1. GRAIN SIZE DISTRIBUTION
    2. GRAIN SIZE DISTRIBUTION
    PROJECT NAME:
    Beach Sediment Analysis
    CLIENT:
    HDR, Inc.
    SAMPLE ID:
    PI-T3
    LOCATION:
    Padre Island
    PADRE ISLAND
    Transect 3
    ASTM
    MESH
    PERCENT SHELL BY WEIGHT (BASED ON #10 SIEVE)
    Toe of Dune
    Mid Berm
    Swash Zone
    First Bar
    Trough
    Second Bar
    RETAINED BY #10
    1.0
    0.0
    0.0
    0.1
    0.1
    0.2
    ASTM
    MESH
    % FINER BY WEIGHT AFTER REMOVING SHELL
    Toe of Dune
    Mid Berm
    Swash Zone
    First Bar
    Trough
    Second Bar
    #10
    99.3
    100.0
    100.0
    100.0
    100.0
    100.0
    #18
    98.6
    100.0
    100.0
    99.9
    99.9
    99.4
    #35
    98.3
    100.0
    100.0
    99.3
    99.6
    98.3
    #60
    98.0
    99.6
    99.5
    96.2
    97.7
    90.7
    #70
    96.5
    96.9
    96.7
    92.4
    94.1
    76.2
    #80
    82.9
    78.1
    80.7
    56.5
    83.2
    48.9
    #100
    50.6
    42.5
    53.5
    58.2
    62.8
    26.2
    #120
    27.5
    19.1
    29.6
    36.4
    39.7
    13.4
    #170
    3.5
    1.0
    1.7
    1.5
    2.3
    1.5
    #200
    2.3
    0.5
    1.1
    0.5
    1.3
    1.2
    STATISTICS (EXCLUDING SHELL)
    MEDIAN GRAIN SIZE
    (mm)
    0.148
    0.155
    0.145
    0.141
    0.135
    0.178
    MEAN GRAIN SIZE
    (mm)
    0.144
    0.153
    0.144
    0.148
    0.138
    0.180
    SORTING
    (σ)
    0.388
    0.352
    0.394
    0.475
    0.424
    0.527
    Munsell Color
    Light Gray
    Very Pale
    Brown
    Grayish
    Brown
    Light Gray
    Grayish
    Brown
    Light Gray
    0
    5
    10
    15
    20
    25
    30
    35
    40
    45
    50
    55
    60
    65
    70
    75
    80
    85
    90
    95
    100
    100
    10
    1
    0.1
    0.01
    0.001
    50
    coarse
    fine
    coarse
    medium
    6
    1620
    1.5
    4
    200
    PERCENT FINER BY WEIGHT
    D100
    D60
    D30
    0.115
    0.135
    0.127
    0.136
    0.125
    D10
    0.094
    0.101
    0.097
    0.105
    0.098
    Depth
    Classification
    40
    PI
    Cc
    Cu
    GRAIN SIZE DISTRIBUTION
    GRAIN SIZE IN MILLIMETERS
    COBBLES
    GRAVEL
    SAND
    SILT OR CLAY
    4
    LL
    PL
    1.57
    1.73
    1.62
    1.55
    1.59
    0.0
    0.0
    0.0
    0.0
    0.0
    0.94
    1.03
    1.07
    1.08
    1.04
    1
    3/4
    1/23/8 3
    %Gravel %Sand
    %Silt
    %Clay
    100
    140
    3
    2
    60
    fine
    U.S. SIEVE OPENING IN INCHES
    U.S. SIEVE NUMBERS
    HYDROMETER
    PI-T2-Trough
    PI-T2-Second Bar
    PI-T3-Toe of Dune
    PI-T3-Mid Berm
    PI-T3-Swash Zone
    6
    81014
    30
    2
    2
    2
    0.5
    0.5
    0.149
    0.174
    0.157
    0.162
    0.155
    POORLY GRADED SAND
    POORLY GRADED SAND
    POORLY GRADED SAND
    POORLY GRADED SAND
    POORLY GRADED SAND
    Depth
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    0.0'
    PI-T2-Trough
    PI-T2-Second Bar
    PI-T3-Toe of Dune
    PI-T3-Mid Berm
    PI-T3-Swash Zone
    Specimen ID
    Specimen ID
    Project: Beach Sediment Analysis
    Location: Padre Island, Texas
    Number: G122361
    Rock Engineering & Testing Lab. LLC.
    6817 Leopard Street
    Corpus Christi, Texas 78409
    Telephone: 361-883-4555
    Fax: 361-883-4711
    US_GRAIN_SIZE 11 G122361 PI.GPJ US_LAB.GDT 8/18/22
    0
    5
    10
    15
    20
    25
    30
    35
    40
    45
    50
    55
    60
    65
    70
    75
    80
    85
    90
    95
    100
    100
    10
    1
    0.1
    0.01
    0.001
    50
    coarse
    fine
    coarse