QUALITY CONTROL REPORT


Publisher	   : Chustz Surveying, Inc.
Address	   : 211 Richy Street
City/State/Zip : New Roads, LA. 70760
Phone		   : 225-638-5949 Ext. 201
Fax		   : 225-638-3924
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Revetment      : Atch River Mile 103 (Bank to Bank)
Data Filename  : A103_2x2.xyz
Client         : U.S. Army Corps of Engineers, New Orleans District
Contract Number: DACW912P8-10-D-0051

Multibeam Elevation Range : -0.76 to -68.19
Multibeam Total Data Points : 2,855,536

Approx Mile Range : Atch River RM 102.28 to Atch River RM 103.28

Vessel         : Tammy Jo
Party Chief    : Jim Phillips
Operator       : Kirk Miller
Computer       : Jim Phillips

HGS Quality Control Report : 11-19-2010
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Velocity Cast performed 10-19-2010 at 07:15
Location: Atch River Mile 103
Draft 2.2
Speed of Sound : 4,884.5 ft
System: Reson Seabat 8124

Velocity Cast performed 10-20-2010 at 07:04
Location: Atch River Mile 103
Draft 2.2
Speed of Sound : 4,883.6 ft
System: Reson Seabat 8124
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Water Surface Information (NAVD88 2004.65)

	**Gage readings for this survey were established by 3rd Order
	Conventional Level Loop from monuments "TBM 103.3 L" and "TBM
	98.6 R" to a temporary set gage near the water surface.**

10-19-2010
	0600	2.34
	1800	2.47

10-20-2010
	0600	2.24
	1800	2.37
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NOTES: 

      1) Patch Test performed on 10-18-2010
      2) Multibeam was collected on 10-19,20-2010
	3) No revetment falls within this survey area, therefore no LiDAR was
	   surveyed.
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DATA SUBMITTED:

A103_2x2.xyz		(Multibeam data gridded to 2ft by 2ft grid)
A103_WE.xyz			(Water surface positions xyz file)
A103_STR.xyz		(Structure positions xyz file)
A103_qc.txt			(Quality Control Report)
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