Bulldozer and tractor
Dry Tortugas National Park; National Park Service
Photo of bulldozer (small and farm tractor). Tractor used to haul and lay "Spoil Pipe"
Bulldozer clearing construction site
Everglades National Park; National Park Service
Close up view of cleared construction site, man and bulldozer in background; "Everglades-site of contact/comfort station". Polyester Copy Negative.
Bulldozer clearing site for jetport
Everglades National Park; National Park Service
Close up bulldozer clearing land for jetport; 1969. Locality: Big Cypress.
Bulldozer spreading land over oil
Dry Tortugas National Park; National Park Service
Small bulldozer used to spread land fill over oil - caused [illegible]; The dredge pumps [illegible] in small piles - the dozer spreads it evenly over the oil
Cemetery Facing East Towards Kaiser Slag Pools
Jean Lafitte National Historical Park and Preserve
Cleared debris
Biscayne National Park; National Park Service
Clearing of toppled trees from parking lot.
Clearing of toppled trees
Biscayne National Park; National Park Service
Clearing of toppled trees from parking lot.
Clearing of toppled trees
Biscayne National Park; National Park Service
Clearing of toppled trees from parking lot.
Clearing of toppled trees
Biscayne National Park; National Park Service
Clearing of toppled trees from parking lot.
Closer view of machine inside South Portal Tunnel, Foothills Parkway, Tennessee
Great Smoky Mountains National Park
Before portals.South Portal Tunnel; Foothills Parkway; Gatlinburg Spur, II-S-3386, Physical Facilities - Roads - Structures on roads (tunnels, trail underpass, box culverts, trestles)
Compacting and grading stone base for the parking area, earth movers and graders at work, Gatlinburg, Tennessee
Great Smoky Mountains National Park
Work Order No. R-18 GRSM. Completion report photo. Compacting and grading stone base for the parking area.Two-Mile Branch Horse Concession; Roads, parking area, and trails, II-HC-2Mi-7229, Physical Facilities - Horse Concession Facilities - Two Mile Branch Stables
Construction and machinery working on repairs of Little River Road, Tennessee, 1974
Great Smoky Mountains National Park
Work progress,Repair of Little River Road, II-R-Maint-17652
1974
Construction of man-made channel, aerial
Biscayne National Park; National Park Service
Aerial photographs of Biscayne National Park, August 1973
Construction of new wall as part of repairs following slide on Little River Road, Tennessee, 1974
Great Smoky Mountains National Park
Construction of new wall.Repair of little river road, II-R-Maint-17651
1974-06
Construction of new walls for road by Fighting Creek Gap on Little River Road, Tennessee, 1974
Great Smoky Mountains National Park
New retaining walls near Fighting Creek Gap, Slide on Little River Road, II-R-Maint-17649
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