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IITERTE Letter of Transmittal 55
The Science You Build On.
Client: Stillwater Area Public Schools Project No: B1602671
Project: Stillwater High School Renovations and Additions
Date: September 07, 2017 Braun Intertec Corporation
11001 Hampshire Ave. S.
Bloomington, MN 55438
To: Kristen Hoheisel Phone: 651-351-3840
Stillwater Area Public Schools Email: hoheiselk@stillwaterschools.org
Independent School District#834
1875 Greeley St S
Stillwater, MN 55082
Re: Stillwater BLVD N, Oak Park Heights, MN
Documents Sent 'Comments
Concrete Tests Set 144(28-Day Break)
Copy List
Jared Olson, BKBM Engineers Jack Bronczyk, Kraus-Anderson Construction Company
Daniel Martin, Braun Intertec Corporation Jeff Moore, Kraus-Anderson Construction Company
Steven Martin, Braun Intertec Corporation Laurie Fronk, Kraus-Anderson Construction Company
Aaron Fields, BWBR Architects, Inc. Randy LaFaive, Market&Johnson
Michael Smunty, BWBR Architects, Inc.
Julie Hultman,City of Oak Park Heights
Dustin Phillips, Kraus-Anderson Construction Company
Contact Information:
Sent By: Sarah Madsen
Email: smadsen@braunintertec.com
Phone:
Rev:05/05/2014 Providing engineering and environmental solutions since 1957
BRAUN Compressive Strength of Concrete Report Date:8/18/2017
INTERTEC Test Method:ASTM C39 Sample:153231
T eStle,weY Bu/1d On.
1826 Buerkle Road Client: Project:
Saint Paul,MN 55110 Stillwater Area Public Schools B1602671
Phone:651-487-3245 1381 North Rice Street Stillwater High School Renovations and Additions
St Paul,MN 55117 Stillwater BLVD N
Oak Park Heights,MN
Sample Details
Set#: 144 Technician: Gavin,Nicholas Batched:
Specimen Size: 4"X 8" Cast By: Gavin,Nicholas Sampled: 10:30 CDT
Specimens In Set: 5 Date Cast: 07/14/17 Cast: 10:45 CDT
Truck/Ticket#: 831 /411617 Sampled From: Chute Truck Empty:
Contractor: Market&Johnson INC. Placement Method: Buggy Placement Time:
Location
Placement Location: Building Interior-
Location Details: Slab on grade around pit
Sample Location/Notes: Slab on grade around pit
Batch Log Specifications
Supplier: Cemstone Mix Design: SHS4545 Strength: 4000(psi)
Plant: 1 Childs Road St.Paul, Air: Not Required- (%)
MN
On-Site Admixtures: None
Field Measurements
Weather: Cloudy Slump(in): 5(ASTM C143) Plastic Unit Weight:
Air Temperature(F): 71 Concrete Temp(F): 73(ASTM C1064) Air Content: 2.1 (ASTM C231)
Load Volume: 10(yd3)
Lab Test Results
Testing Lab: Bloomington,11001 Hampshire Ave S,Bloomington, MN,55438
Specimen Test Test Field/Lab Average Cylinder Cylinder Max Load Strength Fracture Break Capping
Number Age Days Date Cure Days Diameter(in) Area(in2) (lbs) (psi) Type Remark Method
144-1 7 07/21/17 3/4 4.00 12.57 53,600 4,260 6 1A N
144-2 28 08/11/17 3/25 4.00 12.57 78,540 6,250 4 1B N
144-3 28 08/11/17 3/25 4.00 12.57 76,380 6,080 1 1B N
144-4 28 08/11/17 3/25 4.00 12.57 69,920 5,560 1 1B N
144-5 35 H 08/18/17 3/32
Test Age Average Strengths(psi):7 Day-4260,28 Day-5960
Break Remarks Capping Methods
1A:The test result is for informational purposes. N:ASTM C1231,Unbonded Caps
1B:The result meets or exceeds the specified compressive strength.
X ,i \ 7 7 \
\A ti
TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6
Steve Martin
08/18/2017
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