume 22, Number 1, Spring 1999

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Vinyl Industry Helps House One Hundred Families

PVC Water Distribution Pipe:  Reviewing The City Of Edmonton Experience

Hydrogen Sulfide Corrosion Subject Of EPA Report

Orange County Installs 36” PVC Force Main           

Molecularly Oriented PVC Installed At Sussex Shores

PVCo Pressure Pipe Gets AWWA C909 Standard

Uni-Bell Welcomes New Members

Which Low-Pressure Air Test?

Chlorinated Water And Plastics Share “Life Magazine’s” Millennium’s Top 100

Children’s Home Receives New PVC Water Distribution System

Volume 21, Number 2, Summer 1998

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Building Homes & Hope

AWWA C905 Standard Marks 10th Anniversary

Vcm:  In The News

Why Does My PVC Sewer Pipe Joint Have A Gap?

PVC Faces Challenges Going 45 Feet Deep

PVC Pipe User Profile - Westmont, Illinois

Walker Honored For 20 Years Of Service

Uni-Bell’s Conference Dates

Uni-Bell Welcomes New Members

Volume 21, Number 1, Spring 1998

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Boy Scouts Explore Wastewater Treatment Jamboree

C900/C905:  Not Just For Pipe Anymore – New Editions Of PVC Pipe Standards Approved

Backfill Materials Evaluated In Multi-Year Study

Force Mains Are Focus Of Special Edition

Please Note Our New Email Address

A Letter From The Office Of The Florida Attorney General

Baton Rouge Successfully Sliplines Sewer Lines

Wetland Water Works Wins “Efficiency Award”

ASTM Approves PVC Specification Changes

Volume 20, Number 2, Summer 1997

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An Interview With Dr. L.D. McMullen

Question:  Why Is PVC Pipe Lifting That Bulldozer?  Answer:  Because It Can!

Reader Input:  Checking For Entrapped Air

Bakersfield Goes To Great Depths To Avoid Endangered Fox Dens

Uni-Bell Invites You To Visit Us In Atlanta!

Visit Uni-Bell’s Brand New Web Site!          

Uni-Bell Introduces Hydraulics Program

PVC Force Main Design

HDPE & PVC Pressure Pipe:  Similar Yet Different

Volume 20, Number 1, Spring 1997

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PVC Sewer Pipes Show Long Term Performance

NCHRP Increases Funding To Investigate HDPE Pipe Cracks

PVC Sliplining Solves Sinkhole Crisis

PVC Helps Nature Heal Itself In Ontario’s Lakes

After 27 Years, PVC Water Main Pipeline Still Serves The Village Of Mundelein, Il

Uni-Bell Member Donates $15,000 Of Pipe To Devastated Colorado Town

Joint Restrain System Used On PVC Water Lines

Monroe Township, NJ Receives One Of The Deepest PVC Installations Ever

Uni-Bell Welcomes New Member

37-Year-Old Canadian Pipe Spans The Test Of Time

Electronic Version Of Handbook Sells Out

Volume 19, Number 2, Fall 1996

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Uni-Bell Celebrating 25 Years

Cracking And Buckling Problems Revealed In Corrugated HDPE Pipe

An Open Letter To AASHTO Members

Rankin Joins Uni-Bell

A Special Report – Uni-Bell Gives You The Facts Of The Matter

Industry Applauds Two New Consensus Standards For Installing PVC Pipe

Randolph, Vermont Looks Downstream With New Stormwater System

Uni-Bell Welcomes New Members

Handbook Available In Electronic Format; Uni-Bell Gets E-Mail Address

Volume 19, Number 1, Spring 1996

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Survey Reveals PVC Water Mains Save Money

Vinyl Industry Helps Build Affordable Los Angeles Housing

Air Entrapment:  The Other Surge Pressure

Influence Of Embedment Quality On The Design Safety Factors For Buried Pipes

PVC Profile Wall Finds A Home In NYC

Uni-Bell Welcomes New Members

San Antonio Sliplines 48-Inch Sanitary Sewer

Hydraulic Analysis Of Leaky Water Distribution Systems

Our Readers Write

Volume 18, Number 2, Summer 1995

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Corrosion Is Pollution

Uni-Bell Offers Design Software

ASTM Proceedings Available – Buried Plastic Pipe Technology 2nd Volume          

Uni-Bell’s New Software

Town Expands Water Pollution Control Facility

PVC Solves Sinking Truck Dilemma

Uni-Bell Recognizes Technical Contributor

PVC Goes To Prison

33 Deep Ribbed Profile PVC Pipe Sanitary Sewer Application

Combustion Concerns Not Supported In Facts

Uni-Bell Issues Updated Publications

PVC Pipe Sets The Standard For Gravity Flow Plastic Pipe Performance

Uni-Bell May Want You

Volume 17, Number 1, Spring 1994

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Nature Relies On Chlorine And So Do We

Urgent Action Request

Independent Study Sings the Praises of PVC Water Pipe

Ductile Iron, Why A New Standard?

