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Listen: The Latin ProgramConcrete being poured during construction of the St. Johns Lock for the Cross Florida Barge Canal.
Image Number
Photographer
Date
Rights
Collection
, S 1237, Box 4, FF5
Geographic Term
Subject Term
Channels (Hydraulic engineering)--Florida--Putnam County--Design and construction
Canals--Florida--Putnam County--Design and construction
Concrete hydraulic structures--Florida--Putnam County--Design and construction
Locks (Hydraulic engineering)--Florida--Putnam County--Design and construction
Reinforced concrete construction
Reinforcing bars
African American construction workers
Building--Florida--Putnam County
Physical Description
General Note
Accompanying note: "WALLS OF ST. JOHNS LOCK STARTED Workmen are shown constructing the heavy trapezoid-shaped walls of the St. Johns Lock, a $5.6 million barge canal construction job which is about 25 per cent completed. Steel reinforcing rods in foreground make the massive concrete structure more durable. Walls of the lock chamber will be 28-feet wide at the base. Water depth in the lock, when completed, will be 38 feet and the lock will hold 15-1/4 million gallons of water."
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