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Gavin Newsom, Governor |
DEPARTMENT OF TRANSPORTATIONDIVISION OF ENGINEERING SERVICES MATERIALS ENGINEERING AND TESTING SERVICES Concrete Materials Testing Branch 5900 Folsom Blvd. Sacramento, CA 95819 916-227-7205 |
Contract # 04013584 Cty SF Rte 80 PM 8.0/8.3,0.9/1.4 Vendor # |
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REPORT OF LABORATORY TESTING |
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Resident Engineer: |
Brian Boal |
Date Reported: |
09/24/2018 |
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Address: |
TL Number: |
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City: |
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Project Name: Pier Retention |
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Prime Contractor: Kiewit/Manson, AJV |
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Sample Taken Date: |
08/25/2018 |
Mix Design: |
98A112MS |
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Contractor: Unknown |
Location: In San Francisco and Alameda Counties on Yerba Buena Island and .4 miles west of Oakland Toll plaza |
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Structure unique identifier: |
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Structure name: Oakland Observation Structure |
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Location of Pour: OSOS Bent 3 and 4 |
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The following testing has been tested in accordance with:
ASTM C39-10 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
| Specimen | Cross sectional area of cylinder (in^2) | Average diameter of cylinder (in) | Compressive strength of cylinder (psi) | Maximum load on cylinder (lb) | Type of fracture pattern of cylinder |
|---|---|---|---|---|---|
| 1 | 28.27 | 6.00 | 5671.9 | 160346 | 1 |
| 2 | 28.27 | 6.00 | 6117.0 | 172929 | 1 |
DIME Test ID: 2018-08-25-2-1
Number of specimens: 2
Compressive strength (to nearest 10 psi): 5890
Age of specimen: 11 days
Certified By: Mike Mullins
ASTM C39-10 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
| Specimen | Cross sectional area of cylinder (in^2) | Average diameter of cylinder (in) | Compressive strength of cylinder (psi) | Maximum load on cylinder (lb) | Type of fracture pattern of cylinder |
|---|---|---|---|---|---|
| 1 | 28.56 | 6.03 | 8046.5 | 229808 | 4 |
| 2 | 28.46 | 6.02 | 8211.9 | 233712 | 4 |
DIME Test ID: 2018-08-25-2-2
Number of specimens: 2
Compressive strength (to nearest 10 psi): 8130
Comment on any defect in either specimen or caps (Max 250 Characters):
Age of specimen: 30 days
Certified By: Ruben Macias
ASTM C39-10 : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
| Specimen | Cross sectional area of cylinder (in^2) | Average diameter of cylinder (in) | Compressive strength of cylinder (psi) | Maximum load on cylinder (lb) | Type of fracture pattern of cylinder |
|---|---|---|---|---|---|
| 1 | 28.56 | 6.03 | 7627.5 | 217841 | 4 |
| 2 | 28.37 | 6.01 | 7959.2 | 225802 | 4 |
DIME Test ID: 2018-08-25-2-3
Number of specimens: 2
Compressive strength (to nearest 10 psi): 7790
Age of specimen: 28 days
Certified By: Ruben Macias
ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens
Capped in accordance with ASTM C617/CTM521
| Specimen | Average diameter of cylinder (in) | Cross sectional area of cylinder (in^2) | Maximum load on cylinder (lb) | Compressive strength of cylinder (psi) | Type of fracture pattern of cylinder |
|---|---|---|---|---|---|
| 1 | 6.00 | 28.27 | 191174 | 6762.4 | 1 |
| 2 | 6.01 | 28.37 | 164875 | 5811.6 | 1 |
DIME Test ID: 2018-08-25-2-4
Number of specimens: 2
Compressive strength (to nearest 10 psi): 6290
Age of specimen: 11 days
Certified By: Mike Mullins
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*Subject to final inspection by the Resident Engineer. |
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TL- Report of Laboratory Testing
