1. GRAIN SIZE DISTRIBUTION
    2. GRAIN SIZE DISTRIBUTION
    PROJECT NAME:
    Beach Sediment Analysis
    CLIENT:
    HDR, Inc.
    SAMPLE ID:
    SPI-T1
    LOCATION:
    South Padre Island
    SOUTH PADRE ISLAND
    Transect 1
    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
    0.0
    0.0
    0.0
    0.0
    0.2
    0.2
    ASTM
    MESH
    % FINER BY WEIGHT AFTER REMOVING SHELL
    Toe of Dune
    Mid Berm
    Swash Zone
    First Bar
    Trough
    Second Bar
    #10
    100.0
    100.0
    100.0
    100.0
    100.0
    100.0
    #18
    100.0
    100.0
    100.0
    99.6
    100.0
    99.7
    #35
    100.0
    100.0
    99.9
    99.1
    100.0
    98.8
    #60
    97.8
    98.4
    88.7
    87.2
    93.8
    86.2
    #70
    82.4
    85.6
    58.5
    55.5
    73.1
    58.8
    #80
    38.5
    47.4
    24.1
    29.8
    34.5
    31.0
    #100
    10.1
    12.7
    7.1
    8.3
    12.2
    10.8
    #120
    4.4
    4.4
    3.0
    3.2
    5.4
    5.6
    #170
    1.2
    0.9
    1.3
    1.2
    1.8
    2.7
    #200
    0.6
    0.7
    1.3
    1.1
    1.7
    2.6
    STATISTICS (EXCLUDING SHELL)
    MEDIAN GRAIN SIZE
    (mm)
    0.185
    0.179
    0.201
    0.202
    0.190
    0.199
    MEAN GRAIN SIZE
    (mm)
    0.184
    0.180
    0.202
    0.202
    0.191
    0.201
    SORTING
    (σ)
    0.274
    0.269
    0.384
    0.421
    0.356
    0.467
    Munsell Color
    Very Pale
    Brown
    Very Pale
    Brown
    Brown
    Brown
    Brown
    Light Brownish
    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
    0.168
    0.162
    0.182
    0.177
    0.171
    D10
    0.149
    0.141
    0.153
    0.151
    0.141
    Depth
    Classification
    40
    PI
    Cc
    Cu
    GRAIN SIZE DISTRIBUTION
    GRAIN SIZE IN MILLIMETERS
    COBBLES
    GRAVEL
    SAND
    SILT OR CLAY
    4
    LL
    PL
    1.30
    1.33
    1.38
    1.43
    1.41
    0.0
    0.0
    0.0
    0.0
    0.0
    0.99
    1.00
    1.02
    0.97
    1.05
    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
    SPI-T1-Toe of Dune
    SPI-T1-Mid Berm
    SPI-T1-Swash Zone
    SPI-T1-First Bar
    SPI-T1-Trough
    6
    81014
    30
    0.5
    0.5
    1
    2
    0.5
    0.192
    0.187
    0.212
    0.215
    0.198
    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'
    SPI-T1-Toe of Dune
    SPI-T1-Mid Berm
    SPI-T1-Swash Zone
    SPI-T1-First Bar
    SPI-T1-Trough
    Specimen ID
    Specimen ID
    Project: Beach Sediment Analysis
    Location: South 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 12 G122361 SPI.GPJ US_LAB.GDT 8/22/22
    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
    medium
    6
    1620
    1.5
    4
    200
    PERCENT FINER BY WEIGHT
    D100
    D60
    D30
    0.175
    0.115
    0.159
    0.171
    0.16
    D10
    0.145
    0.091
    0.133