HomeMy WebLinkAbout01-18-23 110805-1002 SOIL OC W(LLL7AN �
,� ��t���,E��� Geotechnical Inspection & Testing Daily Report
Date: 1-18-23 M Tu �W Th F Sa Su Page: 1 Of: 1
willdan Project No.: 110805-1002 Project Name: CANYON LOOP TRAIL IMPROVEMENT PROJECT
Client: CITY OF DIAMOND BAR Grading Permit No.: Gauge No.: 244
Contractor: A.C.E. Weather. SUNNY DensitySTD: 25350 DensityXl: 1.13
Equipment BACKHOE PLATE COMPACTOR Moisture ST�: 8930 Moisture xl: .95
Test Moisture Min.Re
Test Test Location Depth/ �Material Dry Density Content Compaction Compacton Test
No. �
Elevation No. (pcf) �o�o� (/o �o�o� Method
1 MID SECTION NORTH SIDE 2' DEPTH 8" 1 131.2 12.2 95 95 NG
2 NE CORNER 2' DEPTH " " 132.4 11.3 96 " "
3 MID SECTION EAST SIDE 2' DEPTH " " 133.1 11.8 97 " "
4 MID SECTION EAST SIDE 1' DEPTH " " 132.5 13.8 96 " "
5 NE CORNER 1' DEPTH " " 131 13.1 95 " "
6 MIDDLE OF NORTH SIDE 1' DEPTH " " 134 11.4 97 " "
Material Maximum Dry Density Optimum Moisture
No. Material/Soil Description Material Source Soil Type a
(pcf) Content(/o)
1 NATIVE SUBGRADE �NATIVE 137.7 7.9
Summary of Services:
I ARRIVED ONSITE AS REQUESTED AT 9 AM TO PERFORM NUCLEAR GAUGE TESTING, TO OBSERVE
BACKFILL OF GABIAN WALL NO.4, AND TO TAKE ONE SAMPLE FOR MAXIMUM DENSITY TESTING.
UPON ARRIVAL SOIL WAS BACKFILLED TO THE TOP OF THE BACKSIDE OF THE FIRST GABIAN CAGE. I TESTED
BACKFILL FOR THE FINAL TWO FEET OF COMPACTION. ALL TESTS WERE TAKEN ON THE HILLSIDE EDGE
BEHIND THE GABIAN WALL. SOIL APPEARED FIRM AND UNYIELDING WITH PROBE.
UPON CONTRACTOR'S REQUEST I ALSO PROBED THE SURFACE LEVEL BEHIND GABIAN WALLS NO. 1 AND
NO. 2 WHICH SEEMED FIRM AND UNYIELDING WITH PROBE.
This repoR ❑does '�7 does not contain non-compliance. This report ❑does �❑does not contain re-inspection.
Certification of Compliance: To the best of my knowledge,all the Time Time Billed RT Hours OT Hours DT Hours
reported works,unless noted otherwise,is in conformance with the approved In Out Hours (1X) (1.5X) (2X)
plans,specifications and applicable sections of the governing building codes. 9 � 4 4
All inspections are based on a minimum of 4 hours. Any inspection over
��'�'�� _ C „ �t�� 4 hours or starting before noon and extending past noon,will be charged
�y �2� as an 8-hour minimum.
Signature of Technician Approved by ClienYs Representative:
OTIS CHANDLER
Print Name of Technician Signature Print Name
Distribution: White:Project Manager Canary:Field File Pink:Client's Representative