_______________________________***QUALITY CONTROL REPORT***_______________________________


Publisher:                                   Chustz Surveying
                                             (a division of GIS Engineering)
Address:                                     211 Richy Street
City/State/Zip:                              New Roads, LA. 70760
Phone:                                       (225) 638-5949
Fax:                                         (225) 638-3924
Website:	                             www.chustzsurveying.com


___________________________________GENERAL INFORMATION____________________________________


Revetment:                                   Legonier
Code:                                        "A022"
River Mileage:                               4.0 L
Client:                                      USACE New Orleans District
Contract Number:                             W912P8-20-R-0016

Multibeam Elevation Range:                   22.98 to -111.63
Multibeam Total Data Points:                 1,609,162

Total Ranges:                                U-022 to D-062


____________________________________SYSTEM INFORMATION____________________________________


System:                                      EdgeTech 4600/6205
Name:                                        "Jules Oreste"
Party Chief:                                 Wade Chustz
Operator:                                    Austin Bordelon
Computer:                                    Wade Chustz


___________________________________VELOCITY INFORMATION___________________________________


Velocity Cast Date:                          06-15-2025
Time:                                        09:02
Location:                                    Legonier
Draft:                                       2.09
Speed of Sound:                              4,923.4 ft
System:                                      EdgeTech 4600/6205 ("Jules Oreste")


_____________________________________GAGE INFORMATION_____________________________________


  **Multibeam elevations were established from www.rivergages.com by the following
  gages: Old River Lowsill Outflow Channel near Knox Landing (02100), Atchafalaya River
  at Simmesport (03045), and Atchafalaya River at Melville (03060).**


Datum:  NAVD88
Units:  Feet


DATE:   06-15-2025  06-15-2025  06-15-2025  06-15-2025  06-15-2025
MILE:   3.0         3.5         4.0         4.5         5.0
0600:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
0700:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
0800:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
0900:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
1000:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
1100:   28.6 ft     28.5 ft     28.4 ft     28.3 ft     28.2 ft
1200:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
1300:   28.6 ft     28.5 ft     28.4 ft     28.3 ft     28.2 ft
1400:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.2 ft
1500:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
1600:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.2 ft
1700:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft
1800:   28.7 ft     28.6 ft     28.5 ft     28.4 ft     28.3 ft


______________________________ADDITIONAL NOTES AND FINDINGS_______________________________


1) The Multibeam data was collected on 06-15-2025.
2) There are areas of limited access within the Simmesport K.C.S. (L. & A.) R.R. Bridge
   (RM 4.5) and Simmesport LA. ST. HWY. NO. 1 Bridge (RM 5.0) vicinities.
3) There are no sunken objects located within the survey limits.
                                     

______________________________________DATA SUBMITTED______________________________________


2025_Revts_a022_Legonier_2x2.xyz   (Multibeam data gridded to 2ft by 2ft grid)
2025_Revts_a022_Legonier_2x2.tif   (Geoimage of the FM surface made with the final xyz
                                    file)
2025_Revts_a022_Legonier_QC.txt    (Quality Control Report including structure and water's
                                    edge position ties)
			
			
_________________________________STRUCTURE POSITION TIES__________________________________


3133754.39 901262.95 "BRIDGE COLUMN"
3135390.77 902673.93 "BRIDGE COLUMN"
3135568.89 902430.91 "BRIDGE COLUMN"
3137849.33 903243.34 "DOCK"
3138247.97 903310.66 "DOCK"
3135763.72 902505.40 "TREES"
3135803.84 902531.52 "TREES"
3138899.31 903455.44 "TREES"


________________________________WATERS EDGE POSITION TIES_________________________________


3142069.00 905818.82 "WE"
3141894.47 905467.76 "WE"
3141716.11 905041.04 "WE"
3141280.47 904339.76 "WE"
3140778.96 903983.89 "WE"
3140138.00 903709.00 "WE"
3139382.00 903561.00 "WE"
3138638.82 903231.00 "WE"
3137400.00 903065.00 "WE"
3136885.54 902962.46 "WE"
3136316.24 902733.53 "WE"
3135466.47 902219.76 "WE"
3135131.18 901907.00 "WE"
3134707.18 901655.00 "WE"
3134339.54 901370.46 "WE"
3134008.96 901079.89 "WE"
3133823.54 900642.46 "WE"
3133593.00 900153.18 "WE"


______________________________END OF QUALITY CONTROL REPORT_______________________________
