Presentation is loading. Please wait.

Presentation is loading. Please wait.

Brief Synopsis of Project Hickahala Creek Hickahala Creek Pipeline Protection Project at milepost 347.64 Tate County, Senatobia, MS Designed by Submar,

Similar presentations


Presentation on theme: "Brief Synopsis of Project Hickahala Creek Hickahala Creek Pipeline Protection Project at milepost 347.64 Tate County, Senatobia, MS Designed by Submar,"— Presentation transcript:

1 Brief Synopsis of Project Hickahala Creek Hickahala Creek Pipeline Protection Project at milepost Tate County, Senatobia, MS Designed by Submar, Inc and River Research and Design, Inc. Installed, & Monitored by: Submar Incorporated 805 Dunn St., Houma, LA |

2 Hickahala Creek Pipeline Protection Project at milepost Tate County, Senatobia, MS (Looking across and downstream in this view)

3 Looking Upstream - September Pipeline Exposed 10 Feet

4 Looking Upstream - September Pipeline Exposed 25 Feet

5 Looking Upstream - March Pipeline Exposed 50 Feet

6 Looking Downstream - March Pipeline Exposed 50 Feet Main stream force & thalweg of stream aimed underneath exposed pipe; note other pipeline exposed.

7 Looking Upstream - March Long Straight Reach Thornton Creek (tributary stream; bottom left) feeding into Hickahala Creek (top right)

8 Looking Upstream - April 2003 “and the news is not good"

9 Looking Upstream - the entire stream is trying to flow underneath the pipeline

10 Looking Downstream (standing Upstream) - August 2003 Typical Tourist on Safari in Mississippi

11 Note Pipe Tie-Down Structure

12 July 2003 After May Flood (overbank, picture looking away from stream) Floodwaters Carry Sand 1000 Feet into Farmer's Field

13 August Aerial Photos - *Note* Upstream Straight Stretch (bottom right) Pipe Exposed on Overbank, Large Sand Splay in Farmers Field (top right)

14 Looking Downstream - April 2003 Pipe is Vulnerable to Impact from the Next Large Floating Tree. Bank is a mess (technical term)

15 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

16 Pre-tested Pipe

17 Hickahala Creek Conceptual Drawings - Total Mats (182)

18 Looking Upstream into Tributary Widening Channel to Accommodate LPSTP

19 The Key Trench is a Thing of Beauty!

20 From Key Looking Downstream in Tributary Toward Hickahala Creek - September 17th, Fresh LPSTP

21 Looking Upstream into Tributary Longitudinal Peaked Stone Toe Protection (LPSTP)

22 LPSTP Under Construction Looking Downstream - September 17th, 2003

23 September 17th, 2003 Mat Installation

24 September 17th, 2003 Installing Mat

25 Looking Across and Upstream - September 22nd, 2003 High Water Event During Construction

26 High Water Event During Construction September 22nd, 2003

27 September 26th, 2003 *Note* Bank Paving (left), LPSTP (5 tons/ft; middle), Key (right)

28 September 26th, 2003 *Note* Bank Paving (left), & LPSPT (right)

29 September 27th, Mat Installation Complete

30 Looking Upstream - September 30th 2003 Installation Complete

31 Project Completed

32 Looking Upstream - November 24th, 2003 Floodwaters Crested 1 Foot Below Top of Levee

33 Before

34 After

35 Looking Upstream - February 5th Flood

36 February 5th, 2004 Flood Flow Left to Right


Download ppt "Brief Synopsis of Project Hickahala Creek Hickahala Creek Pipeline Protection Project at milepost 347.64 Tate County, Senatobia, MS Designed by Submar,"

Similar presentations


Ads by Google