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Home My WebLink About49 BRAUN INTERTEC Letter of Transmittal 49 The Science You Build On. Client: Stillwater Area Public Schools Project No: 81602671 Project: Stillwater High School Renovations and Additions Date: June 08, 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 Sets 132-136(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:6/1/2017 INTERTEC Test Method:ASTM C39 Sample: 143307 The Science You Build 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#: 132 Technician: Gavin, Nicholas Batched: Specimen Size: 4"X 8" Cast By: Gavin, Nicholas Sampled: 08:00 CDT Specimens In Set: 5 Date Cast: 04/28/17 Cast: 08:10 CDT Truck/Ticket#: 831 /4026041 Sampled From: Chute Truck Empty: Contractor: Curb Masters Inc. Placement Method: Chute Placement Time: Location Placement Location: Paving-Sidewalk Location Details: Colored slab directly north of"Pony Plaza"archway,colored slab directly south of"Pony Plaza"archway Sample Location/Notes: Southeast corner of colored slab directly south of"Pony Plaza"archway Batch Log Specifications Supplier: Gemstone Mix Design: 3A3268 Strength: 4500(psi) Plant: 1 Childs Road St.Paul, Air: 4.5-7.5(%) MN On-Site Admixtures: 5.00 Gal Water(11 yd3) Field Measurements Weather: Sunny Slump(in): 5-1/4(ASTM C143) Plastic Unit Weight: Air Temperature(F): 38 Concrete Temp(F): 68(ASTM C1064) Air Content: 7.2(ASTM C231) Load Volume: 11 (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(int) (lbs) (psi) Type Remark Method 132-1 7 05/05/17 3/4 4.00 12.57 48,740 3,880 4 1A N 132-2 28 05/26/17 3/25 4.00 12.57 67,080 5,340 4 1B N 132-3 28 05/26/17 3/25 4.00 12.57 67,590 5,380 1 1B N 132-4 28 05/26/17 3/25 4.00 12.57 64,680 5,150 3 1B N 132-5 35 H 06/02/17 3/32 Test Age Average Strengths(psi):7 Day-3880,28 Day-5290 i Break Remarks Capping Methods 1A:The test result is for informational purposes. N:ASTM C1231,Unbonded Caps 1 B:The result meets or exceeds the specified compressive strength. X ')/\ \ \ 1 TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 Steve Martin 06/01/2017 Page 1 of 1 BRAUN Compressive Strength of Concrete Report Date:6/1/2017 p g Sample: 143556 I NTE BTEC Test Method:ASTM C39 The Science You Build 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#: 133 Technician: Rous,Derrick Batched: Specimen Size: 4"X 8" Cast By: Rous,Derrick Sampled: 07:45 CDT Specimens In Set: 5 Date Cast: 05/02/17 Cast: 08:00 CDT Truck/Ticket#: 895/4028210 Sampled From: Chute Truck Empty: Contractor: Curb Masters Placement Method: Buggy Placement Time: Location Placement Location: Paving-Sidewalk Location Details: Plaza,3 colored slabs North of Pony Stadium archway Sample Location/Notes: Southeast corner of third colored slab North from archway Batch Log Specifications Supplier: Gemstone Mix Design: 3A3268 Strength: 4500(psi) Plant: 3 Lakeland,MN Air: 4.5-7.5(%) On-Site Admixtures: None Field Measurements Weather: Cloudy/misty Slump(in): 4-1/4(ASTM C143) Plastic Unit Weight: Air Temperature(F): 36 Concrete Temp(F): 65(ASTM C1064) Air Content: 7.5(ASTM C231) Load Volume: 8(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 133-1 7 05/09/17 1 /6 4.01 12.63 48,500 3,840 6 1A N 133-2 28 05/30/17 1 /27 4.01 12.63 66,960 5,300 4 1B N 133-3 28 05/30/17 1 /27 4.01 12.63 68,720 5,440 4 1B N 133-4 28 05/30/17 1 /27 4.01 12.63 68,340 5,410 4 1B N 133-5 35 H 06/06/17 1 /34 Test Age Average Strengths(psi):7 Day-3840,28 Day-5390 Break Remarks Capping Methods 1A:The test result is for informational purposes. N:ASTM C1231,Unbonded Caps 1 B:The result meets or exceeds the specified compressive strength. X /\ W\ \ / n TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 Steve Martin 06/01/2017 Page 1 of 1 BRAUN Compressive Strength of Concrete Report Date:6/1/2017 INTERTEC Test Method:ASTM C39 Sample: 143722 The Science You Build 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#: 134 Technician: Rous, Derrick Batched: Specimen Size: 4"X 8" Cast By: Rous, Derrick Sampled: 07:30 CDT Specimens In Set: 5 Date Cast: 05/03/17 Cast: 07:45 CDT Truck/Ticket#: 831 /4029710 Sampled From: Chute Truck Empty: Contractor: Curb Masters Placement Method: Buggy Placement Time: Location Placement Location: