MEASUREMENTS


TOTAL LENGTH OF BRIDGE –
Highway to Highway..... 12,991 ft. or 2-1/4 miles
 
LENGTH OF BRIDGE PROPER –
Three spans resting on four main piers.. 2,121 ft.
Spans   640.5 840 640.5
 
LENGTH OF VIADUCT APPROACHES –
Levee to Bridge.......................... 8,317.5 ft.
Arkansas side............................. 1,958 ft.
Mississippi side.......................... 6,359.5 ft.
 
LENGTH OF RAMPS FROM LEVEE TO HIGHWAY CONNECTION
Ark. side.................................... 1741 feet
Miss. side................................... 1150 feet
 
GRADES ON APPROACHES –
Both sides 4% or 4ft. rise in 100 feet.
 
CURVES ON APPROACHES – 2 degree curve on Ark. side. 1/2 of one degree on Miss. side





HEIGHT OF FLOOR ABOVE HIGHWATER – 65 ft.
 
HEIGHT OF FLOOR' ABOVE MEAN LOW WATER – 125 ft.
 
FOUNDATION SETTINGS BELOW BED OF THE RIVER
Pier No. 10 - 140 Feet - Total Ht. 265 Feet
Pier No. 11 - 133 Feet - Total Ht. 276 Feet
Pier No. 12 - 83 Feet - Total Ht. 276 Feet
Pier No. 13 - 149 Feet - Total Ht. 246 Feet
 
LENGTH AND NUMBER OF VIADUCT SPANS
67 — 75 Foot Spans 2 — 143 Foot Spans
12 — 180 Foot Spans 2 — 218 Foot Spans
 
DEPTH TO WHICH VIADUCT FOUNDATION PILES WERE DRIVEN
Timber Piles, Approximately 70 Feet
Steel Piles, Approximately 160 Feet
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