Report (20) 6975 SW SANDBURG ST#160
• • TIGARD, OR 97223
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srRUc:rURAt,!IC (971)371-1958
SPECIAL INSPECTION—FINAL SUMMARY LETTER
February 27, 2018
Mr. Mark Van Domelen
City of Tigard, Building Department
13125 SW Hall Blvd.
Tigard, OR 97223
RE: Todd Residence Underpinning
11821 SW Morning Hill Dr.
Tigard, OR 97223
Permit#MST2018-00002
Dear Mark:
This letter certifies that we have performed special inspection of the referenced project, in accordance with
Chapter 17 of the International Building Code. Special inspection has been performed on (2)helical piers, as
shown on the permit documents.
On February 16, 2018, a representative of i.e. Structural observed the installation of (2) Foundation
Supportwork Incorporated model HP288 helical piers, as shown on structural drawings. All helical piers
reached or exceeded the specified installation pressure and the minimum penetration depth specified on
structural drawings. Load testing was performed on pier(1) in accordance with ASTM method D1143(Quick
Method), and passed the creep acceptance criteria. i.e. Structural has reviewed the installation logs of the
remaining piers and confirmed them to be acceptable.
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Special inspections have been provided to meet the requirements of the building code and do not constitute j
a guarantee of the installed work, It is the responsibility of the contractor to execute the work in accordance i
with the structural drawings. f
If you have any questions or need further information, please call me. `, u c Tu
9' J PR J1
Sincerely, 9�,G'N F �J\
X �,
3, '
726 f.__r
Dima Shemetov , O.e� 2} 20``1 4,
Inspector '.R �,c F
PIER JOB INFORMATION
Job Name/#: 2:733y FOUNDATION SYSTEMS
Finish gate: Z//6/1f
PIER LOCATIONS
111111
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2. letc:L1c.Al
Pier# Shots Pier# Shots Pier# Shots
1 t2'
it 16 31
2 �`i 17
32
3 18
33
4 19
34
5 20
35
6 21
36
7 22
37
8 23
38
9
24
39
10 25
40
11 26
41
12 27
42
13 28
43
14 29
44
15 30
45
Description:
l Fore n ignsture
2/6/2018 ' Print JobPacketl BizWiz-KBH Business Management Services I TerraFirma
r l Pier Installation
TERRNIRMA
Hel�caLog
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Helical Pier Installation Log
Customer: Tacque Coen & Chris Foreman: 04-Tyler Smith
Todd
Job 11821 SW Morning Install Date(s):2/16/2018-2/21/2018
Hili Dr
Address: Tigard, OR Job# J 43698 / 27338
Project#
Pier#: ! Pier Installation Date: 7,bad"
Drive Head: Installation Torque
Coefficient (ft-1):
Ultimate
Gauge Gauge Load
Pier Depth Pressure Pressure Differential Torque Capacity
Time Death ft (ft) IN (psi) OUT asi f Pressure (ft. -lb.) (lbs.) Comments
/Ga n _ i tvo
. C
Differential pressure Minimum
depth
required to meet capacity: /l>r)c)
required: ei9/"
l Tacque Coen & Chris Tadd 11821 SW Morning 2/16/2018-
Hill Dr Tigard, OR 2/21/2018
TerraFirma Foundation Systems
https:i/terrafirma.teambizwiz.com/prodJobpacket_Printable.aspx11D=78J=43698&P=27338&DocumentTypeld=1&Title=Helicol%20Pier%20Installation... 1/1
2/1201/3 Print JobPacketl BizWiz-KBH Business Management Services TerraFirma
(ERRaiRm) Helical Pier Installation L
og
Helical Pier Installation Log
Jacque Coan & Chris
Customer: Foreman: 04-Tyler Smith
Todd
11821 SW Morning
Job Install Date(s):2/16/2018-2/21/2018
Hill Dr
Address: Tigard, OR 43698 / 27338
Project#
Pier#: Pier Installation Date: 7 11/6/1
Installation Torque
Drive Head: 7K_
Coefficient (ft-1):
Ultimate
Gauge Gauge
Load
Pier Depth Pressure Pressure Differential : Torque Capacity
Time Depth(ft) (ft) IN (psi) OUT (psi) Pressure 4(ft. -lb.) (lbs.) Comments
IOC)
e) Jiat
_
Differential pressure Minimum
depth
required to meet capacity: /194,0
req u i red: .4"At
Jacque Coan & Chris Todd 11821 SW Morning 2/16/2018-
Hill Dr Tigard, OR 2/21/2018
TerraFirma Foundation Systems
httes.11terrafirma teambizwiz.comtprod jobpacket_printable.aspx?1D=78.J=436988,P=2733884DocumentTypeld=1&Title4ielical%20Pier%20installation... 1/1