HomeMy WebLinkAbout10-039 20100918 Retaining Wall - Revised 10-22-10 Koechlein Consulting Engineers, Inc.
Consulting Geotechnical Engineers
12364 W. Alameda Pkwy YSuite 115 YLakewood, CO 80228-2845
, www.KCE-Denver.com
LAKEWOOD GRAND JUNCTION
(303) 989-1223 (970)241-7700
(303) 989-0204 FAX (970) 241-7783 FAX
Tom Kassmel, P.E. Job No. 10-039
Town of Vail, Department of Public Works/Transportation Set No. 1
1309 Elkhorn Drive
Vail, CO 81657
SUMMARY OF CONCRETE TEST RESULTS
Project: Lionshead Transit Center, Vail, Colorado
Location: Retaining Wall, Sampled at Gridlines E.0 to B.5
Total Cubic Yards: 10
Supplier: Lafarge Ticket No: 85821739 Mix Design No: RMXCE45DG8V
Slump: 5.00 inch(es) Air Content: 7.5 % Wet Unit Weight: 139.5 pcf
Concrete Temperature 65 °F Air Temperature: 68 °F
Test Date: 09/18/10 Time Test Taken: 9:25 AM
Design Strength: 5000 psi at 28 days Amount of Water Added at Site: 5 gallons
Remarks: Concrete did not meet average compressive strength at 28 days, but falls with in 500 psi. Hold cylinder
will be broken at 56 days.
*Refer to ASTM C39/C39M-OS
Age (days) Total Load(lbs) Diameter(in.) Area (sq. in.) Compressive Strength(psi) Type of Fracture*
7 49437 4.00 12.57 3930 5
28 60179 4.01 12.63 4760 5
28 61100 4.02 12.69 4810 Average: 4790 5