2020-12-28_GENERAL DOCUMENTS - M1977300 (23)

Home Browse Search

LABORATORY TEST REPORT We TeST CLIENT: BURNCO Colorado WesTest PROJECT NO.: 673819 627 Sheridan Boulevard•Lakewood,CO80214 SOURCE: Church McKay Pit REPORT DATE: November 22, 2019 303 975 9959•otfice@westest net SAMPLED BY: Client PROJECT: Church McKay Pit Aggregate Testing MATERIAL DESCRIPTION ASTM &AASHTO Size No. 57/67 Coarse Aggregate DATE SAMPLED October 3, 2019 SAMPLE LOCATION Stockpile Aggregate Physical Property and Quality Tests (ASTM C33 &AASHTO M 80 Specifications) ASTM C117&C136, AASHTO T 11 &T 27 ASTM C127,AASHTO T 85. ASTM C88,AASHTO T 104, Sodium Sulfate Soundness, 5 Cycles Bulk Specific Gravity=2.67, Bulk Specific Gravity (SSD)=2.68, Apparent Specific Gravity=2 69, Size No. 57 Size No. 67 Absorption=0.4% GRADING SIEVE SIZE % Passing OF WEIGHT PERCENT WEIGHTED Specification Specification SIEVE SIZE BEFORE PASSING ASTM C131,AASHTO T 96,L.A.Abrasion ORIGINAL TEST(g) AFTER TEST PERCENT LOSS 1-1/2" 100 100 Grading B, Loss=22% SAMPLE 1" 100 95- 100 100 Specification: 45%Max. 1-1/2"to 1" 7 4.0 0.3 3/4" 93 90- 100 ASTM C142,AASHTO T 112, 1"to 3/4" 504.5 1/2" 53 25-60 Clay Lumps&Friable Particles 3/4"to 112" 669.5 62 0.3 0.2 3/8" 34 20-55 COARSE AGG. =0.0%, Specification:2.0%Max. 1/2"to 3/8" 331.3 #4 5 0-10 0- 10 ASTM C123,AASHTO T 113, 3/8"to No.4 31 300.0 0.8 0.2 #8 1 0-5 0-5 Lightweight Particles in Aggregate TOTAL 100 COARSE AGG.TOTAL 95% 1 #16 1 SAMPLE LIGHTWEIGHT LIQUID TYPE/ SPECIFICATION 12 Max. SPECIFIC PARTICLES SPEC. #30 1 WT. (g) GRAVITY ASTM C29,AASHTO T 19, #50 1 5093.4 ZnC12/2 0 0.0% 0.5%Max Bulk Density and Voids in Aggregate #100 1 50934 ZnBr2/2.4 0.7% 3.0%Max Rodding Method; Bulk Density= 100 pcf #200 0.5 0-1.5 0- 1.5 Voids in Aggregate=40% COMMENTS: Sum of Clay Lumps, Friable Particles, Chert=0.7% Specification. 3 0% Max. TABLE 1