Brief Synopsis of Project Hickahala Creek

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• Brief Synopsis of ProjectHickahala Creek
• Hickahala Creek Pipeline Protection Project at
  milepost 347.64
• Tate County, Senatobia, MSDesigned by Submar,
  Inc and River Research and Design,
  Inc.Installed, Monitored bySubmar
  Incorporated 805 Dunn St., Houma,
  LAwww.R2D-ENG.com www.Submar.com
                                     

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Hickahala Creek Pipeline Protection Project at
milepost 347.64 Tate County, Senatobia, MS
(Looking across and downstream in this view)
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Looking Upstream - September 2001 - Pipeline
Exposed 10 Feet
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Looking Upstream - September 2002 - Pipeline
Exposed 25 Feet
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Looking Upstream - March 2003 - Pipeline Exposed
50 Feet
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Looking Downstream - March 2003 - Pipeline
Exposed 50 FeetMain stream force thalweg of
stream aimed underneath exposed pipe note other
pipeline exposed.
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Looking Upstream - March 2003 - Long Straight
ReachThornton Creek (tributary stream bottom
left) feeding into Hickahala Creek (top right)
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Looking Upstream - April 2003 and the news is
not good"
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Looking Upstream - the entire stream is trying to
flow underneath the pipeline
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Looking Downstream (standing Upstream) - August
2003Typical Tourist on Safari in Mississippi
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Note Pipe Tie-Down Structure
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July 2003 After May Flood (overbank, picture
looking away from stream) Floodwaters Carry Sand
1000 Feet into Farmer's Field
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August 2003 - Aerial Photos - Note Upstream
Straight Stretch (bottom right) Pipe Exposed on
Overbank, Large Sand Splay in Farmers Field (top
right)
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Looking Downstream - April 2003 Pipe is
Vulnerable to Impact from the Next Large Floating
Tree. Bank is a mess (technical term)
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September 5th, 2003 Portable Cofferdams used to
Dewater the site for Pipeline Recoating The
Green Portion of the Pipeline is New, Pipe was
Cut, and New Section Installed at a Lower
Elevation
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Pre-tested Pipe
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Hickahala Creek Conceptual Drawings - Total Mats
(182)
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Looking Upstream into Tributary Widening Channel
to Accommodate LPSTP
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The Key Trench is a Thing of Beauty!
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From Key Looking Downstream in Tributary Toward
Hickahala Creek - September 17th, 2003 - Fresh
LPSTP
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Looking Upstream into Tributary Longitudinal
Peaked Stone Toe Protection (LPSTP)
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LPSTP Under Construction Looking Downstream -
September 17th, 2003
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September 17th, 2003Mat Installation
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September 17th, 2003Installing Mat
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Looking Across and Upstream - September 22nd,
2003High Water Event During Construction
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High Water Event During Construction September
22nd, 2003
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September 26th, 2003 Note Bank Paving (left),
LPSTP (5 tons/ft middle), Key (right)
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September 26th, 2003Note Bank Paving (left),
LPSPT (right)
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September 27th, 2003 - Mat Installation Complete
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Looking Upstream - September 30th
2003 Installation Complete
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Project Completed
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Looking Upstream - November 24th,
2003Floodwaters Crested 1 Foot Below Top of
Levee
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Before
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After
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Looking Upstream - February 5th 2004 - Flood
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February 5th, 2004 FloodFlow Left to Right