LTPP Logo Long Term Pavement Performance Logo

LTPP TSSC Home

Data User's Corner





LTPP TABLE NAVIGATOR: Field View


Fields for table: TRAFFIC_CLASS_CONVERT_DATA

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.
CLASS_PCT_FHWA_5

NUMBER(4,1)


Percent of SHA class in FHWA class 5.
CLASS_PCT_FHWA_6

NUMBER(4,1)


Percent of SHA class in FHWA class 6.
CLASS_PCT_FHWA_7

NUMBER(4,1)


Percent of SHA class in FHWA class 7.
CLASS_PCT_FHWA_8

NUMBER(4,1)


Percent of SHA class in FHWA class 8.
CLASS_PCT_FHWA_9

NUMBER(4,1)


Percent of SHA class in FHWA class 9.
CLASS_PCT_FHWA_10

NUMBER(4,1)


Percent of SHA class in FHWA class 10.
CLASS_PCT_FHWA_11

NUMBER(4,1)


Percent of SHA class in FHWA class 11.
CLASS_PCT_FHWA_12

NUMBER(4,1)


Percent of SHA class in FHWA class 12.
CLASS_PCT_FHWA_13

NUMBER(4,1)


Percent of SHA class in FHWA class 13.
CLASS_PCT_FHWA_OTHER

NUMBER(4,1)


Percent of SHA class in FHWA class 14/15 counted and not forced into one of the 13 bins.
SHRP_ID

VARCHAR2(4)


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

DATE


Start of period when classification scheme is used.
TRF_DATA_TYPE
TRF_DATA_TYPENUMBER(1)


Code indicating if the conversions applies to classification of weight data.
VEH_CLASS
VEH_CLASSNUMBER(2)


Vehicle classification used per traffic Sheet 7.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.
CLASS_APPLIES_TO

DATE


End of the period for which the classification applies.
CLASS_PCT_FHWA_1_3

NUMBER(4,1)


Percent of SHA class in FHWA classes 1-3.
CLASS_PCT_FHWA_4

NUMBER(4,1)


Percent of SHA class in FHWA class 4.