Construction, showing excavation for the laying of sewage disposal line for the new cabin area, 1939
Mammoth Cave National Park; National Park Service
Tree roots exposed by ditching for sewer line, cabin unit No. 1, protected with burlap wrapping
Mammoth Cave National Park; National Park Service
Construction, showing excavation for the laying of sewage disposal line for the new cabin area, 1939
Mammoth Cave National Park; National Park Service
Tree roots exposed in ditching for sewer line, cabin unit No. 1, protected by burlap wrapping
Mammoth Cave National Park; National Park Service
Slop sink in operation. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Slop sink in operation...Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5165, Physical Facilities - Utilities - Sewer systems
Utilities, residences, Fancy Gap, Section 1-V, Blue Ridge Parkway
Blue Ridge Parkway
Virginia, Section 1V.
Construction, showing excavation for the laying of sewage disposal line for the new cabin area, 1939
Mammoth Cave National Park; National Park Service
Construction, showing excavation for the laying of sewage disposal line for the new cabin area, 1939
Mammoth Cave National Park; National Park Service
Sewage system, Gillespie Gap maintenance area, Section 2L, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
North Carolina Section 2L.
Sewage system, Gillespie Gap maintenance area, Section 2L, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
North Carolina Section 2L.
FP155A- G. M. Ferris, contractor. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
FP155A- G. M. Ferris, contractor. Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5174, Physical Facilities - Utilities - Sewer systems
Chimneys Campground Sewage System, Construction picture
Great Smoky Mountains National Park
(found photo filed" on floor in upstairs of Park Headquarters 1/1960).", Chimneys Campground Sewage System; Construction picture, II-U-Sewer-5151, Physical Facilities - Utilities - Sewer systems
In-Service Training Session, Elkmont, Tennessee, 1971
Great Smoky Mountains National Park
Elkmont sewer system,Quarterly In-Service Training Session, IV-T-15675, Miscellaneous - Training, Schools
Sewage disposal of utility area
Blue Ridge Parkway
Sewage Diaposal - James River Maint Area, Virginia, Section 1H.
Imhoff tank, southeast corner, setting steel. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Imhoff tank, southeast corner, setting steel.Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5184, Physical Facilities - Utilities - Sewer systems
In-Service Training Session, Elkmont, Tennessee, 1971
Great Smoky Mountains National Park
Elkmont sewer system,Quarterly In-Service Training Session, IV-T-15674, Miscellaneous - Training, Schools
Cleaning up and backfilling sewer trench. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Cleaning up and backfilling sewer trench.Smokemont Campground Sewage System; Construction picture, II-U-Sewage-5164, Physical Facilities - Utilities - Sewage systems
Construction, laying sewage line from picnic and camping area to tie in with main sewage system at new cabin, 1940
Mammoth Cave National Park; National Park Service
Construction, laying sewage line from picnic and camping area to tie in with main sewage system at new cabin, 1940
Mammoth Cave National Park; National Park Service
Showing 8-inch sewer, looking back from 35+00. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Showing 8-inch sewer, looking back from 35+00. Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5167, Physical Facilities - Utilities - Sewer systems
Cades Cove sewage lagoon, Cades Cove, Tennessee
Great Smoky Mountains National Park
East end of Sewage pools.Cades Cove Sewage Lagoon, II-U-Sewar-16119, Physical Facilities - Utilities - Sewer systems
Water Quality in the Merced River Above and Below the El Portal Sewage Treatment Plant Near Yosemite National Park, California
National Park Service Water Resources Division; National Park Service
Imhoff tank. Location of siphons and dosing chamber. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Imhoff tank...Location of siphons and dosing chamber.Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5175, Physical Facilities - Utilities - Sewer systems
Partially completed sludge bed, Smokemont, North Carolina
Great Smoky Mountains National Park
NP-4. Partially completed sludge bed.Sludge Bed - Sewage Disposal; Smokemont NC, II-U-Sewer-13032, Physical Facilities - Utilities - Sewer systems
Aerial view of Columbia sewage plant, Congaree National Park, South Carolina
Congaree National Park
#1724 Columbia Sewage Plant
6 water line. Chimneys Campground Sewage System, Construction picture
Great Smoky Mountains National Park
