MEASUREMENTS
TOTAL LENGTH OF BRIDGE
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Highway to Highway….. 12,991 ft. or 2-1/4 miles |
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LENGTH OF
BRIDGE PROPER –
Three spans resting on four main piers.. 2,121 ft. |
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LENGTH OF
VIADUCT APPROACHES – |
Levee to Bridge…………………….. |
8,317.5 ft. |
Arkansas side……………………….. |
1,958 ft. |
Mississippi side…………………….. |
6,359.5 ft. |
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LENGTH OF
RAMPS FROM LEVEE TO HIGHWAY CONNECTION |
Ark. side……………………………… |
1741 feet |
Miss. side…………………………….. |
1150 feet |
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GRADES ON
APPROACHES – |
Both sides
4% or 4ft. rise in 100 feet. |
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CURVES ON
APPROACHES – 2 degree curve on Ark. side. 1/2 of
one degree on Miss. side |
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HEIGHT OF
FLOOR ABOVE HIGHWATER – 65 ft. |
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HEIGHT OF
FLOOR’ ABOVE MEAN LOW WATER – 125 ft. |
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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 |
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LENGTH AND
NUMBER OF VIADUCT SPANS |
67 — 75 |
Foot Spans |
2 — 143 |
Foot Spans |
12 — 180 |
Foot Spans |
2 — 218 |
Foot Spans |
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DEPTH TO WHICH
VIADUCT FOUNDATION PILES WERE DRIVEN |
Timber
Piles, Approximately 70 Feet
Steel Piles, Approximately 160 Feet |
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