The Occupational Safety and Health Administration (OSHA) has released its annual list of the most frequently cited standards violations, along with its list of the most heavily fined OSHA standards violations.

The most frequently cited violations comprise fall protection; scaffolding; hazard communication standard; lockout/tagout; electrical; powered industrial trucks; ladders; electrical systems design; and machines.

The most heavily fined violations encompassed fall protection; scaffolding; lockout/tagout; machines; ladders; excavations; powered industrial trucks; general duty clause; electrical; and electrical systems design.

The period covered was from Sept. 30, 2010, to Oct. 1, 2011.