The data presented in Table 12. 14 is the annual maximum series (Qp) and the percentage of
Question:
The data presented in Table 12. 14 is the annual maximum series (Qp) and the percentage of impervious area (I) for an urbanized watershed for the period from 1930 to 1977. Adjust the flood series to an eventual development of 50%. Estimate the effect on the estimated 2-, 10-, 25-, and 100-year floods.
Transcribed Image Text:
TABLE 12.14 Data of Problem 10 Year 1(%) Qp (cm) Year 1(%) Qp (cm) Year 1(%) Qp (cm) 1930 21 1,870 1946 35 1,600 1962 45 2,560 1931 21 1,530 1947 37 3,810 1963 45 2.215 1932 22 1,120 1948 39 2,670 1964 45 2,210 1933 22 1,850 1949 41 758 1965 45 3,730 1934 23 4,890 1950 43 1,630 1966 45 3,520 1935 23 2,280 1951 45 1,620 1967 45 3,550 1936 24 1,700 1952 45 3,811 1968 45 3,480 1937 24 2,470 1953 45 3,140 1969 45 3,980 1938 25 5,010 1954 45 2,410 1970 45 3,430 1939 25 2,480 1955 45 1,890 1971 45 4,040 1940 26 1,280 1956 45 4,550 1972 46 2,000 1941 27 2,080 1957 45 3,090 1973 46 4,450 1942 29 2,320 1958 45 4,830 1974 46 4,330 1943 30 4,480 1959 45 3,170 1975 46 6,000 1944 32 1,860 1960 1945 33 2,220 1961 49 45 1,710 1976 46 1.820 45 1,480 1977 46 1,770
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Water Systems Analysis Design, And Planning Urban Infrastructure
ISBN: 9780367528454
1st Edition
Authors: Mohammad Karamouz
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