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STATUS OF LOCKS AND DAMS--CONTROLLING CLEARANCES--ILLINOIS WATERWAY ! Woes | Bank Westie Lock ie Controlling Clearances in Pools of Dams | A Size j ; oe ee eee Feet Horizontally Vertically (above high water ) Name and Mileage of Bridge Feet Place and Mile Feet | Lock & Dam No. 26 Wabash Ry. (1.1).......... ... 114 Aerial wire crossing (61.6)....| 41.2 (Mississippi River ) Meredosia Hwy. Br. (71.3)...| 47.3 me Grange........,. 80.2 R 110x600 (2) 10.0 C. B. & Q. R.R. (Rt. span) (88.8). 118 Aerial wire crossing (88.6)....| 45.7 Havana Hwy. Br. (119.6)....| 47.8 Metia.....555 157.67 i 110x600 (2 ) 11.0 TP WOR. (162.2)... 118 Aerial wire crossing at N.Y.C. RR, Br. 213.9). 4....... 40.9 AT. & SF. Ry, Br. (1$1.9)..| 417 moarved Rock....... 231.0 R 110x600 18.5 CB.& ORR: (2004)... ..... 167 ea Br. (mid 300') =. Marseilles.......... 2446 | L | 110x600 AS | Ej & Ry. 0706).......... 113.6 | Morris Hwy. Br. (263.5).....| 34.9 Mresden Island......| 2715 L 110x600 21.8 Brandon Rd. (Bascule) (285.8)... 110 Smith's Hwy. Br. (278.0)....| 45.6 Brandon Road...... 286.0 R 110x600 34.0 Johet (6 bridges)... .... 05... 150 E. J. & E. Ry. Br. (open) (290.1) 62 50.2 fockport Lock...... 291.1 E 110x600 (3) Sanitary Canal.... CM. & NRE. G86)... 72 $-track R.R. Br. (9204)... .. ay eag Channel, Control works footbridge (319.5).. 50 Alton R.R. Br. 089)... .. oh Blue Island Control pvorks......¢,98. 319.4 50x360 (5) PAC. & St. L. RR. 6207)... 50 & 49:3 P.C.C. & St. L. R.R, (207). ay 1) Lifts are at flat pool stages. (4) These clearances are above ordinary water surface, as high-water stages in the Chicago (2) Boats pass through dam at high stages when a 9-foot depth can be maintained with all Area are of a few hours' duration only. wickets lowered. (5) Lift varies from nothing to about 2 feet, depending upon water surface of Lake (3) Varies from about 24 to 42 ft., depending on water surface in the Sanitary Canal. Michigan. 333