Fisher Joins Uni-Bell

Second Symposium on Buried Plastic Pipe Technology

See You In New York!

Why Is That PVC Purple?

Large Diameter Profile Pipe Provides Better Option

30” PVC Force Main Helps Nathitoches Grow

Understanding Transients In Pipeline Systems

Volume 16, Number 1, Summer 1993

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Evaluation Finds Environmental and Safety Benefits

Understanding Transient Pressure in Complex Pipelines

ASTM Publishes New Air Test Standands

Which PVC Pressure Pipe Standard Do I Use?

Tight Joints Are Needed In Storm Drainage

Large Diameter Profile Pipe Sewers Kings Grant

Oklahoma City’s First Large Scale PVC Sliplining Project A Success

Infiltration Limits Keep Changing For the Better

Uni-Bell Member Update

Analyzing the Stiffness of Profile Pipes

Volume 15, Number 1, Summer 1992

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Abrasion Study Grades PVC Over Concrete

Uni-Bell Proudly Celebrates 20th Anniversay

Designing PVC Pressure Capacity

“Power For The Future”

Uni-Bell Welcomes New Members

Scepter and Canron Announce Merger

New PVC Fittings Are A Match For C900 Pipe

City of Scarborough Chooses PVC Fittings For PVC Pipe

A Long and Winding Road ... to the Bull Creek Project

Load Testing Results: Profile Pipes Under Shallow Cover

PVC Community Benefits From PRO and Uni-Bell Alliance

Moser Offers Ready-To-Apply Pipe Design

Uni-Bell Video Discusses “Tapping PVC Pressure Pipe”

Volume 14, Number 1, Summer 1991

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Is PVC Pipe Strain Limited After All These Years?

In Quebec: A Unique Solution To An Old Problem

Uni-Bell Issues Updated Publications

Big PVC Popular Across The US

PVC Protects Water Quality In Drought-Stricken California

ASTM Symposium Proceedings Available

Uni-Bell Welcomes New Members

PVC Compounding Primer

In Case You Missed It: The Broken Pipe Was Clay

Let’s Meet At AWWA

Flexible Pipes Conference Held In Columbus

Chairman’s Message

New Edition of Handbook Available In September

Volume 13, Number 1, Summer 1990

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A History Of Success: Case Histories Revisited

McGraw Hill Professional News / Buried Pipe Design

Uni-Bell Issues New, Updated Publications

AASHTO Publishes New PVC Pipe Specification

Chairman’s Message

Durability Is the Key To Lowering Infrastructure Costs

PVC Helps Gateway Arch

The Early History Of PVC

Uni-Bell Welcomes New Members

AWWA, Uni-Bell And You!

Dallas Pipe Symposium

Inside the Manhole: New Design On A Leaky Link

Back To Basics: Hydrostatic Design Basis

Radial-Ribbed PVC Installed 40 Feet Deep

Volume 12, Number 1, Summer 1989

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15 Year Old PVC Sewer Pipe Passes The Tests of Time

Batavia Breaks Ground With North America’s Largest Diameter PVC Pressure Pipe Installation

AWWA Approves C900 Update

AWWA Board of Directors Approves PVC Transmission Pipe Standard

Chairman’s Message

AWWA Appoints PVC Committee

Dual PVC Force Main Relieves Pembroke Pines, Florida

Correction: AASHTO Design Specification Example

Uni-Bell Welcomes New Members

Dallas Installs First 18-Inch PVC Circumferentially-Ribbed Sewer Pipe

Come See Us At AWWA!

