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 110 (Bank to Bank)
Data Filename  : A110_2x2.xyz
Client         : U.S. Army Corps of Engineers, New Orleans District
Contract Number: DACW912P8-10-D-0051

Multibeam Elevation Range : -1.14 to -35.45
Multibeam Total Data Points : 2,103,373

Approx Mile Range : Atch River RM 109.50 to Atch River RM 110.43

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

HGS Quality Control Report : 10-28-2010
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Velocity Cast performed 10-05-2010 at 07:43
Location: Atch River Mile 110
Draft 2.2
Speed of Sound : 4,908.6 ft
System: Reson Seabat 8124

Velocity Cast performed 10-06-2010 at 07:12
Location: Atch River Mile 110
Draft 2.2
Speed of Sound : 4,902.6 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 115.0 L, "TBM 113.0 L"
	and "TBM 108.0 R" to a temporary set gage near the water surface.**

10-05-2010
	0600	1.30
	1800	1.84

10-06-2010
	0600	1.53
	1800	1.94
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NOTES: 

      1) Patch Test performed on 10-04-2010
      2) Multibeam was collected on 10-05,06-2010
	3) No revetment falls within this survey area, therefore no LiDAR was
	   surveyed.
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DATA SUBMITTED:

A110_2x2.xyz		(Multibeam data gridded to 2ft by 2ft grid)
A110_WE.xyz			(Water surface positions xyz file)
A110_STR.xyz		(Structure positions xyz file)
A110_qc.txt			(Quality Control Report)
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