LTPP Logo Long Term Pavement Performance Logo

LTPP TSSC Home

Data User's Corner





LTPP TABLE NAVIGATOR: Field View


Fields for table: SPS7_QC_MEASUREMENTS

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.
CUTOFF_HEIGHT

NUMBER(3,2)
in

Cutoff height for profilograph measurements.
INCENTIVE_PAYMENT
Y_NVARCHAR2(1)


Code indicating if the surface profile was used as a basis of incentive payment.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.
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.
DATE_COMPLETE

DATE


Date activity was completed.
DATE_BEGAN

DATE


Date operations began.
PROFILOGRAPH_TYPE
PROFILOGRAPH_TYPENUMBER(1)


Code indicating type of profilograph used.
PROFILE_INDEX

NUMBER(3,1)
in/mi

Profile index of any profilograph measurements.
INTERP_METHOD
INTERPRETATION_METHODNUMBER(1)


Code indicating interpretation method used for profilograph measurements.
BLANK_BAND_HEIGHT

NUMBER(3,2)
in

Height of blanking band for profilograph measurements.