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
Article 29 - Erection and Construction
Section 1719 - Vertical Slip Form Operations

Universal Citation: 8 CA Code of Regs 1719

Current through Register 2024 Notice Reg. No. 38, September 20, 2024

(a) The steel rods or pipe on which the jacks climb or by which the forms are lifted shall be specifically designed for the purpose. Such rods shall be adequately braced where not encased in concrete.

(b) Jacks and vertical supports shall be positioned in such a manner that the vertical loads are distributed equally and do not exceed the capacity of the jacks.

(c) The jacks or other lifting devices shall be provided with mechanical dogs or other automatic holding devices to provide protection in case of failure of the power supply or the lifting mechanism.

(d) Lifting shall proceed steadily and uniformly and shall not exceed the predetermined safe rate of lift.

(e) Lateral and diagonal bracing of the forms shall be provided to prevent excessive distortion of the structure during the jacking operation.

(f) During jacking operations, the form structure shall be maintained in line and plumb.

(g) All vertical lift forms shall be provided with scaffolding or work platforms completely encircling the area of placement.

1. New section filed 2-19-75; effective thirtieth day thereafter (Register 75, No. 8).
2. Amendment of NOTE filed 6-21-85; effective thirtieth day thereafter (Register 85, No. 25).

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

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