HomeMy WebLinkAboutConcrete Observation.City of Renton Gene Coulon Memorial Beach Park (T).C21005257.2022-12-09.M7221137.0009CONCRETE OBSERVATION REPORT
Report Number:M7221137.0009
Service Date:12/09/22 20225 Cedar Valley Rd Ste 110
Report Date:12/12/22 Lynnwood, WA 98036-6365
425-742-9360
Client Project
City of Renton WA City of Renton Gene Coulon Memorial Beach Park (T)
Attn: Alan J. Wyatt 1201 Lake Washington Blvd N
1055 S Grady Way Renton, WA
Renton, WA 98057-3232
Project Number: M7221137
Services: Special Inspections / Materials Testing
Mayes/Terracon Rep.: Joseph Allen
Reported To:American Construction Company
Contractor:American Construction Company Inc
Report Distribution:
(1) City of Renton WA, Alan J. Wyatt (1) American Construction Co Inc, Aaron
McMahill
(1) American Construction Co Inc, John Blair (1) Mayes Testing Engineers, Inc, Jim Kay Reviewed By:____________________________________
(1) WSP USA Inc, Garth Nelson, P.E. Dennis Sanborn
Senior Project Field Manager
The tests were performed in general accordance with applicable ASTM, AASHTO, or DOT test methods. This report is exclusively for the use of the client indicated above and shall not be reproduced except in full without the written consent of our company. Test results transmitted herein are only applicable to the actual samples tested at the location(s) referenced and are not
necessarily indicative of the properties of other apparently similar or identical materials.
DM010, 04-29-22 Rev.3 Page 1 of 1
Permit No.: C21005257
GENERAL INFORMATION
On site for concrete placement inspections for the North and South Bridge Abutment Stage II girder stops. The reinforcing
steel was previously inspected to conformance by MTE on 12/7/2022. Concrete batched with 100% hot water.
Note: Contractor called MTE dispatch to move concrete time from 1400 to 1300 but concrete not delivered until 1400.
CONCRETE PLACEMENT
Terracon observed concrete placement as follows:
Element Location Yardage Supplier Mix ID Mix Description
Abutment
girder stops
North and South Bridge
Abutment
3yds Cadman P2D35476 5000 PSI at 28 days
Placement Method: (Bucket). Consolidation Method: (Mechanical)
TESTS PERFORMED
The following field tests were performed: Slump (4.5”), Air Content (4.6%), Concrete Temp. (64F), Ambient Temp. (44°F).
Cast (4) 4x8” lab cure cylinders for compressive strength testing.
The results of observations for today were reported to American Construction Company, Inc.
COMPLIANCE STATEMENT
Based on our observations and testing, the above noted items appear to be in general accordance with the project
documents.