HomeMy WebLinkAboutConcrete Observation.City of Renton Gene Coulon Memorial Beach Park (T).C21005257.2023-06-12.M7221137.0023CONCRETE OBSERVATION REPORT
Report Number:M7221137.0023
Service Date:06/12/23 20225 Cedar Valley Rd Ste 110
Report Date:06/19/23 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.: Harold Edmonds
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. Barry Tuttle
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
Arrived on site for Concrete Observation and Sampling of the following members: Walking bridge.
REINFORCING STEEL
Terracon observed the reinforcing steel as detailed below:
Element Location Referenced Details Status Comments
Pedestrian
Bridge
Coulon Park Pre-inspected Ok to pour N/A
CONCRETE PLACEMENT
Terracon observed concrete placement as follows:
Element Location Yardage Supplier Mix ID Mix Description
Pedestrian
Bridge
Coulon Park 5yds Cadman P2D35476 2 Day 3000 psi Stabilizer
Placement Method: Bucket and lift Consolidation Method: Mechanical Consolidation
TESTS PERFORMED
The following field tests were performed: Slump 7, Air Content 5.9, Concrete Temp. 74°F, Ambient Temp. 57°F.
Cast (4) 4x8” lab cure cylinders for compressive strength testing.
They knew it would be a slow placement and added a retarder to the mix to allow placement.
COMPLIANCE STATEMENT
Based on our observations and testing, the above noted items appear to be in general accordance with the project
documents.