Geology Reference
In-Depth Information
Soils Testing Laboratory
Nuclear Density Test
Project
SR 1180
Location of Test
Charlotte, NC
Test Instrument
Troxler 3440
Tested By
John Doe
Date
March 22, 2008
Wet
Moisture
Dry
Max. Lab.
Optimum
Percent
Specified
Test
Unit Weight
Content
Unit Weight
Dry Unit Weight
Moisture Content
Compaction
Compaction
(lb/ft
3
)
(lb/ft
3
)
(lb/ft
3
)
Test
Depth
(%)
(%)
(%)
(min.) (%)
No.
(in.)
Elevation
(1)
(2)
(3)
(4)
(5)
(6)
(7)
Remarks
1
8
Subgrade
124.9
9.6
114.0
119.6
8.9
95.3
95.0
O.K.
2
8
Subgrade
126.9
8.4
117.1
119.6
8.9
97.9
95.0
O.K.
3
8
Subgrade
122.3
10.1
111.1
120.5
8.8
92.2
95.0
N.G.
4
8
Subgrade
124.2
9.8
113.1
120.5
8.8
93.9
95.0
N.G.
5
8
Subgrade
126.3
8.4
116.5
121.5
8.3
95.9
95.0
O.K.
6
8
Subgrade
128.2
8.2
118.5
121.5
8.3
97.5
95.0
O.K.
7
8
9
10
Note: (1), (2), and (3) are direct readings from a nuclear density device.
(4) and (5) are obtained from a laboratory compaction test. (See Chapter 12.)
(6)
[(3)/(4)]
100%.
*
(7)
contract specifications.
*
With some models, the maximum laboratory dry unit weight [column (4)] can be entered into the nuclear density device prior to the test and the percent
compaction [column (6)] will be output, eliminating the need for a manual calculation.
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