Road Science Presentation Template - TSP2

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How Do We Quantify Nois e? The Decibel Scale Sound Pressure N/sq. , m. 1000 100 10 1 0.1 0.01 0.001 0.0001 0.00001 0.000001 Hearing Threshold Logarithmic scale Conversation Discomfort Pain Threshold 0 20 40 60 80 100 120 140 Decibel Level Courtesy Asphalt Institute 26
The Decibel Scale 67 dB(A) 50 ft Courtesy Asphalt Institute 27
Page 1 and 2: Bonded Wearing Course and Bonded Pa
Page 3 and 4: A Solution For Lower Life Cycle Cos
Page 5 and 6: A Little History. . . 1988 - Firs t
Page 7 and 8: Spray Paver Thin mat overlay 60-100
Page 9 and 10: The Hot Mixed Asphalt High quality
Page 11 and 12: Typical Aggregate Gradation Gap Gra
Page 13 and 14: Other Typical Gradations 100 12.5 m
Page 15 and 16: Other Spray Paver Mixes Open Graded
Page 17 and 18: Typical Fine Aggregate Specificatio
Page 19 and 20: Application Rates Emulsion membrane
Page 21 and 22: The Process 21
Page 23 and 24: Reduced Tire Splash Backspray from
Page 25: Open Mix Surfaces Reduce noise Mini
Page 29 and 30: Reduced Tire Noise Garden State Par
Page 31 and 32: Durable Skid Resistance PA SR 422 (
Page 33 and 34: Bonded Wearing Course Over Reconstr
Page 35 and 36: Projects 35
Page 37 and 38: Res idential Cul-de-sac 37
Page 39 and 40: San Jose, CA Birmingham, AL 39
Page 41 and 42: US 24 Colorado Springs, CO 41
Page 43 and 44: Hanging Lake Tunnel, I-70 Glenwood
Page 45 and 46: Clark County Nevada Ultrathin Bonde
Page 47 and 48: Los Angeles County, CA 47
Page 49 and 50: I-20/59 Birmingham, AL 160,000 ADT
Page 51 and 52: I-85 North Carolina after 1 year 51
Page 53 and 54: I-40 North Carolina After 4 years 5
Page 55 and 56: SR 1/64 Raleigh, NC After 7 years 5
Page 57 and 58: Where do you place BWC? Site Select
Page 59 and 60: Poor Candidates for Maintenance BWC
Page 61 and 62: Preventive Maintenance I-70 Kansas
Page 63 and 64: Summary Thin lift Fast construction

Road Science Presentation Template - TSP2

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