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CONTRIBUTORS








         Jerry L. Anderson, P.E.  CH2M HILL,  Louisville,  Kentucky (Chap. 15, App. A)
         Thomas  E. Arn  Malcolm Pirnie,  Inc.,  Phoenix,  Arizona (Chap. 27)
         Stephen F. Baker  MWH, Broomfield,  Colorado (Chap. 25)
         Peter J. Barthuly  Barthuly Hydraulics & Pumping Engineering,  Inc., Burlington,  Massachusetts
         (Chap. 16)
         Robert A. Bergman, P.E.  CH2M HILL,  Gainesville,  Florida (Chap. 13)
         Richard D. Brady  Richard Brady & Associates,  San Diego,  California (Chap. 14)
         Michael  V. Broder  Hazen and Sawyer,  PC,  New York, New York (Chap. 9)
        John C. Byron  Stearns & Wheler,  LLC,  Cazenovia,  New York (Chap. 9)
         Kevin Castro  Stearns & Wheler,  LLC,  Cazenovia,  New York (Chap. 8)
         Ronald F. Cilensek  CH2M HILL, Alexandria,  Virginia (Chap. 26)
         Darryl J. Corbin  MWH, Dallas,  Texas (Chap. 23)
         Christine A. Cotton, P.E.  Malcolm Pirnie, Inc.,  Tucson, Arizona (Chap. 29)
         Paul J.  Delphos  HDR Engineering,  Inc.,  Norfolk,  Virginia  (Chap. 6)
        John  E. Dyksen  Black & Veatch,  Oradell,  New Jersey (Chap. 5)
         Ralph T. Eberts  Black & Veatch,  Los Angeles,  California (Chap. 19)
         Doug B. Elder,  P.E.  Black & Veatch,  Olathe,  Kansas (Chap. 11)
         Steven N. FoeUmi  Black & Veatch,  Irvine,  California  (Chap. 4)
         R. Gary Fuller  HDR Engineering,  Inc.,  Denver,  Colorado (Chap. 3)
         George P. Fu|ton  Hazen and Sawyer,  PC, New York, New York (Chap. 2)
         John Gasser  Oakland,  California  (Chap. 27)
         Michael  C. Gottlieb  ResinTech,  Inc.,  West Berlin,  New Jersey (Chap. 12)
         Leland L. Harms  Black & Veatch,  Kansas City, Missouri (Chap. 11)
         James C. Hesby  Black & Veatch,  Concord,  California  (Chap. 10)
         Michael  B. Horsley  Black & Veatch,  Kansas City, Missouri (Chap. 11)
         Samuel S. Jeyanayagam, Ph.D,, P.E., D.E.E,  Malcolm Pirnie,  Inc.,  Columbus,  Ohio  (Chap.
         29)
         Philip C. Kennedy  CDM,  Cambridge,  Massachusetts (Chap. 24)
         Dave Kubel  Westin Engineering,  Rancho Cordova,  California  (Chap. 20)
         Thomas J.  Lane  Malcolm Pirnie,  Inc.,  Jackson Heights,  New York (Chap. 1)
         Gary Logsdon  Retired,  Lake Ann,  Michigan (Chap. 8)

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