The Effects of Deflection on Sewer Hydraulics

PVC Force Main Design Is Key To Long-Term Performance

Back To Basics: Pipe Stiffness Fundamentals

Pressure Fittings: A Non-Corrosive Connection

Volume 11, Number 1, Summer 1988

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Sewer Evaluation Says “Yes” To PVC

AASHTO Adopts PVC Pipe Design Specification

Uni-Bell Issues New, Updated Publications

Boston To Host DSS

Three Too Many

Uni-Bell Welcomes New Members

Indirect Additive Program Nears Completion

A Discussion Of PVC Pipe Under Vacuum

“Pipe Calcs” Streamlines Design

Don’t Overlook Abrasion Resistance

DR 25 Transmission Pipe A Bonus For Nacogdoches

Riser Problems Demand The Designers Attention

Chairman’s Message

Former Uni-Bell Administrator Remembered For Dedication

A Discussion Of Riser Problems

Internal Pressure Design For PVC Pressure Pipe

Changing Of The Guard In Pueblo, Colorado

Volume 10, Number 1, Summer 1987

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PVC Pressure Pipe Excavation Reveals 22 Years Old And Fit As A Fiddle

Data Has Verified Long-Term Strength

UNI-B-9 Revised To Include Small Diameter PVC Pipe

Disney Sewer Project No Mickey Mouse

Uni-Bell Welcomes New Members

Handbook Supplement Available From Uni-Bell

Bauer Joins Uni-Bell

Design For Large Diameter PVC Pressure Pipe

Uni-Bell Issues PVC Pressure Fittings Standard

Corpus Christi Engineers Upsize Sewer Line With PVC

University of California Survey Confirms Water Main Performance

Pipe Performance Indicates SDR Selection

Hydraulic Analyses Of Flow In Partially Full Pipes

Mid-Valley Force Main Allows Growth

Volume 9, Number 1, Summer 1986

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Dade County Accepts PVC Sewers

Steep Slope Sewer Construction Criteria

Dallas Cowboys Score With PVC

Arlington Elects PVC For Extra Deep Sewer

Uni-Bell Salutes Three Associates

Large Diameter Standard Again Available (B-11)

Iron Uses PVC To Solve Problem

Texans Choose Large Diameter Pipe

Minneapolis To Host DSS

Load-Deflection Criteria: How Do They Measure Up?

A Discussion Of Load-Deflection

Uni-Bell Elects Officers For 1986

Technical Contributors Honored

Lift Station Head Curve Calculation Program

PVC Water Pipe Questionnaire

Volume 8, Number 1, Summer 1985

(View Edition)

Chicago Evaluates PVC

Large Diameter Pipe Standard Published

Proctor Density: Confusion May Prove Costly

27 Inch PVC Sewer Pipe Solves Capacity Problem

Remember Our International Members

$2 Million Of PVC Serves Seven Cities

Clinton City Officials Pick PVC For Long Life

Tom Switalski Appointed Chairman of Uni-Bell Technical Committee

Technical Director Appointed

International Conference Slated For August

Institute Digs Up Old PVC To Evaluate Characteristics

Canadian Town Switch To PVC Saves $100,000

Evaluating Cross Sectional Area Of Circular Pipe

Let Us See Your Programs!

Volume 7, Number 1, Summer 1984

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Study Reveals Why Water Pipes Fail

Movable Shield Change Allows Proper Embedment

Emphasis On Excellence

New Logo Is Introduced At Annual Meeting

Remember Our Members

The Rewards Of Excellence

PVC Pipeline Solves Water Problem

Manning Equation For Partially Full Circular Pipe

Uni-Bell Sponsors NUCA Reception

Volume 6, Number 3, Fall 1983

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PVC Chosen For 645-Mile Water System in Egypt’s Land of the Pharaohs

Canadian Hospital Picks C900

Proper Manning’s “n” For Sanitary Sewer Design

Evaluating Cross-Sectional Area Of Circular Pipe

Structural / Ring Deflection

Pasquotank Co. Installs Rural Water System

PVC Sewer Pipe Savings Account

UNI-B-8 Available

CE’s Call For Technical Papers

Heimel Chairs Development Committee

Volume 6, Number 2, Summer 1983

(View Edition)

Focus: Infrastructures (What Lies Below?)

Testing Tips From A Contractor

Specs Provide Design Info

Miracle At St. Johns

Allowable Leakage Destined For Obsolescence

Pipe Expert Addresses International Meeting

152 Miles of PVC Pipe Planned and Laid In Wyoming

The Horns Are Tooting!

Numerous Factors Considered Before PVC Chosen In Michigan

They’re Particular In R.I.

PVC Proves Economical at Wester Groves, Missouri