Paving-Sidewalk Location Details: North ends of uncolored slabs in"Coaches Corner" Sample Location/Notes: Southwest corner of Northwest uncolored slab in"Coaches Corner" Batch Log Specifications Supplier: Cemstone Mix Design: 3A3268 Strength: 4500(psi) Plant: 3 Lakeland,MN Air: 4.5-7.5(%) On-Site Admixtures: None Field Measurements Weather: Clear Slump(in): 4-1/4(ASTM C143) Plastic Unit Weight: Air Temperature(F): 37 Concrete Temp(F): 66(ASTM C1064) Air Content: 7.4(ASTM C231) Load Volume: 11.5(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(int) (lbs) (psi) Type Remark Method 134-1 7 05/10/17 1 /6 4.01 12.63 42,460 3,360 6 1A N 134-2 28 05/31/17 1 /27 4.00 12.57 60,350 4,800 3 1B N 134-3 28 05/31/17 1 /27 4.00 12.57 61,330 4,880 2 1B N 134-4 28 05/31/17 1 /27 4.00 12.57 60,130 4,780 5 1B N 134-5 35 H 06/07/17 1 /34 Test Age Average Strengths(psi):7 Day-3360,28 Day-4820 Break Remarks Capping Methods 1A:The test result is for informational purposes. N:ASTM C1231,Unbonded Caps 1 B:The result meets or exceeds the specified compressive strength. X /)N, iy\ \ 7 .7 TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 Steve Martin 06/01/2017 Page 1 of 1 BRAUN Compressive Strength of Concrete Report Date:6/1/2017 p g Sample: 143918 INTERTEC Test Method:ASTM C39 The S,ence You Buil 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#: 135 Technician: Rous,Derrick Batched: Specimen Size: 4"X 8" Cast By: Rous,Derrick Sampled: 07:50 CDT Specimens In Set: 5 Date Cast: 05/04/17 Cast: 08:05 CDT Truck/Ticket#: 851 /4031318 Sampled From: Chute Truck Empty: Contractor: Curb Masters Inc Placement Method: Buggy Placement Time: Location Placement Location: Paving-Sidewalk Location Details: Colored slab under Pony Stadium archway Sample Location/Notes: Northeast Corner of colored slab under Pony Stadium archway Batch Log Specifications Supplier: Cemstone Mix Design: 3A3268 Strength: 4500(psi) Plant: 3 Lakeland,MN Air: 4.5-7.5(%) On-Site Admixtures: None Field Measurements Weather: Clear Slump(in): 4-1/2(ASTM C143) Plastic Unit Weight: Air Temperature(F): 46 Concrete Temp(F): 68(ASTM C1064) Air Content: 7.4(ASTM C231) Load Volume: 9(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(int) (lbs) (psi) Type Remark Method 135-1 7 05/11/17 1/6 4.00 12.57 47,480 3,780 1 1A N 135-2 28 06/01/17 1 /27 4.00 12.57 66,710 5,310 3 1B N 135-3 28 06/01/17 1 /27 4.00 12.57 64,530 5,130 2 1B N 135-4 28 06/01/17 1 /27 4.00 12.57 66,800 5,310 3 1B N 135-5 35 H 06/08/17 1 /34 Test Age Average Strengths(psi):7 Day-3780,28 Day-5250 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 � ' \ / \ TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 Steve Martin 06/01/2017 Page 1 of 1 BRAUN Compressive Strength of Concrete Report Date:6/1/2017 INTERTEC Test Method:ASTM C39 Sample: 144093 The Smence You Build 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#: 136 Technician: Rous, Derrick Batched: Specimen Size: 4"X 8" Cast By: Rous, Derrick Sampled: 07:45 CDT Specimens In Set: 5 Date Cast: 05/04/17 Cast: 08:00 CDT Truck/Ticket#: 534/4033041 Sampled From: Chute Truck Empty: Contractor: Curb Masters Inc Placement Method: Chute Placement Time: Location Placement Location: Paving-Sidewalk Location Details: West end of two uncolored slabs south of wide maintenance gate Sample Location I Notes: Northwest end of two uncolored slabs south of wide maintenance gate Batch Log Specifications Supplier: Cemstone Mix Design: 3A3268 Strength: 4500(psi) Plant: 3 Lakeland,MN Air: 4.5-7.5(%) On-Site Admixtures: 12.00 Gal Water(9.5 yd3) Field Measurements Weather: Clear Slump(in): 4-3/4(ASTM C143) Plastic Unit Weight: Air Temperature(F): 50 Concrete Temp(F): 69(ASTM C1064) Air Content: 7.0(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(inz) (lbs) (psi) Type Remark Method 136-1 7 05/11/17 4/3 4.00 12.57 41,460 3,300 1 1A N 136-2 28 06/01/17 4/24 4.00 12.57 58,570 4,660 3 1B N 136-3 28 06/01/17 4/24 4.00 12.57 61,510 4,890 2 1B N 136-4 28 06/01/17 4/24 4.00 12.57 61,750 4,910 3 1B N 136-5 35 H 06/08/17 4/31 Test Age Average Strengths(psi):7 Day-3300,28 Day-4820 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 ,2\ A \ 7 1 TYPE 1 TYPE 2 TYPE 3 TYPE 4 TYPE 5 TYPE 6 Steve Martin 06/01/2017 Page 1 of 1