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LTPP TABLE NAVIGATOR: Field View


Fields for table: TST_SAMPLE_BASIC_INFO

Field NameCodesData TypeUnitsTest ProtocolDescription
STATE_CODE
STATE_PROVINCENUMBER(2)


Numerical code for state or province. U.S. codes are consistent with Federal Information Processing Standards.
DATE_SOURCE

VARCHAR2(23)


Table in which the associated DATE_SAMPLED is contained
SHRP_ID

VARCHAR2(4)


Test section identification number assigned by LTPP program. Must be combined with STATE_CODE to be unique.
FIELD_SET

NUMBER(2)


Sequential number indicating the field sampling event. Assigned 1 for first sample event and incremented by 1 for subsequent events.
LOC_NO

VARCHAR2(6)


Unique code number assigned to each sampling location indicating the sample type. The single character prefix indicates the sample type. The numeric suffix is the unique project location for the sample type.
SAMPLE_NO

VARCHAR2(7)


Unique code number assigned to each material sample indicating the sample type and material type. The first character indicates the sample type. The second character indicates the material type. The numeric suffix is the unique sample number for the sample type and material type.
DATE_SAMPLED

DATE


Date the sample was retrieved from the field.
CONSTRUCTION_NO

NUMBER(2)


Event number used to relate changes in pavement structure with other time dependent data elements. This field is set to 1 when a test section is initially accepted into LTPP and is incremented with each change to the layer structure.
SAMPLE_TABLE

VARCHAR2(23)


Table in which sampling information is contained
SAMPLE_COLUMN

VARCHAR2(13)


Column in which sampling information is contained