2022-05-20 - Flynn Residence - RC415755 7day concrete reportOTTO ROSENAU & ASSOCIATES, INC.
Geotechnical Engineering, Construction Inspection & Materials Testing
CONCRETE REPORT
Job Number: 22-0309 Report Number: RC415755 Permit Number: BLD2021-0929
Project: Flynn Residence
Address: 8229 Talbot Rd, Edmonds
Inspector(s): Christopher Simpson -Smith
Client: Flynn, Todd & Christi
Date: 05/20/2022
Description/Location: Inspected placement of concrete for northwest wall, north wall, interior slab pour back, and exterior footing at south
end of house.
Rebar Verified: Yes See Comments Mfg:
Placement Data
Design 0
Actual ❑
Batch Weights/Cubic Yard
Supplier: Corliss
Cement (Ibs/type):
564#
Type: 1/11
Mix Number: S260OA50
Fine Agg. (Ibs):
1530#
Slump Spec: 4"±1"
Coarse Agg. (Ibs/size):
1553# 3/8"
Slag (Ibs):
W/C Ratio Spec: 0.479
Coarse Agg. (Ibs/size):
Air Spec: 5%±1.5%
Coarse Agg. (Ibs/size):
Total Yards: 38.5
Fly Ash (Ibs):
Placed Via: Line Pump
Water (Ibs or gal):
270#
Consolidated: Yes
Admixtures (specify):
6 oz. AE90
Required Strength: 4000 psi @ 28 days
Sampling and Testing Data Time
Cubic Water Slump Air %
Conc.Temp
Ambient Truck Ticket
ASTM C 172, C 31 Made
Yards Added C 143
C 231
C 1064
Temp No. No.
Cast Samples: 1-4 8:30 am
10.50 20 gal. 5"
5.5%
62°F
53°F 0083 176140
Weather: Sunny Slump Range: 5" Air % Range: 5.5%
Date Samples Picked Up: 5/23/2022 Initial Curing Method: ASTM c31, Exclude c31-12.1.5 Initial Curing Tmp: ASTM c31, Exclude c31-10.1.2
Comments
REINFORCING/PLACEMENT: Conforms: W Does Not Conform: ❑
COMPRESSIVE TEST RESULTS Fracture Type
Specimen Test Field Age Size Daily Average Weight Max Load Strength (other
Number Date Cure (Days) (in.) Area (Sq.In.) Diam. (In.) (Lbs.) (Lbs.) (psi) than cone)
1 05/27/2022 7 4 x 8 12.57 4.00 8.2 42,980 3420 5
= Discarded
Tested in general accordance to: ASTMC39 W ASTMC617 ❑ ASTMC1231 ❑
Copies e I
❑� Client ❑�/ Engineer El Others ❑ ❑4 ijf►"-f�. 0 n,
Owner Contractor Technical Responsibility:
W Architect W Building Dept Jeff Rabe, Project Manager
This report applies only to the items tested or reported and is the exclusive property of Otto Rosenau & Associates, Inc. Reproduction of this
report except in full, without written permission from our firm is strictly prohibited.
6747 M.L. King Way S., Seattle, Washington 98118 — Phone (206) 725-4600 — Fax (206) 723-2221
Form No.: ADMIN-62-04 (Rev 09/06) Page 1 of 1