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Code of Federal Regulations Title 29. Labor § 29.1915.118 Tables

Current as of January 02, 2025 | Updated by Findlaw Staff

The provisions of this section apply to ship repairing, shipbuilding and shipbreaking.

TABLE E-1—DIMENSIONS AND SPACING OF WOOD INDEPENDENT-POLE SCAFFOLD MEMBERS

Light duty (Up to 25 pounds per square foot)–Height in feet

Heavy duty (25 to 75 pounds per square foot)–Height in feet

Structural members

≤24

>24≤40

>40≤60

≤24

>24≤40

>40≤60

Poles or uprights (in inches)

2 x 4

3 x 4 or 2 x 6

4 x 4

3 x 4

4 x 4

4 x 6

Bearers (in inches)․․

2 x 6

2 x 6

2 x 6

2 x 8

2 x 8

2 x 10

Ledgers (in inches)․․

2 x 6

2 x 6

2 x 6

2 x 8

2 x 8

2 x 8

Stringers (not supporting bearers) (in inches)

1 x 6

1 x 6

1 x 6

1 x 6

1 x 6

1 x 6

Braces (in inches)․․․

1 x 4

1 x 6

1 x 6

1 x 6

1 x 6

1 x 6

Pole spacing–longitudinally (in feet)

7 1/2

7 1/2

7 1/2

7

7

7

Pole spacing–transversely (in feet)

6 1/2 min

7 1/2 min

8 1/2 min

6 1/2

10

10

Ledger spacing–vertically (in feet)

7

7

7

4 1/2

4 1/2

4 1/2

TABLE E-2—SPECIFICATIONS FOR SIDE RAILS OF LADDERS

Cross section (in inches)

Length (in feet)

At ends

At center

15․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1 7/8 x 2 3/4

1 7/8 x 3 3/4

16․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1 7/8 x 2 3/4

1 7/8 x 3 3/4

18․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1 7/8 x 3

1 7/8 x 4

20․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1 7/8 x 3

1 7/8 x 4

24․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1 7/8 x 3

1 7/8 x 4 1/2

TABLE E-3—SPECIFICATIONS FOR THE CONSTRUCTION OF HORSES

Height in feet

Structural members

≤10

>10≤16

16≤20

inches

inches

inches

Legs․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

2 x 4

3 x 4

4 x 6

Bearers or headers․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

2 x 6

2 x 8

4 x 6

Crossbraces․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

2 x 4

2 x 4

2 x 6

or

1 x 8

Longitudinal braces․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

2 x 4

2 x 6

2 x 6

TABLE E-4—SAFE CENTER LOADS FOR SCAFFOLD PLANK OF 1,100 POUNDS FIBRE STRESS

Lumber dimensions in inches

Span in feet

A

B

A

B

A

B

A

B

A

B

2 x 10

1 5/8 x 9 1/2

2 x 12

1 5/8 x 11 1/2

3 x 8

2 5/8 x 7 1/2

3 x 10

2 5/8 x 9 1/2

3 x 12

2 5/8 x 11 1/2

6․․․․․․․․․․․․․․․․

256

309

526

667

807

8․․․․․․․․․․․․․․․․

192

232

395

500

605

10․․․․․․․․․․․․․․․

153

186

316

400

484

12․․․․․․․․․․․․․․․

128

155

263

333

404

14․․․․․․․․․․․․․․․

110

133

225

286

346

16․․․․․․․․․․․․․․․

․․․․․․

116

197

250

303

(A)–Rough lumber.

(B)–Dressed lumber.

TABLE G-1—NUMBER AND SPACING OF U-BOLT WIRE ROPE CLIPS

Number of clips

Minimum

Improved plow steel, rope
diameter, inches

Drop
forged

Other
material

spacing,
inches

(1)․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

․․․․․․․․․․․․․․

․․․․․․․․․․․․․․

․․․․․․․․․․․․․․․․

1/2․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

3

4

3

5/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

3

4

3 3/4

3/4․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

4

5

4 1/2

7/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

4

5

5 1/4

1․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

4

6

6

1 1/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

5

6

6 3/4

1 1/4․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

5

7

7 1/2

1 3/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

6

7

8 1/4

1 1/2․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

6

8

9

1 Three clips shall be used on wire size less than 1/2 -inch diameter.

TABLE G-2—MAXIMUM ALLOWABLE WEAR AT ANY POINT OF LINK

Chain size in inches

Maximum allowable wear in fraction of inches

1/4 ( 9/32 )․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

3/64

3/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

5/64

1/2․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

7/64

5/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

9/64

3/4․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

5/32

7/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

11/64

1․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

3/16

1 1/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

7/32

1 1/4․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1/4

1 3/8․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

9/32

1 1/2․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

5/16

1 3/4․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

11/32

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Cite this article: FindLaw.com - Code of Federal Regulations Title 29. Labor § 29.1915.118 Tables - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-29-labor/cfr-sect-29-1915-118/

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