6 water line. (found photo "filed" on floor in upstairs of Park Headquarters 1/1960).",Chimneys Campground Sewage System; Construction picture, II-U-Sewer-5147, Physical Facilities - Utilities - Sewer systems
Intake chamber forms. Chimneys Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Intake chamber forms. (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Chimneys Campground Sewage System; Construction picture, II-U-Sewer-5150, Physical Facilities - Utilities - Sewer systems
Storage tank excavation. Chimneys Campground Sewage System, Construction pictures
Great Smoky Mountains National Park
Storage tank excavation (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Chimneys Campground Sewage System; Construction pictures, II-U-Sewer-5148, Physical Facilities - Utilities - Sewer systems
Intake chamber forms. Chimneys Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Intake chamber forms. (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Chimneys Campground Sewage System; Construction picture, II-U-Sewer-5149, Physical Facilities - Utilities - Sewer systems
Kings Mountain R.D.A. Sewer System - Camp 2B
South Carolina Department of Parks, Recreation and Tourism
Imhoff tank. North end influent setting steel baffle wall. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Imhoff tank...North end infullent setting steel baffle wall.Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5176, Physical Facilities - Utilities - Sewer systems
Trenching 8-inch sewer. Smokemont Campground Sewer System, Construction picture
Great Smoky Mountains National Park
Trenching 8-inch sewer. (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Smokemont Campground Sewer System; Construction picture, II-U-Sewer-5156, Physical Facilities - Utilities - Sewer systems
Trenching 8-inch sewer. Smokemont Campground Sewer System, Construction picture
Great Smoky Mountains National Park
Trenching 8-inch sewer. (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Smokemont Campground Sewer System; Construction picture, II-U-Sewer-5157, Physical Facilities - Utilities - Sewer systems
Trenching 8-inch sewer. Smokemont Campground Sewer System, Construction picture
Great Smoky Mountains National Park
Trenching 8-inch sewer. (found photo filed" on floor in upstairs of Park Headquarters 1/1960).",Smokemont Campground Sewer System; Construction picture, II-U-Sewer-5158, Physical Facilities - Utilities - Sewer systems
Plans (front of drawing) for sewage system, etc., Fancy Gap sub-maintenance building, Sect 1V, Blue Ridge Parkway
Blue Ridge Parkway
Virginia, Section 1V.
Potential influences of wastewater discharges on Aimakapa Pond and nearby anchialine pools, Kaloko-Honokahau National Historic Park
National Park Service Water Resources Division; National Park Service
Imhoff tank, south end, before dosing chamber was constructed. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
Imhoff tank, south end, before dosing chamber was constructed.Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5177, Physical Facilities - Utilities - Sewer systems
Plans (back of drawing) for sewage system, etc., Fancy Gap sub-maintenance building, Sect 1V, Blue Ridge Parkway
Blue Ridge Parkway
Virginia, Section 1V.
Cheraw Recreational Area, Recreation Building, Sewage System
South Carolina Department of Parks, Recreation and Tourism
Cheraw Recreational Area, Recreation Building, Sewage System
South Carolina Department of Parks, Recreation and Tourism
Cheraw Recreational Area, Recreation Building, Sewage System
South Carolina Department of Parks, Recreation and Tourism
Sewage plant construction, Cable mill area, Cades cove, Tennessee
Great Smoky Mountains National Park
Construction of Sewage plant.Sewage Plant, Cable Mill Area, II-U-Sewar-16120, Physical Facilities - Utilities - Sewer systems
Drain field, LeConte Lodge, Sevierville, Tennessee, 1971
Great Smoky Mountains National Park
Standing effluent on drain field,Leconte Lodge; Sewer System, II-B-(6)-LeC-15694, Physical Facilities - Buildings - Permittee and Concessioner buildings - LeConte Lodge buildings
8-inch, CI sewer being laid from 18-77.5 back across. Smokemont Campground Sewage System, Construction picture
Great Smoky Mountains National Park
8-inch, CI sewer being laid from 18-77.5 back across.Smokemont Campground Sewage System; Construction picture, II-U-Sewer-5162, Physical Facilities - Utilities - Sewer systems
Table Rock Park SP-5 Lodge Sewage Disposal System
South Carolina Department of Parks, Recreation and Tourism
Cheraw Recreational Area, Recreation Building, Sewage System
South Carolina Department of Parks, Recreation and Tourism
Sewage disposal for Utility Area, Gillespie Gap, Section 2L, Blue Ridge Parkway, North Carolina
Blue Ridge Parkway
Sewage Disposal for Utility Area - Gillespie Gap, (Void), North Carolina Section 2L.
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