shall be included on the logs or in the records for each hole:
a.
Hole number or designation and elevation of top of hole.
b.
Inclination of the hole.
c.
Make and manufacturer's model designation of drilling equipment.
d.
Dates and time when drilling operations were performed.
e.
Time required for drilling each run.
f.
Elevation of top of rock.
g.
Steel casing seat elevation.
h. Depths and elevations at which core was recovered or attempts made
to core including top and bottom depth of each run.
i. Geologic classification or description by depths of each
stratigraphic unit cored. This classification or description shall be
made immediately following the taking of the core.
j.
Percentage of core recovered and rock quality designation per run.
k.
Depth and elevation of rod drops and other unusual occurrences.
l.
Depth and elevation at which groundwater is encountered.
m. Depths and elevations at which drill water is lost and regained and
amounts.
n. Depth and elevation of bottom of hole, determined by measuring the
drill steel length.
3.5.6
Anchor Records
Upon completion
of installation of each anchors, the anchor records shall
be furnished to
the Contracting Officer as specified in paragraph
SUBMITTALS. In
addition as-built drawings showing the completed
installation of
the anchors shall be furnished upon completion of
installation of
all anchors.
3.6
ACCEPTANCE
3.6.1
General
Acceptance of anchors shall be determined by the Contracting Officer. The
following criteria will be used in determination of the acceptability of
each anchor:
a. Creep - Creep movement shall not exceed 1 mm 0.040 inch at maximum
Test Load during the first 10 minutes of the performance or proof test.
If the creep movement exceeds this limit, it shall not exceed 2 mm
0.080 inch at the maximum Test Load at the end of 60 minutes. If the
creep movement exceeds 2 mm 0.080 inch at the maximum Test Load at the
end of 60 minutes, the anchor shall be rejected.
b.
Movement - Apparent free length shall be calculated from the
SECTION 02490
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