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Fields for table: SPS4_UNDERSEAL_INIT_GROUT

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.
BEGIN_HUMIDITY

NUMBER(3)
%

Air humidity at the beginning of initial grouting and regrouting operations.
END_HUMIDITY

NUMBER(3)
%

Humidity at the end of initial grouting and regrouting operations.
TIME_BEGAN_HOLE_DRILL

VARCHAR2(4)
hhmm

Time drilling began.
TIME_END_HOLE_DRILL

VARCHAR2(4)
hhmm

Time drilling ended.
WATER_FLUSH_HOLES
YES_NONUMBER(1)


Code indicating if water was used to flush out holes.
HOLES_RETAIN_DRILL_FLUSH
FREQUENCYNUMBER(1)


Code indicating if holes retain drilling or flushing water.
CHAMBER_CLEANLINESS
CONDITIONNUMBER(1)


Code indicating grout mixing chamber cleanliness in initial and regrout.
CEMENT_BAGS_PER_BATCH

NUMBER(3)


Number of bags of cement used per batch.
FLY_ASH_BAGS_PER_BATCH

NUMBER(3)


Number of bags of fly ash used per batch in initial and regrout.
GALLONS_WATER_PER_BATCH

NUMBER(3)
gal

Gallons of water used per batch in initial and regrout.
STATE_CODE
STATE_PROVINCENUMBER(2)


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

NUMBER(4)
rpm

Grout mixing speed.
GROUT_MIX_TIME

NUMBER(3)
min

Amount of time grout was mixed.
GROUT_WELL_BLENDED
FREQUENCYNUMBER(1)


Code indicating if grout was well blended.
MAX_PUMP_PRESSURE

NUMBER(3)
psi

Maximum allowable pumping pressure during undersealing.
MAX_SURGE_PRESSURE

NUMBER(3)
psi

Maximum surge pressure allowed to initiate undersealing.
STABILITY_CHECKED_AFTER
YES_NONUMBER(1)


Code indicating if each slab/panel grouted was checked for stability after initial or regrouting operations.
UNSTABLE_SLABS_REGROUTED
YES_NONUMBER(1)


Code indicating if unstable slabs were regrouted.
RECORD_STATUS

VARCHAR2(1)


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

VARCHAR2(4)
hhmm

Time under seal work began.
TIME_END_UNDERSEAL

VARCHAR2(4)
hhmm

Time under seal work ended.
SURFACE_MOISTURE
SURFACE_MOISTURE_SPS34NUMBER(1)


Code indicating pavement surface moisture condition at the time of initial grouting and subsequent regrouting.
BEGIN_TEMPERATURE

NUMBER(3)
deg F

Air temperature at the beginning of initial grouting and regrouting operations.
END_TEMPERATURE

NUMBER(3)
deg F

Air temperature at the end of initial grouting and regrouting operations.