PROJECT: Melvin Price Lock and Dam, Second Lock, Illinois and Missouri (Continuing) LOCATION: Melvin Price Lock and Dam, Second Lock, is located adjacent to the Melvin Price Lock and Dam in the Mississippi River at Madison County, Illinois and St. Charles County, Missouri, in the vicinity of Alton, Illinois, at river mile 200.8 above the mouth of the Ohio River and approximately 2 miles downstream from the existing Locks and Dam 26. DESCRIPTION: The project provides for construction of a second lock, 600 foot long by 110 foot wide. All work is programmed. AUTHORIZATION: Supplemental Appropriations Act of 1985; Water Resources Development Act of 1986. REMAINING BENEFIT REMAINING COST RATIO: The remaining benefit-remaining cost ratio is not applicable as the project is nearing completion. TOTAL BENEFIT-COST RATIO: 6.1 to 1 at 8 1/8 percent. INITIAL BENEFIT-COST RATIO: 8.0 to 1 at 8 1/8 percent (FY 1985). BASIS OF BENEFIT-COST RATIO: Benefits are based on the Comprehensive Master Plan for the Management of the Upper Mississippi River System, dated October 1980, at October 1980 price levels. Programmed Balance to Complete After FY 1993 Unprogrammed Balance to Complete After FY 1993 ACCUM. PCT. General Appropriation 67,796,000 Inland Waterways Trust Fund OF EST. FED. COST 67,796,000 23,000,000 23,000,000 19,580,0001 19,580,000' 87,376,000 87,376,000 82 18,924,000 18,924,000 100 Reflects $3,421,000 reduction assigned as Savings and Slippage and $1,000,000 reprogrammed to the project (in both the General Appropriation and the Inland Waterways Trust Funds). Melvin Price Lock and Dam, Second Lock, IL & MO 42 JUSTIFICATION: Rivers. Any disruption of the single-lock operation will bring shipping to a halt. Melvin Price Lock and Dam is strategic to the movement of commodities on the Mississippi and Illinois The second lock will be capable of keeping traffic moving and minimizing delays that could result during routine maintenance or as a result of unexpected emergencies in the main lock. In addition, the second lock will increase the capacity to pass traffic on the rivers. average annual benefits, all navigation, are $130,368,000 based on 1 October 1980 prices. FISCAL YEAR 1993: The requested amount will be applied as follows: Lock $28,708,000 600,000 Complete: 677,000 Foundation Report 80,000 Sunken Barge Removal 64,000 Planning, Engineering and Design 2,305,000 Construction Management 5,414,000 Total $37,848,000 The NON-FEDERAL COST: There are no non-Federal costs for the project. In accordance with the Water Resources Development Act STATUS OF LOCAL COOPERATION: of 1986, one half of the total cost of the project is funded by appropriations from the Inland Waterways Trust Fund. None required. items: of $900,000 from the latest estimate ($105,400,000) presented to Congress (FY 1992). COMPARISON OF FEDERAL COST ESTIMATE: The current Federal (Corps of Engineers) cost estimate of $106,300,000 is an increase This change includes the following Item Price Escalation on Construction Features Post Contract Award and Other Estimating Adjustments (including contingency adjustments) Total STATUS OF ENVIRONMENTAL IMPACT STATEMENT: Protection Agency and distributed for public review on 22 July 1988. The Final Environmental Impact Statement (EIS) was filed with the Environmental Many reviewers of the EIS expressed concern over impacts, including requirements for mitigation. completion of a Final EIS and construction and operation of the second lock without full disclosure of navigation-induced The Corps of Engineers, in coordination with the U.S. Environmental the development of a Plan of Study to address the navigation-induced impacts. Protection Agency, the U.S. Fish and Wildlife Service, and the five states bordering the Upper Mississippi River, initiated auspices of the Upper Mississippi River System Environmental Management Program. The study will be continued under the OTHER INFORMATION: Funds to initiate construction were appropriated in FY 1985. and Dam, Second Lock. Melvin Price Lock and Dam, Second Lock, IL & MO 43 Lock, APPROPRIATION TITLE: PROJECT: Construction General Locks and Dams (Navigation) The project is located in central and northwest Louisiana and will provide a navigation route from the DESCRIPTION: The project provides for a 9- by 200-foot navigation channel extending about 236 miles from the Mississippi AUTHORIZATION: River and Harbor Act of 1968, Water Resources Development Act of 1976, Supplemental Appropriations Act of 1984, and Water Resources Development Acts of 1986, 1988 and 1990. REMAINING BENEFIT - REMAINING COST RATIO: TOTAL BENEFIT-COST RATIO: 3.5 to 1 at 3-1/4 percent. 1.3 to 1 at 3-1/4 percent. 1.2 to 1 at 3-1/4 percent (FY 1973). Benefits are from the General Reevaluation Report and Final Supplement No. 2 to the Total Estimated Programmed Construction Cost Programmed Balance to Complete After FY 1993 Unprogrammed Balance to Complete After FY 1993 1 Initial interim pool impounded. Lands and Damages: 26,000 acres, mitigation of Channels and Canals: Channel 9 feet deep, 200 5; Size 84 by 685 feet 5; Type Tainter Gated Roads (Modify one bridge) Railroads (Replace one and modify one bridge)! 2 Includes $26,654,000 for Overton-Red River Waterway and $21,653,000 for Red River Emergency Bank JUSTIFICATION: In its present state, the Red River is a very erratic river subject to wide fluctuations in stage and For navigation to be a reality on Red River, a system of dependable pools and The pools will be provided by locks and dams and the proper alignment will be meandering because of the erodible soils. provided by bank and channel stabilization works. Dredged material disposal sites for construction and maintenance will a properly aligned channel are necessary. be within the limits of the river bank or areas furnished by local interests at no cost to the United States. These works With preproject open river conditions, the also will preserve lands and improvements along the navigation route. controlling depths for navigation from January to July are 9 feet from the Mississippi River to the mouth of the Black River, 6 feet from the mouth of the Black River to Alexandria, LA, and 5 feet to Shreveport, LA. During the remainder of the year, controlling depths are generally about 9 feet from the Mississippi River to the mouth of the Black River, about 4 feet from there to Alexandria, and 1 to 2 feet to Shreveport. The The city Navigation from the Mississippi River to Shreveport will provide an artery for low-cost transportation which, will Amount Vicksburg District 29 JAN 1992 46 |