HomeMy WebLinkAbout10-039 20101112 Slab-on-grade Koechlein Consulting Engineers, Inc.
Consulting Geotechnical Engineers
12364 W. Alameda Pkwy YSuite 110 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. 32
1309 Elkhorn Drive
Vail, CO 81657
SUMMARY OF CONCRETE TEST RESULTS
Project: Lionshead Transit Center, Vail, Colorado
Location: Structural Slab-on-grade Between Existing and Pedestrian Wall, Sampled at Gridlines E-D.2/E-1
Total Cubic Yards: 10
Supplier: Lafarge Ticket No: 85909571 Mix Design No: RMXLTH45GD8V
Slump: 5.00 inch(es) Air Content: 6.8 % Wet Unit Weight: 141.5 pcf
Concrete Temperature 67 °F Air Temperature: 38 °F
Test Date: 1]/12/10 Time Test Taken: 5:05 PM
Design Strength: 5000 psi at 28 days Amount of Water Added at Site: 0 gallons
Remarks: Concrete did not meet average compressive strength at 28 days, but did make the required strength at 56
days.
*Refer to ASTM C39/C39M-OS
A e da s Total Load(lbs) Diameter(in.) Area(sq. in.) Compressive Stren�th (psi) Type of Fracture*
7 41209 4.01 12.63 3260 5
28 52236 4.01 12.63 4140 2
28 51968 4.01 12.63 4ll0 Average: 4130 5
56 65045 4.01 12.63 S l 50 5