Report•
, z , ,,,, , ,..,) 2,,,,,„,;.,
= k 3
16 F69 t2.1 ( s� CO10rado 6/1 �Sr ZZZ - CfJ341fs m ,/ 46÷_f_
O oi,: ::,. a K Qy_a ; . .�w 0s 2, O
r.,,
1
O.
o
° x ' CDESIGN FIELD ELD REPORT
/ Page 1 of 1
Lri
%1'1 N i _ GDI Project: Polygon 126 07 Prepared By. Dan Boileau
V 4;" I z , 1. Project Name: South River Terrace - Phase 1 03/6/2023
1.
I = Location: SW Bull Mountain Road and SW Roy Report#: 149
T�� ",
• ' I • . Rogers Road, Tigard
w
I K;
Arrival: 081 5 Departure: 0900
r � • `_'s, ; Weather Cloudy, 40s Permit #:
^` w„ — - »t _ 'f.-• - _ Site Visit Requested By Rob (Taylor Morrison) Met With (on site): Rob (Taylor Morrison)
J .. r T ems,. °- ,-e." >� z z
- , `-' 3 3 Purpose: Observe Lot 37 (Bldg. 4) Subgrade
FL
Outstanding Issues: FR 79 -Soft Spots, 3 lots on north side of Beemer, west of 165'Avenue (9/22/21)
l - ) E, I observed crews had excavated to design subgrade elevation and placed approx. 1-2" of what appeared to be 1 Y2"-0
- 4 _ _ - ; = -- _- 3 - crushed recycled concrete. I evaluated the subgrade and base rock using a %-inch diameter steel foundation probe.
I = ` 3 ` ' Based on penetration resistance, native brown silt, trace sand subgrade observed todaygenerally appeared to be
g
1 .�. gl =II I ; . 2 _. medium-stiff to stiff and the base rock observed today appeared to be loose. Under foundations, we recommend
8 3 Y, 3s`a 37 9 .2..
`it o 1 i r light compaction until base rock is well keyed and firm under foot. We recommend rock be well-keyed and firm
'fi r-� : x _ a ' , '�A
w under foot at the time of concrete pour.
1 i galL I observed areasdrain
_ I b d 3 a ea where approx. 1-1.5' of opengrade angular d in rock had beenplaced over corrugated e. We
_.� 9 pipe.
°} r .o •
� recommend any areas of continuous footing perpendicularly traversing trench backfill be compacted until well keyed
'°� ��
� � v" •al and dense. If pad footings or continuous footings reside on trench backfill, we recommend NVS be notified for
� x ,sue : it x
� further observations and recommendations.
mi m — - I °' as _i z a ' _: -
/ A �� _ j
-i I � s
m .12
o .
j °1 v a " I Z Based on our observations and probing, it is our opinion the exposed subgrade & base rock at the locations and
, i . I _ a v1 57. 5a v __ f= ,", y . _ _ : : ' _ a ! elevations noted above is being prepared in general accordance with the project geotechnical report and our field
o , ' v 1 w ' > ; a '.- recommendations provided aforementioned recommendations are enacted.
N 12 N o
F
a " - Distribution:
V �' 1 a f 4 4 4 # s
Y-H
•
cn o ,, I i; Attachments: Site plan (1)
LL z !II ( I Reviewed by:
as \ , I
CV V �� T moo,r �.,
0 -- -- - - - This report presents opinions formed as a result of our observation of activities relating to geotechnical engineering or environmental services. We rely on th on a o r mply with the plans and
Q = n ; e _ 4 specifications throdghout the duration of the project irrespective of the presence of our representative. Our work does not include supervision or direction th t a .the contractors employees
Cr)C V E -- - - _ - _ - - _ - V } - 'I'i or agents. Our firm is not responsible for site safety This field report is a DRAFT representation of our field observations,testing,and preliminary eco men t T e report can only be
O x —I - _ considered final upon review of the NVS protect manager,as indicated by initials in the Reviewed" By"section
I 1
L q e
o Q Signature.
as x o_ W4.
CV O
Q.f Q
as
o Q u)
0) II co
>, 2
o
i ¢
9450 5W Commerce Circle,Suite 300 I Wilsonville,OR 97070 1503.968.8787 I www.geodesigninc.com