PSC has a long history of serving the Nuclear Industry’s needs for In-Service Inspection of post-tensioned systems.  PSC has been involved with just about every post-tensioned containment building in the country, and most for quite some time.  The tables below summarize the vast experience PSC has, and the services that have been provided to each plant.  Click on the links below to be taken to a specific plant’s history with PSC.

Arkansas Nuclear One	Millstone Nuclear Power Plant
Braidwood Nuclear Station	Oconee Power Plant
Brunswick	Palisades Nuclear Power Plant
Byron Nuclear Station	Point Beach
Callaway	South Texas Project
Calvert Cliffs	Three Mile Island
Crystal River	Trojan
Darlington	Turkey Point Nuclear Power Plant
Farley Nuclear Station	V. C. Summer Nuclear Station
Fort Calhoun Nuclear Station	Vogtle
Ginna	Wolf Creek
Lasalle County Station	Zion Nuclear Power Plant

Arkansas Nuclear One				Russellville, AR
Arkansas Power & Light Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1988	*	*	*	*	*	*
1993	*	*	*	*	*	*
1999	*	*	*	*	*	*
2004	*	*	*	*	*	*
2005	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
2000	2	Replacement of 22 horizontal and 6 vertical tendons with detensioning of additional 6 horizontal and 18 vertical tendons. Reinstalling and stressing tendons for replacement of steam generator through wall of containment. Subcontract Bechtel Power Corp.
2005	1	Replacement of 22 horizontal and 6 vertical tendons with detensioning of additional 6 horizontal and 18 vertical tendons. Reinstalling and stressing tendons for replacement of steam generator through wall of containment.  Subcontract to SGT Corp.

Braidwood Nuclear Station				Braidwood, IL
Commonwealth Edison Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1987	*	*	*	*	*	*
1988	*	*	*	*	*	*
1990	*	*	*	*	*	*
1992	*	*	*	*	*	*
1996	*	*	*	*	*	*
1997	*	*	*	*	*	*
1998	*	*	*	*	*	*
1999	*	*	*	*	*	*
2000	*	*	*	*	*	*
2001	*	*	*	*	*	*
2006	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
1998	1	Detensioning of 38 vertical and 32 horizontal tendons, reinstalling and stressing tendons for replacement of steam generator through wall of containment. Subcontract to Bechtel Power Corp.

Brunswick				Southport, NC
Carolina Power & Light
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1986	Recommendation to Specification & Complete Surveillance Program & Manual
1994	*	*	*	*	*	*
2000	*	*	*	*	*	*
2006	*	*	*	*	*	*

Byron Nuclear Station				Byron, IL
Commonwealth Edison Co.
Year	Unit	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report
1986	1	*	*	*	*	*
1987	1 & 2	Additional Visual In-Service & Inspection for Selected Tendons
1988	2	*	*	*	*	*
1990	1 & 2	*	*	*	*	*
1993		*	*	*	*	*
1999	1 & 2	*	*	*	*	*
2004	1 & 2	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
1997	1	Detensioning of 38 vertical and 32 horizontal tendons, reinstalling and stressing tendons for replacement of steam generator through wall of containment. Subcontract to Bechtel Power Corp.

Callaway				Fulton, MO
Union Electric
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1988	Supply Post-Tensioning Parts under Quality Assurance Program
1989	*	*	*	*	*	*
1994	*	*	*	*	*	*
1999	*	*	*	*	*	*
2004	*	*	*	*	*	*

Calvert Cliffs				Lusby, MD
Baltimore Gas & Electric Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1991	*	*	*
1996	*	*	*
2002	*	*	*

Crystal River				Crystal River, FL
Florida Power & Light
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1997	*		*		*	*
1998					*	*	System maintenance and topping off grease cans.
2001	*		*		*	*

Darlington				Newcastle Township- Ontario, Canada
Ontario Hydro
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1992	*	*	*	*	*	*
1997	*	*	*	*	*	*

Farley Nuclear Station				Dothan, AL
Alabama Power Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1997	Develop Specifications, Manual Testing Program & Supply Anchorages
1998	Supply grease can for post tensioning under Quality Control Program
2001	*	*	*	*	*	*

Fort Calhoun Nuclear Station				Fort Calhoun, NE
Omaha Public Power District
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1986	*	*	*	*	*	*
1991	*	*	*	*	*	*
1996	*	*	*	*	*	*
2001	*	*	*	*	*	*
2006	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
2006	1	Replacement of 68 helical tendons with detensioning of additional 40 helicals tendons. Reinstalling and stressing tendons for replacement of steam generator through wall of containment. Subcontract to Bechtel Power Corp.

