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- .:.: -. --r'•`-�_�; tyro.}f9,�`�"c'Cs.!"-Fs±��[?1'��.�_-�..-.. ._ .- _ _ - <br /> Ul <br /> h7 <br /> iw] <br /> Surface Fater "= Freeboard - I ft. minimum LD <br /> Diversion Ter r a c e t';; ` ..... .r.... �. _ ...,_ ...- ,... ..,.. .... ._ .,... ...,. ... ..- �. ..., — ._ _. ._� �. � — — <br /> --�-�-- w Fmergency W <br /> Around Outside 25-1'FAft, 24-HGLER STORf� ST0RR0E Spillway Crest � <br /> Perimeter of Lagoon _. — — — ._.. ._ — .— 24 <br /> Irrigation <br /> LD <br /> ao <br /> NORMAL WASTEWATER STORAGE <br /> w <br /> Irrigation <br /> DESIGN! TREATMENT VOLUME !,«: <br /> 1RT <br /> z W 1..5 clay soils <br /> 2.5 sanity soils <br /> ai SLUDGE AOCUIMI ULAMTt(1IN €r' <br /> Ul <br /> R1 <br /> FIGURE 1. ANAEROBIC LAGDgK DESIGN AND MANAGEMENT <br /> Notes: lj Lagoon Length to Width Ratio should not exceed 4:1. <br /> 2) Normal storage liquid depths shDuld be at least 6 feet. <br /> 3)`- Sludge accumulation capacities should be designed for a lagoon life <br /> expectancy of 15-20 years. <br /> 4) Normal wastewater storage capacities should be figured for at least a � <br /> 90-day storage. <br /> o� <br />