Section R11-1-1106. Maintenance of information contained in Rope Record Book for friction hoists

A.       The manager shall keep, or cause to be kept, at the mine, a book called the Rope Record Book in which shall be recorded the following information on friction hoist ropes:

1.        A history of the rope, giving the date on which the rope was first put on.

2.        Dates of shortening.

3.        Dates and results of inspection and tests.

4.        Date and reason for taking out of service for each occa- sion the rope is put into and taken out of service.

B.       When a rope is put into service, the following information shall be entered into the Rope Record Book:

1.        Name of person from whom purchased.

2.        Date of purchase.

3.        Date put on in present location.

4.        Identification number of rope.

5.        Name of shaft or winze and compartment in which rope is used.

6.        Weight of shaft conveyance.

7.        Weight of material carried, or weight or tension applied to guide or rubbing rope.

8.        Maximum length of rope in service below sheave, or total length of guide or rubbing rope.

9.        Maximum length of rope in service below sheave, or total weight of guide or rubbing rope.

10.     Static factors of safety at conveyance suspension and on head sheave with rope fully let out, or at guide or rubbing rope suspension.

11.     Date put in and removed from previous location, if any. A  copy of such entries shall be made available to the Mine Inspector at the hoisthouse.

C.       No hoisting rope, tail rope, guide rope, or rubbing rope shall be used that is not accompanied by a certificate from the man- ufacturer giving the following information which shall be entered in the Rope Record Book:

1.        Name and address of manufacturer.

2.        Manufacturer’s rope number.

3.        Date of manufacture.

4.        Diameter of rope in inches.

5.        Weight per foot in pounds.

6.        Rope construction.

7.        Class of core.

8.        Trade name of interior rope lubricant.

9.        Number of wires in strands.

10.     Grade of steel.

11.     Diameter of wires in decimals of an inch.

12.     Breaking stress of steel of which the wire is made in pounds per square inch.

13.     Standard torsion test of wires.

14.     Actual breaking load of rope, as provided by certificate by a recognized testing laboratory.

15.     Length of rope.

Historical Note

Adopted effective April 7, 1976 (Supp. 76-2).