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Each portable metal spar shall have identification and specification plates permanently attached to its base, in a position that can be easily read by a person standing on the ground or on the base platform. Plates shall contain the following information:
(a) Name of manufacturer, city and state where manufactured.
(b) Model number.
(c) Maximum size of mainline for which the spar is designed.
(d) Number and size of guylines and any other lines required.
(e) Maximum size of skyline, mainline, and haulback line that can be used if the spar is designed for a skyline, slackline, or modified slackline system.
(f) Maximum and minimum inclination at which the spar is designed to be operated.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.