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HomeMy WebLinkAbout10-039 ASPHEXT SX_75_ 58-28R20 MIX 10-13-10 (2) Koechlein Consulting Engineers, Inc. Geotechnical and Materials Engineers 12364 W.Alameda Pkwy• Suite 115• Lakewood, CO 80228-2845 � www.KCE-Denver.com LAKEWOOD GRAND JUNCTION (303) 989-1223 (970) 241-7700 (303) 989-0204 FAX (970) 241-7783 FAX ASPHALT EXTRACTION- SIEVE ANALYSIS JOB NO. 10-039 PROJECT: Lionshead Transit Center, Vail, Colorado TICKET NUMBER 415910 LOCATION OF SAMPLE: East Bound Lane of South Frontage Road at Sta. 11+00 SAMPLE NO. 1 DATE SAMPLED: 10/13/10 GRADING OF MATERIAL: SX(75) 58-28 w/20%RAP LTFT: l st EXTRACTION-AASHTO T 308-99 Method A Description Wt. or% Sample Wt. + Tare (Before Extraction) 5075.6 gms Sample Wt. + Tare (After Extraction) 4958.9 gms Tare Wt. 3072.6 gms Sample Wt. (Before Extraction) 2003.0 gms Sample Wt. (After Extraction) (Aggregate Wt.) 1886.3 gms Weight Loss ]16.7 gms Asphaltic Percent Loss (%) 5.83 % Temperature Compensation Factor 0.15 % Mix Desi n Asphaltic Content(%) 5.68 °/o 5.6�03% SIEVE ANALYSIS -AASHTO T 30 Aggregate Wt. 1886.3 gms Wt. Retained Wt. Passing Percent Passing Mix CDOT Sieve Design Master (gms) (gms) (%) Range (%) (%) 1 1/2" 0.0 1934.4 100 1" 0.0 1934.4 100 3/4" 0.0 1886.3 100 l 00 100 1/2" 35.7 1850.6 98 90 - 100 90 - 100 3/8" 178.0 ]708.3 91 83-95 No. 4 643.1 12432 66 59-69 No. 8 947.2 939.1 50 42-52 28-58 No. l 6 1]84.8 70l.5 37 No. 30 1381.1 505.2 27 22-30 No. 50 1536.9 349.4 19 No. ]00 1658.8 227.5 12 No. 200 1738.2 148.1 7.9 5.4-9.4 2 - 10 � Test results indicate sample meets Mix Production Tolerance ❑ Test results indicate sample does not meet CDOT specifications and/or Mix Production Tolerance, as noted by* and bold print. 06/08