SHOVEL OPERATIONS
SHOVEL 1
BUCYRUS 75-B
Serial #: 11595
Dipper: 3 cu. yds.
Boom: 29 ft. Power: 75 hp electric
Date of operation: 06/34 - 10/35
OPERATING TIME
Gross operation: 8337 hrs.
Delays: 1611 hrs.
of Service: 2743 hrs.
Tons per Load: 14.6 Loads per Hour: 10.8 Total Loads: 72,774
Tons: 1,061,040
SHOVEL 2
MARION 4101
Serial #: 6681
Dipper: 3 cu. yds.
Boom: 31 ft.
Power: 75 hp electric
Date of operation: 06/34 - 10/35
OPERATING TIME
Gross operation: 7790 hrs.
Delays: 1550 hrs.
Out of Service: 2930 hrs.
PRODUCTIVITY
Tons per Load: 14.6
Loads per Hour: 10.1
Total Loads: 62,894
Total Tons: 916,998
MIXING PLANT CAPACITY
Cobble: 210 cu. yds.
Gravel 1: 140 cu. yds.
Gravel 2: 140 cu. yds.
Gravel 3: 210 cu. yds.
Coarse Sand: 210 cu. yds.
Fine Sand: 210 cu. yds.
2 Cement Bins: 410 bbls. ea.
Aggregate capacity: 1,100 cu. yds.
Cement capacity: 940 barrels
CEMENT SILO
Diameter: 30 ft Capacity: 6,000 barrels
TOWER
Top Rail Elevation: 1,165 ft.
Suspension Point: 1,240 ft. Counterweight: 390 tons
TAIL TOWER
Top Rail Elevation: 1,062 ft.
Suspension Point: 1,172 ft.
HORIZONTAL PULLS
Cable Span:1,925.5 ft.
Track Cable Pull: 362,000 lbs.
Operating Cable Pulls: 31,000 lbs.
Light and Conductor Cable Pulls: 60,000 lbs. Total without Impact: 453,000 lbs.
PRODUCTIVITY
Full Load: 18 tons
Lowering Speed: 400 ft/min.
Hoisting Speed: 300 ft/min.
Carriage Travel: 1,200 ft/min.
Tower Traversing Speed: 50 ft/min.
Load at Cont. Operation: 16 tons
Axonometric view of Norris Dam under construction, 1935 The layout of the construction site at Norris Dam created an inverse symmetry – the dam rose as the quarry deepened. The void left by the quarry now houses public restrooms, an observation point, and a privately run marina.
MAIN FLOOR: 11/33 - 07/35 El. 1065’ 60% of extracted volume
LIFT 01: 08/35 - 10/35 El. 1045’
LIFT 02: 11/35 - 04/36 El. 1010’
Relocation and Reconstruction of Infrastructure Flooded by the Norris Reservoir, 1937 The rising waters of the Norris reservoir disrupted the existing transportation system in the surrounding area. The TVA used the opportunity to upgrade infrastructure and increase access to the new lake.
[2020]
Freeway
[1934]
Relocation + Renovation [1934]
settlement [1936] Existing settlement [1891]
settlement[2020]
TVA Land Disposal [1942]
boundary
Projected transfer [public use]
Projected sale [private use]
