final bid specs 09328.pdf - Freese and Nichols, Inc.

Attachment A
Documentation of Average Strength – Field Strength Test Record
(ACI 301, 4.2.3.4.a)
A. Summary of test records: (Provide supporting documentation.)
Test Record
No.
No. of Tests
in Record
Duration of
Record
(days)
Water-
Cementitious
Materials
Ratio
Average
Strength
(psi)
B. Interpolation used? ________
• Provide an interpolation calculation or plot of strength versus proportions.
C. Submit the following data for each mix:
1. Brand, type and amount of cement.
2. Brand, type and amount of each admixture.
3. Source of each material used.
4. Amount of water.
5. Proportions of each aggregate material per cubic yard.
6. Gross weight per cubic yard.
7. Measured slump.
8. Measured air content.
9. Results of consecutive strength tests.
Cast-in-Place Concrete 03 30 00 - 19
DPR09328