Borgeson Short Plat - Asphalt Subgrade Compaction Test Results.pdf
Daily Field Memo
Project No. 6544
Memo No. 6
Date 7-13-2015
Subject: Site earthwork
Project: Borgeson short plat
Location: Edmonds, WA Contractor: AM/PM Paving
Weather: Overcast Present at Site: Steve, crew
A Terra Associates, Inc. representative was on-site from 11:30 AM to 12:00 PM, to observe and test site
earthwork. While on-site we noted the following:
th
The contractor was paving along 240 St. SW. The area to be paved today was approximately
90 long and 5 to 6 wide. We observed that the subgrade for the pavement consisted of import
crushed rock. The contractor was compacting the crushed rock with a double drum roller. The
subgrade appeared firm and stable to the machinery traffic. The contractor was adding moisture
to the subgrade as needed with a hose. All compaction tests taken, as indicated below, met the
site compaction requirements.
Field Density Test Data
Moisture Dry Relative
Test
Depth Soil
Test Location Remarks
Content Density Compaction
No.
(ft.) Type
(%) (PCF) (%)
3 20 W of the east end of pavement S.G. B 8.7 117.8 99
4 30 E of the west end of pavement S.G. B 10.4 115.4 98
Note:
The above test results represent soil compaction at the specific locations and depths noted, and may not be representative of
compaction at other locations or depths.
Copies to:
By:
Dugan McCloskey
12525 Willows Road Suite 101 Kirkland, Washington 98034 Telephone No. (425) 821-7777