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Navigation Conditions at Point Marion Lock and Dam, Monongahela River: Hydraulic Model Investigation
Point Marion Lock and Dam are on the Monongahela River at river mile 90.8, approximately one mile upstream of Point Marion, PA. The existing Point Marion project consists of a nonnavigable structure with six crest gates having a clear span of 60 ft between 10-ft-wide piers. The plan for improvement for Point Marion Lock and Dam consists of a new navigation lock with clear chamber dimensions 84 ft wide by 720 ft long to be constructed landward of the existing lock. The existing lock would be removed and the dam would be connected to the new lock by a 115-ft section comprising a 110-ft-long overflow weir with crest el 796.5 and a 5-ft-long section adjacent to the first dam pier with top el 805.0. A new right bank abutment would replace the present deteriorated structure. The existing gated dam would be upgraded. The model investigation was concerned with the evaluation of selected plans and development of satisfactory navigation conditions for tows using the project.
Navigation Conditions at Point Marion Lock and Dam, Monongahela River: Hydraulic Model Investigation
Point Marion Lock and Dam are on the Monongahela River at river mile 90.8, approximately one mile upstream of Point Marion, PA. The existing Point Marion project consists of a nonnavigable structure with six crest gates having a clear span of 60 ft between 10-ft-wide piers. The plan for improvement for Point Marion Lock and Dam consists of a new navigation lock with clear chamber dimensions 84 ft wide by 720 ft long to be constructed landward of the existing lock. The existing lock would be removed and the dam would be connected to the new lock by a 115-ft section comprising a 110-ft-long overflow weir with crest el 796.5 and a 5-ft-long section adjacent to the first dam pier with top el 805.0. A new right bank abutment would replace the present deteriorated structure. The existing gated dam would be upgraded. The model investigation was concerned with the evaluation of selected plans and development of satisfactory navigation conditions for tows using the project.
Navigation Conditions at Point Marion Lock and Dam, Monongahela River: Hydraulic Model Investigation
R. T. Wooley (author)
1997
120 pages
Report
No indication
English