before picture not currently available. arac constructed 1

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4 SR-260, PinetopGood Performing Project

• SR 260 MP 351-354
• F-044-1-509
• Built 1991

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Pinetop
SR 260 MP 351

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SR260 Lakeside-Pinetop 1991
Before picture not currently AVAILABLE ar-ac
constructed 1991
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SR260 Lakeside-pinetop 2000
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SR260 Lakeside-pinetop 2000
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SR260 Lakeside-Pinetop 2000
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Location Info., SR 260 Pinetop

• Traffic ADT, ESALs 190,000/Year
• Elevation
  6,500
• July Avg. Monthly High Temp. 83 F
• Jan. Avg. Monthly Low Temp. 18 F
• Avg. Annual Rainfall 15
• Avg. Annual Snowfall 40

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Existing Pavement, Pinetop

• Surfacing Thickness 7 HMA
• Base 8 AB
• Subgrade Clay Basalt R-Value 20
• Percent of Grade Flat
• Deflection Data, FWD, Temp.
• D1, D2, D3, D4, D5, D6, D7
• 13.01, 8.22, 4.61, 2.78, 1.82, 1.36, 1.01 72 F

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Before Overlay Data, PinetopYear 1990

• Cracking 2
• Crack Lineal Ft./Ln-Mile 2,534
• Crack Lineal Ft./Sq. Ft. .04
  
• Ride Smoothness 96 IRI
• Rutting 0.25
• Skid Number 46
• Maintenance Cost 2,500/Ln-Mile-Yr

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After Overlay Data, Pinetop2000, Age 9 Years

• Overlay 1 Gap AR-AC, Built 1991
• Cracking 1
• Crack Lineal Ft./Ln-Mile 1267
• Crack Lineal Ft./Sq. Ft. .02
• Ride Smoothness 78 IRI
• Rutting 0.12
• Skid Number 55
• Maintenance Cost 650/Ln-Mile-Yr

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SR 260 Pinetop, Base Asphalt Binder Data AC-10
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SR 260 Pinetop, Asphalt Rubber Tests
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Mix Design, PinetopGap ARAC

• AR Binder 7.6, Grade of Asph. AC-10
• -1/2, -3/8, -8, -40, -200 Gradation
• 100, 84, 17, 6, 1.5
• Sand Eq. 91, VMA 20.6, Air Voids 5.1
• Water Absorption 1.18 Asphalt 0.36
• Combined Sp. Grav. 2.553, 1 Cement
• Marshall Stab. 1003, Flow 9, MTD 144.2