1926.1000(c) Equipment Manufactured Before September 1, 1972

All material handling equipment described in paragraph (a) of this section and manufactured or placed in service (owned or operated by the employer) prior to September 1, 1972, shall be fitted with rollover protective structures no later than the dates listed below:

Machines manufactured on or after January 1, 1972, shall be fitted no later than April 1, 1973.

Machines manufactured between July 1, 1970, and June 30, 1971, shall be fitted no later than January 1, 1974.

Machines manufactured between July 1, 1969, and June 30, 1970, shall be fitted no later than July 1, 1974.

Machines manufactured before July 1, 1969: Reserved pending further study, development, and review.

Machines manufactured between July 1, 1971, and December 31, 1971, shall be fitted no later than July 1, 1973.

Rollover protective structures and supporting attachment shall meet the minimum performance criteria detailed in 1926.1001 and 1926.1002, as applicable or shall be designed, fabricated, and installed in a manner which will support, based on the ultimate strength of the metal, at least two times the weight of the prime mover applied at the point of impact.

The design objective shall be to minimize the likelihood of a complete overturn and thereby minimize the possibility of the operator being crushed as a result of a rollover or upset.

The design shall provide a vertical clearance of at least 52 inches from the work deck to the ROPS at the point of ingress or egress.