Report (18) 4
•
FROELICH
E N S I N E E R S ?, Memorandum
Client: OTAK
Job Name: River Terrace East Condominiums
RECEIVF
FE Job#: 17-T174 r;
Date: March 8, 2018 MAR 2 6 2018
BTo: Kevin Janiki`-l' (( � D
( �j= 4 j �)I 'iS ON
From: Ben Hawken, El; Chris Nelson, PE
Re: Hem-fir Framing Revisions
Froelich Engineers (FE) has made revisions to the River Terrace East Condominiums at the request of
Polygon Homes. FE is providing revised plans and calculations for the city to review. Summary of
changes which affect all building types are below:
1. Changing Doug-Fir lumber to Hem-Fir for all 2x joists, columns, 2x studs and plates.
2. Doug-Fir#1 beams revised to be Doug-Fir#2.
3. 7/8"floor sheathing revised to be 3/4".
4. 5/8" roof sheathing revised to be 7/16".
5. 15/32"wall sheathing revised to be 7/16".
6. Weyerhaeuser TJI joists revised to be Roseburg RFPI-400 joists.
7. Glulam drag beams revised to be LVL material, drag nailing revised accordingly.
Other changes made to the plans result due to the changes listed above (shear walls, holdowns, etc.).
If you have any questions, please do not hesitate to call.
Sincerely,
Ben Hawken, El
Cc: File
Attachments: None
www.froelich-engineers.com
O MAIN OFFICE 17700 SW Upper Boones Ferry Rd.Suite 115 Portland,Oregon 97224 503-624-7005
O CENTRAL OREGON 745 NW Mt.Washington Dr.,Suite#204 Bend, Oregon 97703 541-383-1828
O DENVER OFFICE 940 Kimbark St.,Suite#3 Longmont, Colorado 80501 720-799-1001
Letter of Transmittal
Transmitted By... Date: March 22, 2018 Project No.: 17857
❑ Mail Project: River Terrace East Condominiums—Building C
B UP2017-00037
■ Courier
0 Will Call To: Tom Hochstatter- City of Tigard Building Department
0 Hand DeliverE( Et 4� E
Address: City of Tigard Permit Center
D
13125 SW Hall Blvd MAR 2 6 2018
Tigard, OR 97223 , TIGARD
C
B1. LD N�� DIVISION
o a We Are Sending You... Transmitted...
■ Drawings ■ Prints ■ For Approval
❑ Specifications ■ Plans ❑ As Requested
808 SW 34 Avenue 0 Copy of Letter ❑ Samples ❑ For Your Use
Suite 300
0 Change Order ❑ Other 0 For Comment
Portland,OR 97204
Phone(503)287-6825
Fax(503)415-2304
Copies Page No. Description r
3 sets Full Size River Terrace East Condominiums—Building 0
—REVISED Permit Drawings
2 sets REVISED Structural Calculations River Terrace East
Condominiums—Building- C
2 Structural Calculation Revision Memo
1 City of Tigard Revision Transmittal Letter
Items Are...
• Attached 0 Under Separate Cover via
Remarks
Changes focus around the exterior envelope details and structural materials requested
by the client to align better with their standard project detailing.
From Kevin Janik
CC Project File
Architects Engineers Landscape Architects Planners Surveyors & Mappers Urban Designers
L:\Project\17800\17857\ProjectDocs\Permits\Architecture Buildings\Building C - Permit Items\2018 03-19 - 2 -
Revised Permitted Documents\Hochstatter 2018 03-22 TI.docx