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General Order 64-A

 

Appendix B

 

Mechanical And Loading Data For Conductors

 

TABLE 23

CHARACTERISTICS OF ALUMINUM CABLE STEEL REINFORCED BARE

WIND AND ICE LOADS

Actual size C.M. or A.W.G.

Copper equivalent C.M. or A.W.G

Diameter inches

Area of aluminum Sq. in

Area of steel   Sq. in

Elastic limit, lbs

Ultimate strength, lbs

Loading Per Linear Foot of Conductor, Pounds

Light Loading District

Heavy Loading District

Vertical Conductor only

Horizontal - Wind, 8 lbs per square foot

Resultant Load

Vertical, Conductor + inch Ice

Horizontal -Wind 6 Lbs per Sq. Ft. on Conductor + inch Ice

Resultant Load

1,033,500

650,000

1.246

0.8117

0.1052

25,000

36,300

1.332

0.831

1.570

2.419

1.123

2.670

795,000

500,000

1.093

.6244

.0809

19,250

27,950

1.024

.729

1.256

2.008

1.046

2.261

500,000

314,500

0.904

.3927

.0916

17,400

24,080

0.783

.609

.0.988

1.654

0.953

1.828

397,500

250,000

.806

.3122

.0728

13,800

19,170

.622

.536

.850

1.431

.903

1.690

336,400

4/0

.741

.2642

.0616

11,715

16,200

.527

.494

.723

1.297

.871

1.562

266,800

3/0

.633

.2095

.0273

6,470

9,385

.343

.422

.543

1.046

.817

1.327

4/0

2/0

.563

.1662

.0277

5,940

8,435

.295

.376

.478

0.954

.782

1.234

3/0

1/0

.502

.1318

.0219

4,690

6,660

.233

.334

.407

.853

.751

1.136

2/0

1

.447

.1045

.0174

3,730

5,300

.185

.298

.351

.772

.724

1.054

1/0

2

.398

.0829

.0138

2,960

4,200

.147

.266

.303

.704

.699

0.991

2

4

.316

.0521

.0087

1,860

2,660

.092

.210

.228

.598

.658

.888

4

6

.250

.0328

.0055

1,170

1,665

.058

.169

.177

.523

.625

.814