1157.01 Compliance.
1157.02 Application.
1157.03 Establishment of operation areas.
1157.04 Conditions controlling operations.
CROSS REFERENCES
Unnecessary noises - see GEN. OFF. Ch. 509
Barricades and warning lights; abandoned excavations - see GEN. OFF. 521.03
Excavations - see S.U. & P.S. Ch. 901
Fence regulations - see BLDG. Ch. 1361