Similar to "MV" Long-Span model, except with a gently curved, braced mastarm. It is often selected by designers and architects as a better design alternative. Mastarm curves upward to 3 feet above the pole top. Recommended for Interstate Freeway Systems where high speeds demand positive illumination of exits, entrances, bridges and signs. Model “Z” design is compatible with davit type arm installations.

Breakaway Safety Bases meeting AASHTO requirements are available.

Finish:
Choice of Millerbond Factory Finish, Prime Coat, Self-Weathering or Galvanized.

Shaft Material:
High-strength steel with minimum yield strength of 50,000 PSI; ultimate tensile strength of 70,000 PSI.

Note:
Poles with mounting height over 42 feet are furnished in two sections with a telescoping joint.

Twin Models Available:

Base Styles:

 (Click Image for More Information)

Mast Arm

Mounting

Max EPA

Weight of

Dimensions

Anchor Bolt

Model

Spread

Height

@80 MPH

Pole (lbs.)

Top / Bottom

Circle / Size

No.

10'

25'

3.2

314

5.0" / 8.6"

11" / 1"x40”

ZA10-250

10'

30'

3.2

358

5.0" / 8.6"

11" / 1"x40”

ZA10-300

10'

35'

3.2

424

5.0" / 9.6"

12" / 1"x40”

ZA10-350

10'

40'

3.2

471

5.0" / 9.6"

12" / 1"x40”

ZA10-400

10'

50'

3.2

743

5.0" / 10.6"

13.5" / 1.25"x48”

ZA10-500

12'

25'

3.2

322

5.0" / 8.6"

11" / 1"x40”

ZA12-250

12'

30'

3.2

366

5.0" / 8.6"

11" / 1"x40”

ZA12-300

12'

35'

3.2

432

5.0" / 9.6"

12" / 1"x40”

ZA12-350

12'

40'

3.2

479

5.0" / 9.6"

12" / 1"x40”

ZA12-400

12'

50'

3.2

751

5.0" / 10.6"

13.5" / 1.25"x48”

ZA12-500

15'

25'

3.2

338

5.0" / 8.6"

11" / 1"x40”

ZA15-250

15'

30'

3.2

382

5.0" / 8.6"

11" / 1"x40”

ZA15-300

15'

35'

3.2

448

5.0" / 9.6"

12" / 1"x40”

ZA15-350

15'

40'

3.2

495

5.0" / 9.6"

12" / 1"x40”

ZA15-400

15'

50'

3.2

767

5.0" / 10.6"

13.5" / 1.25"x48”

ZA15-500

Mast Arm

Mounting

Max EPA

Weight of

Dimensions

Anchor Bolt

Model

Spread

Height

@80 MPH

Pole (lbs.)

Top / Bottom

Circle / Size

No.

10'

25.5'

3.2

347

5.0" / 8.6"

15" / 1"x40”

ZH10-256

10'

30.5'

3.2

391

5.0" / 8.6"

15" / 1"x40”

ZH10-306

10'

35.5'

3.2

472

5.0" / 9.6"

15" / 1"x40”

ZH10-356

10'

40.5'

3.2

519

5.0" / 9.6"

15" / 1"x40”

ZH10-406

10'

50.5'

3.2

783

5.0" / 10.6"

15" / 1.25"x48”

ZH10-506

12'

25.5'

3.2

355

5.0" / 8.6"

15" / 1"x40”

ZH12-256

12'

30.5'

3.2

399

5.0" / 8.6"

15" / 1"x40”

ZH12-306

12'

35.5'

3.2

480

5.0" / 9.6"

15" / 1"x40”

ZH12-356

12'

40.5'

3.2

527

5.0" / 9.6"

15" / 1"x40”

ZH12-406

12'

50.5'

3.2

791

5.0" / 10.6"

15" / 1.25"x48”

ZH12-506

15'

25.5'

3.2

371

5.0" / 8.6"

15" / 1"x40”

ZH15-256

15'

30.5'

3.2

415

5.0" / 8.6"

15" / 1"x40”

ZH15-306

15'

35.5'

3.2

496

5.0" / 9.6"

15" / 1"x40”

ZH15-356

15'

40.5'

3.2

543

5.0" / 9.6"

15" / 1"x40”

ZH15-406

15'

50.5'

3.2

807

5.0" / 10.6"

15" / 1.25"x48”

ZH15-506

Mast Arm

Mounting

Max EPA

Weight of

Dimensions

Anchor Bolt

Model

Spread

Height

@80 MPH

Pole (lbs.)

Top / Bottom

Circle / Size

No.

10'

25'

3.2

364

5.0" / 8.6"

15" / 1"x40”

ZT10-250

10'

30'

3.2

408

5.0" / 8.6"

15" / 1"x40”

ZT10-300

10'

35'

3.2

491

5.0" / 9.6"

15" / 1"x40”

ZT10-350

10'

40'

3.2

538

5.0" / 9.6"

15" / 1"x40”

ZT10-400

10'

50'

3.2

877

5.0" / 10.6"

17" / 1.25"x48”

ZT10-500

12'

25'

3.2

372

5.0" / 8.6"

15" / 1"x40”

ZT12-250

12'

30'

3.2

416

5.0" / 8.6"

15" / 1"x40”

ZT12-300

12'

35'

3.2

499

5.0" / 9.6"

15" / 1"x40”

ZT12-350

12'

40'

3.2

546

5.0" / 9.6"

15" / 1"x40”

ZT12-400

12'

50'

3.2

885

5.0" / 10.6"

17" / 1.25"x48”

ZT12-500

15'

25'

3.2

388

5.0" / 8.6"

15" / 1"x40”

ZT15-250

15'

30'

3.2

432

5.0" / 8.6"

15" / 1"x40”

ZT15-300

15'

35'

3.2

515

5.0" / 9.6"

15" / 1"x40”

ZT15-350

15'

40'

3.2

562

5.0" / 9.6"

15" / 1"x40”

ZT15-400

15'

50'

3.2

901

5.0" / 10.6"

17" / 1.25"x48”

ZT15-500

Millerbernd Manufacturing Company
622 6th Street South, P.O. Box 98
Winsted, Minnesota 55395
dclark@millerberndmfg.com
Phone: (320) 485-2111
Fax: (320) 485-4420