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Fields for table: INV_DEICE_TYPES

Field NameCodesData TypeUnitsTest ProtocolDescription
SHRP_ID

VARCHAR2(4)


Test section identification number assigned by LTPP program. Must be combined with STATE_CODE to be unique.
STATE_CODE
STATE_PROVINCENUMBER(2)


Numerical code for state or province. U.S. codes are consistent with Federal Information Processing Standards.
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.
DEICE_TYPE
DEICE_TYPENUMBER(1)


Code indicating the type of deicers used on the test section.
DEICE_TYPE_OTHER

VARCHAR2(40)


Type of deicers used if other than those specified.
DEICE_DISCONTINUED
DEICE_TYPENUMBER(1)


Code indicating any deicers with use discontinued since opening of test site.
YEAR_DEICE_DISCONTINUED

NUMBER(4)
yr

Last two digits of the year in which a deicer was discontinued.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.