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LTPP TABLE NAVIGATOR: Field View


Fields for table: SPS6_OVERLAY

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.
PARTS_DILUENT

NUMBER(2)


Parts of diluent in the asphalt mixture.
PARTS_ASPHALT

NUMBER(2)


Parts of asphalt mixed with diluent.
APPL_RATE

NUMBER(3,2)
gal/sq yd

Application rate for the combined tack coat mixture.
PLANT_TYPE1
PLANT_TYPENUMBER(1)


Code indicating type of asphalt concrete mix plant.
PLANT_TYPE_OTHER1

VARCHAR2(40)


Type of asphalt concrete mix plant if other than those specified.
PLANT_NAME1

VARCHAR2(40)


Name of asphalt concrete mix plant.
HAUL_DISTANCE1

NUMBER(3)
mi

Haul distance from mix plants to project site.
HAUL_TIME1

NUMBER(3)
min

Haul time from mix plants to project site.
LAYER_NO1_1

NUMBER(2)


Number of layer using material from plant 1.
LAYER_NO1_2

NUMBER(2)


Number of layer using material from plant 1.
STATE_CODE
STATE_PROVINCENUMBER(2)


Numerical code for state or province. U.S. codes are consistent with Federal Information Processing Standards.
LAYER_NO1_3

NUMBER(2)


Number of layer using material from plant 1.
PLANT_TYPE2
PLANT_TYPENUMBER(1)


Code indicating type of asphalt concrete mix plant.
PLANT_TYPE_OTHER2

VARCHAR2(40)


Type of asphalt concrete mix plant if other than those specified.
PLANT_NAME2

VARCHAR2(40)


Name of asphalt concrete mix plant.
HAUL_DISTANCE2

NUMBER(3)
mi

Haul distance from mix plants to project site.
HAUL_TIME2

NUMBER(3)
min

Haul time from mix plants to project site.
LAYER_NO2_1

NUMBER(2)


Number of layer using material from plant 2.
LAYER_NO2_2

NUMBER(2)


Number of layer using material from plant 2.
LAYER_NO2_3

NUMBER(2)


Number of layer using material from plant 2.
PLANT_TYPE3
PLANT_TYPENUMBER(1)


Code indicating type of asphalt concrete mix plant.
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.
PLANT_TYPE_OTHER3

VARCHAR2(40)


Type of asphalt concrete mix plant if other than those specified.
PLANT_NAME3

VARCHAR2(40)


Name of asphalt concrete mix plant.
HAUL_DISTANCE3

NUMBER(3)
mi

Haul distance from mix plants to project site.
HAUL_TIME3

NUMBER(3)
min

Haul time from mix plants to project site.
LAYER_NO3_1

NUMBER(2)


Number of layer using material from plant 3.
LAYER_NO3_2

NUMBER(2)


Number of layer using material from plant 3.
LAYER_NO3_3

NUMBER(2)


Number of layer using material from plant 3.
AC_PAVER_MANUFACTURER

VARCHAR2(40)


Name of asphalt concrete paver manufacturer.
AC_PAVER_MODEL

VARCHAR2(40)


Model number of asphalt concrete paver.
LAYDOWN_WIDTH

NUMBER(3,1)
ft

Width of the finished concrete from a single pass of the paving train.
DATE_COMPLETE

DATE


Date activity was completed.
LONG_SURFACE_JOINT_LOC
JOINT_LOCNUMBER(1)


Code indicating where the longitudinal surface joint is located within the test section.
OFFSET

NUMBER(3,1)
ft

Offset distance from outside shoulder lane edge joint or edge stripe.
SIGNIFICANT_EVENTS

VARCHAR2(80)


Any significant event occurring during construction that may influence performance.
RECORD_STATUS

VARCHAR2(1)


A code indicating the general quality of the data.
DATE_BEGAN

DATE


Date operations began.
SURFACE_PREP
SURFACE_PREP_OVERLAYNUMBER(1)


Code indicating method of surface preparation.
TACK_COAT_MATL
TACK_COAT_MATLNUMBER(2)


Code indicating type of asphaltic tack coat material used.
MATL_TYPE_OTHER

VARCHAR2(40)


Type of tack coat material if other than those specified.
TACK_COAT_PERCENT

NUMBER(2)
%

Dilution percentage or the mixing rate of asphalt in emulsified asphalt cement tack coat materials.