Gas pipe made of Rilsan® PA 11 has been installed in a variety of outdoor environments and soil conditions. Below are highlights of just a few of our many case studies.

Utility Participation in PA-11 Evaluation Project (3.2 MB PDF) Louisiana Field Installation Case Study (3.4 MB PDF) Nashville Gas PA 11 Installation Case Study (1.4 MB PDF)

Rilsan® PA-11 Piping was Successfully Installed by Public Service of New Mexico - November 11, 2004

Utility	Motivation	Pressure/ Length	Comments	Status
Nicor Gas Naperville, IL	First Trial	150 psig/ 500 ft	Private Property	Complete 10/97
Nicor Gas Naperville, IL	First PROW Installation	150 psig/ 1 mile	No hot tapping	Complete 12/99
Atmos Energy, Choctaux, LA	"Wet" Environment	90 psig/ 500 ft	No waiver required (<100 psig)	Complete 2/02
Piedmont Gas Nashville, TN	"Rocky" Soil Conditions	175 psig/ 6000 ft	Use 0.4 DF Service tees installed at line pressure	Complete 4/03
Questar Delta, UT	"Cold" Climate	200 psig/ 4000 ft	Use 0.4 DF Maxiumum MAOP for SDR-11 pipe	Complete 6/03
City of Mesa Mesa, AZ	"Hot/Dry" Environment	120 psig/ 800 ft	Using HDB at 140oF, DF=0.32 Installation dept - 5ft Staged P increase	Complete 6/04
PNM Lake Arthur, NM	"Hot/Dry"	175 psig/ 2.5 miles	Use 0.4 DF 1000 ft coils	Complete 11/04

To learn how much you can save on your next installation, call us at: 1-800-286-4110 or contact us.