California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 4 - Construction Safety Orders
Appendix B - Handy Construction Data; Facts; and Information
Plate B-4 - Weights of Metals Per Square Foot

Universal Citation: 8 CA Code of Regs Plate B-4
Current through Register 2024 Notice Reg. No. 38, September 20, 2024

Thickness InchesWrought IronCast IronSteelCopperTinZincBrassLead

Weights, Pounds per Square Foot

1/16 2.50 2.34 2.55 2.89 2.41 2.28 2.63 3.7
1/8 5.00 4.69 5.10 5.79 4.81 4.55 5.26 7.4
3/16 7.50 7.03 7.65 8.68 7.22 6.83 7.8911.1
1/4 10.0 9.3810.211.6 9.63 9.1010.514.8
5/16 12.5011.712.814.512.011.413.218.5
3/8 15.0014.115.317.414.413.715.822.2
7/16 17.5016.417.920.316.815.918.425.9
1/2 2 0.0018.720.423.219.318.221.129.7
9/16 22.5021.123.026.021.720.523.723.4
5/8 25.0023.525.528.924.122.826.337.1
11/16 27.5025.828.131.826.525.028.940.8
3/4 30.0028.130.634.728.927.331.644.4
13/16 32.5030.533.237.631.329.634.248.2
7/8 35.0032.835.740.533.731.936.851.9
15/16 37.5035.238.343.436.134.139.555.6
140.0037.540.846.338.536.442.159.3

For rates in square inch, divide by 144.

Disclaimer: These regulations may not be the most recent version. California may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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