Ginna				Ontario, NY
Rochester Gas & Electric Corp.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1995	*	*	*	*	*	*
2000	*	*	*	*	*	*
2005	*	*	*	*	*	*

Lasalle County Station
Commonwealth Edison Co.
Year	Unit	QA Control Inspector	Calibration	Field Tech Asst.	Equipment	Other
1996	1 & 2			*	*
1988				*	*
1992	1	*	*	*	*
1997	1 & 2	*	*	*	*
1999	2	*	*	*	*
2003	1 & 2	*	*	*	*
2004	1 & 2	*	*	*	*

Millstone Nuclear Power Plant				Waterford, CT
Northeast Utilities
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1992	*	*	*	*	*	*
1996	*	*	*	*	*	*
2001	*	*	*	*	*	*
2006	*	*	*	*	*	*

Oconee Power Plant				Senneca, SC
Duke Power Co
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1996	*	*	*	*	*	*
2000	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
2003	1	Replacement of 60 horizontal and vertical tendons for replacement of steam generator through wall of containment. Subcontract to SGT Corp.
2006	2 & 3	Replacement of 120 horizontal and vertical tendons for replacement of steam generator through wall of containment. Subcontract to SGT Corp.

Palisades Nuclear Power Plant				Covert, MI
Consumers Power Co
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1987	*	*	*	*	*	*
1992	*	*	*	*	*	*
1997	*	*	*	*	*	*
2002	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
1990	1	Detensioning of 120 tendons, removal of 50 tendons, reinstalling and stressing tendons for replacement of steam generator through wall of containment.

Point Beach				Two Rivers, WI
Wisconsin Electric
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1999	*	*	*	*	*	*
2003	*	*	*	*	*	*

South Texas Project				Wasworth, TX
STPNOC
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
2003	*	*	*	*	*	*

Three Mile Island				Middletown, PA
G. P. U. Nuclear
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1989	*	*	*	*	*	*
1994	*	*	*	*	*	*
1999	*	*	*	*	*	*
2004	*	*	*	*	*	*

Trojan				Rainer, OR
Portland General Electric Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1991	*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
1994	1	Complete detensioning of the containment, 70 vertical and 152 hoop tendons and removal of 16 horizontal and 8 vertical tendons to allow removal of steam generators.
1996	1	Removal of an additional 6 verticals and 5 horizontals for reactor removal.

Turkey Point Nuclear Power Plant				Florida City, FL
Florida Power & Light Co.
Year	Callibration	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report
1987	*			*
1992	*			*
2001		*	*	*	*	*	*
2006		*	*	*	*	*	*
2007		*	*	*	*	*	*
Tendon Removal & Replacement
Year	Unit	Description
2004	3	Replacement of 50 horizontal and vertical tendons for replacement of steam generator through wall of containment. Subcontract to SGT Corp.
2004	4	Replacement of 50 horizontal and vertical tendons for replacement of steam generator through wall of containment. Subcontract to SGT Corp.

V. C. Summer Nuclear Station				Parr, SC
South Carolina Electric & Gas Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1987							Supplied spare parts including three 400' spare tendons.
1989							Supply spare parts for Post-Tensioning System.
1990	*	*	*	*	*	*
1996	*	*	*	*	*	*
2000	*	*	*	*	*	*
2004		*	*	*			Ispection and regrease of vertical tendons.
2006	*	*	*	*	*	*

Vogtle				Waynesboro, GA
Georgia Power Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1987	*	*	*	*	*	*
1995	*	*	*	*	*	*
2000	*	*	*	*	*	*
2005	*	*	*	*	*	*

Wolf Creek				Burlington, KS
Wolf Creek Nuclear Operation Corp.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1989	*	*	*	*	*	*
1994	*	*	*	*	*	*
2000	*	*	*	*	*	*
2005	*	*	*	*	*	*

Zion Nuclear Power Plant				Zion, IL
Commonwealth Edison Co.
Year	In-Service Inspection	Material	Equipment	Quality Assurance	Engineering	Surveillance Report	Other
1992	*	*	*	*	*	*