 L158/91 --  2000 FT-RADIUS FISH HAVEN IN POSITION: 37-19-04.49 N, 076-02-31.76 W (NAD 83). CURRENTLY HAS A 15-FT AUTHORIZED MINIMUM DEPTH. WHEN INITIALLY PERMITTED, THERE WERE PLANS TO DEPLOY 2.29 M-TALL PRECAST CONCRETE IGLOOS, PIPE AND BRIDGE DECKING,