COAST GUARD RESEARCH AND DEVELOPMENT CENTER GROTON CONN
Maumee Bay Light No. 30, Toledo, Ohio, was instrumented to obtain measurements of ice force on the structure. Measurements were obtained for a period of eighty hours during January 1974 when ice was present in the vicinity of the structure. Impulse force levels as high as 4.5 gs with repetition rates of 70 per minute for periods ranging from several minutes to several hours were observed.