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General Order 64-A

 

Appendix B

 

Mechanical And Loading Data For Conductors

 

TABLE 16

CHARACTERISTICS OF HARD DRAWN COPPER WIRE STRANDED BARE.

WIND AND ICE LOADS

Size

External Diameter

Strand Diameter

Number strands

Area Conductor, sq. in.

Ultimate tension in pounds

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

1,000,000 C.M.

1.156

0.1284

61

0.7898

41,175

3.0900

0.770

3.185

4.116

1.078

4.260

800,000 C.M.

1.033

.1148

61

.6314

35,575

2.4700

.688

2.562

3.425

1.016

3.560

500,000 C.M.

0.813

.1162

37

.3927

22,510

1.5440

.541

1.638

2.358

0.906

2.530

300,000 C.M.

.629

.1257

19

.2356

13,510

0.9263

.419

1.017

1.626

.814

1.820

250,000 C.M.

.574

.1147

19

.1963

11,260

.7719

.382

0.861

1.438

.787

1.640

0000

.522

.1739

7

.1662

9,155

.6533

.347

.740

1.287

.761

1.50

000

.464

.1548

7

.1318

7,365

.5181

.309

.603

1.116

.732

1.330

00

.414

.1379

7

.1045

5,925

.4109

.276

.495

0.977

.707

1.210

0

.68

.1228

7

.0829

4,750

.3258

.245

.408

.864

.684

1.100

1

.328

.1093

7

.0657

3,805

.2584

.218

.338

.771

.664

1.020

2

.292

.0974

7

.0521

3,045

.2049

.194

.282

.696

.646

0.950

4

.232

.0772

7

.0327

2,125

.1290

.154

.201

.583

.616

.848

6

.184

.0612

7

.0206

1,350

.0810

.122

.146

.505

.592

.778

8

.146

.0486

7

.0130

850

.0510

.097

.110

.452

.573

.730