| 词条 | Howell Heflin Lock and Dam |
| 释义 |
| name = Howell Heflin Lock and Dam | name_official = | image = USACE Howell Heflin Lock and Dam.jpg | image_size = | image_caption = Aerial view of Howell Heflin Lock and dam on the Tennessee-Tombigbee Waterway. The lock is visible in the foreground on a straightened and channelized section of the waterway. The dam (visible at top) is located on the original meandering path of the Tombigbee River. | image_alt = | location_map = | location_map_size = | location_map_caption = | location_map_alt = | coordinates = {{Coord|32|50|12.86|N|88|8|8.73|W|type:city|display=inline}} | country = | location = | purpose = | status = | construction_began = | opening = | demolished = | cost = | builder = | owner = | operator = | dam_type = | dam_crosses = | dam_height_foundation = | dam_height_thalweg = | dam_length = | dam_elevation_crest = | dam_width_crest = | dam_width_base = | dam_volume = | spillway_count = | spillway_type = | spillway_capacity = | res_name = | res_capacity_total = | res_capacity_active = | res_capacity_inactive = | res_catchment = | res_surface = | res_max_length = | res_max_width = | res_max_depth = | res_elevation = | res_tidal_range = | lower_dam_type = | lower_dam_crosses = | lower_dam_height_foundation = | lower_dam_height_thalweg = | lower_dam_length = | lower_dam_elevation_crest = | lower_dam_width_crest = | lower_dam_width_base = | lower_dam_volume = | lower_spillway_count = | lower_spillway_type = | lower_spillway_capacity = | lower_res_name = | lower_res_capacity_total = | lower_res_capacity_active = | lower_res_capacity_inactive = | lower_res_catchment = | lower_res_surface = | lower_res_max_length = | lower_res_max_width = | lower_res_max_depth = | lower_res_elevation = | lower_res_tidal_range = | plant_name = | plant_coordinates = | plant_operator = | plant_commission = | plant_decommission = | plant_type = | plant_hydraulic_head = | plant_turbines = | plant_pumpgenerators = | plant_pumps = | plant_capacity = | plant_capacity_factor = | plant_efficiency = | plant_storage_hours = | plant_annual_gen = | plant_annual_gen_year = | website = | extra = }} The Howell Heflin Lock and Dam, formerly Gainesville Lock and Dam, is one of four lock and dam structures on the Tennessee-Tombigbee Waterway that generally lie along the original course of the Tombigbee River. It is located near Gainesville, Alabama, and impounds Gainesville Lake. It is named for Howell Heflin, a former United States Senator from Alabama.[1] See also
References1. ^{{cite web|url=http://www.tenntom.org/about/ttwkeycomponents.htm|title=About the Tenn-Tom Waterway: Waterway Description and Components |date=2009-11-26|work=Tennessee-Tombigbee Waterway Development Authority }} {{Tenn-Tom locks}}{{Alabama-struct-stub}}{{US-dam-stub}} 7 : Dams in Alabama|Locks of Alabama|Buildings and structures in Greene County, Alabama|Tennessee–Tombigbee Waterway|Crossings of the Tombigbee River|Dams completed in 1977|Transportation buildings and structures in Greene County, Alabama |
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