The following corrections are to be made in the rule document on Safety Standards for Stairways and Ladders Used in the Construction Industry, beginning on page 47660 in the 11/14/90 issue of the Federal Register. 1926.1050: in the definition for Portable Ladder, in the first line, "than" should read "that". 1926.1051(c)(5): 3rd column, 3rd line, "with" should read "without". 1926.1053(a)(5): 2nd column, 1st line, "run" should read "rung". 1926.1053(a)(6)(i): in the 3rd line, "January 14" should read "March 15". 1926.1053(a)(20)(v), in the 3rd line, delete "horizontally;". 1926.1053(a)(20)(vi), in the third line, add "horizontally;" after "center".