Project Information

Project ID: 993141 DEA: 060V1204 EFIS: 0616000207 QA Service Level: 1

DIST-CO-RTE-PM: 06-MAD-99-R6.9/R7.6

Work Description: Cottonwood Creek Bridge Replacement - REPLACE BRIDGES AND CONSTRUCT RETAINING WALLS.

Location Description: MADERA COUNTY NEAR MADERA FROM 0.4 MILE SOUTH OF COTTONWOOD CREEK BRIDGE TO 0.1 MILE NORTH OF AVENUE 12 OVERCROSSING

Contractor Name: Security Paving Company, Inc.

Contractor Address: 3075 Townsgate Road, Westlake Village CA 91361

Resident Engineer: Din Dadawalla Structure Rep.: Ye Yang

Sample Information

DIME Sample ID: 2024-09-25-43

TL Number from the TL Form:

Sample Submitted By Organization: CT D06 - Millbrook Field Laboratory

Sample Organization Contact: (559) 341-3953

Type of Sample: Quality Assurance

Type of Material: Concrete

Sample Taken Date: 09/25/2024

Date that the sample was received by the laboratory/organization performing the testing: 09/26/2024

The quantity of what the sample constitutes: 64 CY

A brief description of the sample: Retaining wall 1 stem

From where was the sample collected: Job Site

Laboratory sample identification: 198

Structure unique identifier:

Structure name: Retaining wall 1

The fabricator/manufacturer/facility name: Ready Mix Builders Concrete- Ashlan

Material Information

The concrete mix design number: ND10531

The truck number from where the sample was collected: 9149

The batch plant ticket number from where the sample was collected: 1306875

Concrete batch plant: Ashlan

The fabricator/manufacturer designation for the sample: Builders Ashlan

A detailed description of where the material sample was collected: Tail gate

Where the material sample would have been placed if not sampled: Retaining wall 1 sta 10+03.86 to 10+77

From Lot No.:

Bag Lot No.:

Test Results

Test 1 of 2

DIME Test ID: 2024-09-25-43-1

Test Method: CTM 521-June 2020: Method of Test for Compressive Strength of Molded Concrete Cylinders

Verified Date: 10/23/2024

Date Tested: 10/23/2024

Submitted By Organization: CT D06 - Millbrook Field Laboratory

Organization Address: 1352 W. Olive Ave,

Organization City: Fresno

Organization State: CA

Organization Zipcode: 93728

Organization Email: tomas.silva@dot.ca.gov

Organization Phone: (559) 417-5341

General Comments for this Test: Result failed,Need 3600 psi @28 days

Test Result Compliance: does not comply

Additional Comments When Verified:

Unit system used?	US Units
Number of specimens	3
Test performed	With no density determined
Capped in accordance with?	ASTM C1231 - Unbonded Elastomeric Pad Cap
Average diameter of cylinder 1	4.00 in
Average diameter of cylinder 2	4.00 in
Average diameter of cylinder 3	4.00 in
Cross sectional area of cylinder 1	12.57 in^2
Cross sectional area of cylinder 2	12.57 in^2
Cross sectional area of cylinder 3	12.57 in^2
Compressive strength (to nearest 10 psi)	3040 psi
Maximum load on cylinder 1	38940 lb
Maximum load on cylinder 2	38540 lb
Maximum load on cylinder 3	37340 lb
Compressive strength of cylinder 1	3097.9 psi
Type of fracture pattern of cylinder 1	5
Compressive strength of cylinder 2	3066.0 psi
Compressive strength of cylinder 3	2970.6 psi
Type of fracture pattern of cylinder 2	3
Type of fracture pattern of cylinder 3	2
Comment on any defect in either specimen or caps (Max 250 Characters)	no data
Correction factor for cylinder 1	1
Correction factor for cylinder 2	1
Correction factor for cylinder 3	1
Age of specimen	28 days
Age of specimen in hours	no data0 hours

Test 2 of 2

DIME Test ID: 2024-09-25-43-2