Chap. 930. An Act providing for the repair, rehabilitation AND REPLACEMENT OF CERTAIN TIDE GATES, SO CALLED, LOCATED IN THE CITY OF CHELSEA. Be it enacted, etc., as follows: Section 5 of chapter 803 of the acts of 1972 is hereby amended by striking out, in lines 21 to 23, inclusive, the words "such of the city of Boston's tide gates, so called, as are located in the Charles-town and East Boston districts of said city" and inserting in place thereof the words: — such tide gates, so called, as are located in the Charlestown and East Boston districts of the city of Boston and in the city of Chelsea. Approved October 17, 1973.