Section 334.38. Maintenance, repair and modification.

 

(1)   General.

(a) Amusement rides shall be maintained, repaired and modified in accordance with recognized safe practice.

(b) Improperly maintained, repaired or modified amusement rides shall not be allowed to open to the public until tests as specified in s. SPS 334.16 are conducted and the results accepted by the department.

(2)   Correction of defects.

(a) Defective, improper, worn or missing parts shall be replaced or repaired.

(b) Maintenance, repair and replacement parts shall be of a quality equal to or better than the original parts.

(c) All work shall be performed by a competent, qualified mechanic capable of understanding the function of the parts and the proper installation.

(d) Ungraded bolts, nails, fasteners and wire shall be used only for their intended purposes.

(f) Wire rope shall be serviceable and free of sharp ends. Wire ropes shall be replaced under any of the following conditions:

1. The number of broken wires in the length of one lay exceed the values specified in Table 334.38; - See PDF for table

2. More than one valley break occurs in one rope lay;

3. More than 1 / 3 of the original diameter of the outside wires is lost due to abrasion, scuffing or peening;

4. There is evidence of deterioration due to corrosion;

5. Burning, kinking, knotting, crushing or other damage which changes the structure of the rope occurs; or

6. Reduction in rope diameter occurs at any point on the rope to less than 94% of the original nominal diameter.

(g) Wire ropes shall be terminated using wire rope clips or other approved devices. Wire rope clips shall be installed as illustrated in Figure 334.38-1 or in an equivalent manner.

(h) All required safety pins and wedges shall be installed and they shall be secured with "R" keys, lynch pins, diaper pins or other devices in accordance with recognized safe practice.

(i) Safety cables, or their equivalent, shall be provided in accordance with recognized safe practice to prevent injury resulting from the failure of hangers, door hinges and similar parts. Safety cables shall be secured in a manner to maintain their design strength. The clipping of wire rope safety cables shall be as illustrated in Figure 334.38-2 or in an equivalent manner.

(j) Terminating ends of hydraulic and pneumatic lines shall be provided with restraints to prevent whipping in accordance with recognized safe practice.

(3)   Modification. Modifications required by the manufacturer to improve amusement ride safety shall be made.

History: Cr. Register, February, 1992, No. 434 , eff. 3-1-92; CR 02-127 : am. (1) and (3) Register May 2003 No. 569 , eff. 6-1-03; CR 08-054 : r. (2) (e) Register December 2008 No. 636 , eff. 1-1-09; correction in (1) (b), (2) (f) 1., (g), (i) made under s. 13.92 (4) (b) 7. , Stats., Register December 2011 No. 672 . - See PDF for diagram Figure 334.38-1
WIRE ROPE CLIPS - See PDF for table - See PDF for diagram Figure 334.38-2
SAFETY CABLES