Pacific Steel Structures provides custom engineered steel structures for electrical substations. They produce a variety of structures for different voltage levels, including 115kV, 230kV and 13.8kV structures. The structures are designed and fabricated to meet relevant industry codes and specifications. Materials and finishes used include galvanization for corrosion protection. Engineering drawings and calculations are provided.

1. SUBSTATION STEEL STRUCTURES
Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com

2. 01 115 or 230kV A-Frame Dead-End
02 230kV Intercept Structure
03 230kV Bus & Airbrake Switch Support
04 230kV Single Phase Current Transformer Stand
05 13.8kV 3-Phase Switch Support
06 13.8kV 1200A Switch support
07 13.8kV 5000A Switch Support -A
08 13.8kV 5000A Switch Support-B
09 13.8kV Grounding Transformer Support
10 13.8kV 3-Phase Single Leg Bus Support
11 13.8kV 3-Phase Two Leg Bus Support
12 13.8kV Bus or Insulator Support
13 13.8kV 3-Phase Vertical Bus Suspension Support
14 13.8kV 3-Phase Bus Support with PT Mount
15 13.8kV 3-Phase Bus Jumper Structure
Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com

3. 115 or 230kV
A-Frame Dead-
End
Custom Engineered Substation Structures
 Custom designed to
meet your dimensional
requirements.
 PE certified drawing &
Materials:
calculation package Tubes: ASTM A500 Gr. B
provided. Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
 Galvanized to ASTM Base Plates: ASTM A572 Gr. 50
Erection Bolts: ASTM A325X
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-
05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction 19814 E Pheasant Dr., Greenacres, WA 99016
Manual", 13th Edition. Phone: (509) 921-5835 Fax: (509)921-5857
[Type text]
www.pacificsteelstructures.com 1

4. 230kV Intercept
Structure
 Custom designed to
meet your dimensional Custom Engineered Substation Structures
requirements. Materials:
Tubes: ASTM A500 Gr. B
 PE certified drawing & Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
calculation package Base Plates: ASTM A572 Gr. 50
Erection Bolts: ASTM A325X
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
2

5. 230 kV Bus and
Airbreak Switch
Support Structure
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
requirements. Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 PE certified drawing & Erection Bolts: ASTM A325X
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction 19814 E Pheasant Dr., Greenacres, WA 99016
Manual", 13th Edition. Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
3

6. 230 kV Single
Phase Current
Transformer Stand
 Custom designed to
Custom Engineered Substation Structures
meet your dimensional
requirements. Materials:
Tubes: ASTM A500 Gr. B
 PE certified drawing & Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
calculation package Base Plates: ASTM A572 Gr. 50
provided. Erection Bolts: ASTM A325X
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction 19814 E Pheasant Dr., Greenacres, WA 99016
Manual", 13th Edition. Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
4

7. 13.8 kV 3-Phase
Switch Support
 Custom designed to Custom Engineered Substation Structures
meet your dimensional
requirements. Materials:
Tubes: ASTM A500 Gr. B
 High or Low Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
Configuration Base Plates: ASTM A572 Gr. 50
Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
5

8. 13.8kV 1,200Amp
Switch Support
 Custom designed to
meet your dimensional
Custom Engineered Substation Structures
requirements.
 PE certified drawing & Materials:
Tubes: ASTM A500 Gr. B
calculation package Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
provided. Base Plates: ASTM A572 Gr. 50
Erection Bolts: ASTM A325X
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
 Steel: AISC "Steel Construction
Manual", 13th Edition.
Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
6

9. 13.8 kV 5,000Amp
Switch Support
 Custom designed to
meet your dimensional
requirements. Custom Engineered Substation Structures
 PE certified drawing &
Materials:
calculation package Tubes: ASTM A500 Gr. B
Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
provided. Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 Galvanized to ASTM Erection Bolts: ASTM A325X
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
 Steel: AISC "Steel Construction Pacific Steel Structures, LLC
Manual", 13th Edition. 19814 E Pheasant Dr., Greenacres, WA 99016
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
7

10. 13.8kV 5,000Amp
Switch Support
 Custom designed to
meet your dimensional Custom Engineered Substation Structures
requirements. Materials:
Tubes: ASTM A500 Gr. B
 PE certified drawing & Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
calculation package Base Plates: ASTM A572 Gr. 50
provided. Erection Bolts: ASTM A325X
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
8

11. 13.8 kV Grounding
Transformer
Support
Custom Engineered Substation Structures
Materials:
 Custom designed to meet Tubes: ASTM A500 Gr. B
your dimensional Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
requirements. Base Plates: ASTM A572 Gr. 50
Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and ASCE
Manual 113
 Short Circuit Force: USDA/RUS Bulletin
1724E-300 (June 2001), Section 4.11 Rigid
Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613, ASCE
7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction Manual", 19814 E Pheasant Dr., Greenacres, WA 99016
13th Edition. Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com 9

12. 13.8 kV 3-Phase
Single Leg Bus
Support
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
requirements. Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 PE certified drawing & Erection Bolts: ASTM A325X
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
 Steel: AISC "Steel Construction
Pacific Steel Structures, LLC
Manual", 13th Edition.
19814 E Pheasant Dr., Greenacres, WA 99016
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
10

13. 13.8kV 3-Phase
Two Leg Bus
Support
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
requirements. Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 High or Low Buss Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
11

14. 13.8kV Bus
Support or
Insulator Support
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
requirements. Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 High or Low Buss Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
12

15. 13.8 kV 3-Phase
Vertical Bus
Suspension
Support Custom Engineered Substation Structures
Materials:
Tubes: ASTM A500 Gr. B
 Custom designed to Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
meet your dimensional Base Plates: ASTM A572 Gr. 50
requirements. Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction
19814 E Pheasant Dr., Greenacres, WA 99016
Manual", 13th Edition.
Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
13

16. 13.8 kV 3-Phase
Bus Support with
PT Mount
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
requirements. Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 PE certified drawing & Erection Bolts: ASTM A325X
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06.
Pacific Steel Structures, LLC
 Steel: AISC "Steel Construction 19814 E Pheasant Dr., Greenacres, WA 99016
Manual", 13th Edition. Phone: (509) 921-5835 Fax: (509)921-5857
www.pacificsteelstructures.com
14

17. 13.8kV 3-Phase
Bus Jumper
Structure
Custom Engineered Substation Structures
 Custom designed to
Materials:
meet your dimensional Tubes: ASTM A500 Gr. B
Shapes / Plates: ASTM A36 / ASTM A572 Gr. 50
requirements. Wide Flanges: ASTM A992
Base Plates: ASTM A572 Gr. 50
 High or Low Buss Erection Bolts: ASTM A325X
 PE certified drawing &
calculation package
provided.
 Galvanized to ASTM
A123.
Design Codes and Specifications:
 Industry: NESC, IEEE Std 605, and
ASCE Manual 113
 Short Circuit Force: USDA/RUS
Bulletin 1724E-300 (June 2001),
Section 4.11 Rigid Bus Design.
 Wind: Per 2009 IBC & ASCE/SEI 7-05.
 Seismic: Per 2006 IBC Section 1613,
ASCE 7-05 Sections 15.1.3 & 12.8.
 Welding: ANSI/AWS D1.1-06. Pacific Steel Structures, LLC
19814 E Pheasant Dr., Greenacres, WA 99016
 Steel: AISC "Steel Construction
Phone: (509) 921-5835 Fax: (509)921-5857
Manual", 13th Edition.
www.pacificsteelstructures.com
15