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Fields for table: MON_DIS_AC_CRACK_INDEX

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.
SHRP_ID

VARCHAR2(4)


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

DATE


Date survey was performed.
HPMS16_CRACKING_PERCENT_AC

NUMBER(3)
%

Percent of section cracked using 2016 HPMS Field Guide definitions. Includes only longitudinal and fatigue cracking in assumed 1m wide wheelpaths.
MEPDG_CRACKING_PERCENT_AC

NUMBER(3)
%

Percent of section cracked using AASHTO MEPDG definitions. Includes only longitudinal and fatigue cracking in assumed 0.67m wide wheelpaths.
MEPDG_CRACKING_LENGTH_AC

NUMBER(5)
ft/mi

Length of transverse cracking per unit length using AASHTO MEPDG definitions. Includes only transverse cracks at least 6 feet long.
HPMS14_CRACKING_PERCENT_AC

NUMBER(3)
%

Percent of section cracked using 2014 HPMS Field Guide definitions. Includes only longitudinal and fatigue cracking in assumed 0.67m wide wheelpaths.
HPMS14_CRACKING_LENGTH_AC

NUMBER(5)
ft/mi

Length of transverse cracking per unit length using 2014 HPMS Field Guide definitions. Includes only transverse cracks at least 6 feet long.
NPRM_CRACKING_PERCENT_AC

NUMBER(3)
%

Percent of section cracked using MAP-21 NPRM definitions. Includes longitudinal, transverse, edge, fatigue, and block cracking.