Change List for this Rule

 

General Order 95

 

Appendix B

 

Mechanical and Loading Data for Conductor


Table 19    Copper Wire - Stranded and Solid - Double Braid Weatherproof - Characteristics and Loading

 

Characteristics of Conductor

Loading Per Linear Foot of Conductor, Pounds

Size of Cable or Wire, Clr. Mils or AWG

Component Wires(Strands)

Diameter With Covering Inches *


Area Without Covering Square Inch


Ultimate Tensile Strength, Pounds

Light Loading District

Heavy Loading District

Number

Diameter, Inch

Hard Drawn **

Medium HardDrawn ***

Vertical Load, Conductor Only

Horizontal Load, Wind of8 Lbs per Sq. Ft. on Conductor

Resultant Load

    Vertical Load, Conductor with 1/2 of Ice

    Horizontal Load, Wind of6 Lbs per Sq. Ft. on Conductor with 1/2 of Ice

Resultant Load

1,000,000

61

0.1280

1.430

0.7854

45,030

37,210

3.456

0.9534

3.585

4.6561

1.1250

4.812

750,000

61

.1109

1.195

.5890

34,090

28,272

2.635

.7967

2.753

3.6890

1.0975

3.849

500,000

37

.1162

1.081

.3927

22,510

18,726

1.765

.7207

1.906

2.7481

1.0405

2.938

350,000

19

.1357

0.867

.2749

15,590

13,024

1.248

.5780

1.375

2.0980

0.9335

2.296

250,000

19

.1147

.740

.1964

11,365

9,366

0.9070

.4934

1.032

1.6780

.8700

1.890

0000

7

.1739

.685

.1662

9,154

7,772

.7450

.4567

0.874

1.4818

.8425

1.704

000

7

.1548

.640

.1318

7,366

6,204

.6040

.4267

.740

1.3128

.8200

1.548

00

7

.1379

.560

.1045

5,925

4,952

.4820

.3734

.610

1.1411

.7800

1.382

0

7

.1228

.546

.0829

4,753

3,953

.3880

.3640

.532

1.0384

.7730

1.294

1

7

.1093

.445

.0657

3,802

3,154

.3030

.2967

.424

0.8906

.7225

1.147

2

7

.0974

.415

.0521

3,042

2,517

.2460

.2767

.370

.8149

.7075

1.079

4

7

.0772

.344

.0328

1,940

1,604

.1550

.2293

.277

.6798

.6720

0.956

4

1

-

.337

.03278

1,970

1,642

.1535

.2247

.272

.6739

.6685

.949

6

1

-

.290

.0206

1,280

1,046

.1030

.1933

.219

.5942

.6450

.877

8

1

-

.246

.01297

826

667

.0680

.1640

.178

.5319

.6230

.819


*    Average outside diameter observed commercially.
**    Minimum ultimate strengths of ASTM Specifications, B 1 - 39.
***    For stranded conductors, 90% minimum ultimate strength of ASTM Specifications, B 2 - 39, plus 1/4 of the difference between maximum and 90% of minimum ASTM values; for solid conductors, minimum ultimate strengths of ASTM Specifications, B 2 39, plus 1/4 of the difference between minimum and maximum.