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Fields for table: DD_VOL

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.
VOLUME_24_HRS

NUMBER(5)


The total daily volume for the lane and direction.
SHRP_ID

VARCHAR2(4)


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

NUMBER(1)


Number of the lane for which the data was collected.
DIR_TRF
DIR_TRFNUMBER(1)


The direction to which the data applies.
YEAR

NUMBER(4)


Year the data was collected.
MONTH

NUMBER(2)


Month the data was collected.
DAY

NUMBER(2)


Day the data was collected.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.
DAY_OF_WEEK
DAY_OF_WEEKNUMBER(1)


The code for the day of the week represented by this data.