Design Inputs

Age (year) Heavy Trucks (cumulative)

2014 (initial) 3,0002029 (15 years) 9,446,7302044 (30 years) 22,406,700

TrafficDesign Structure

Layer type Material Type Thickness (in.):

Flexible Default asphalt concrete 1.5

Flexible Default asphalt concrete 3.0

Flexible Asphalt Base 8.0NonStabilized A-2-4 10.0Subgrade A-7-6 Semi-infinite

Volumetric at Construction:Effective binder content (%) 11.6

Air voids (%) 7.0

Distress TypeDistress @ Specified

Reliability Reliability (%) Criterion Satisfied?

Target Predicted Target AchievedTerminal IRI (in./mile) 172.00 195.14 90.00 74.80 Fail

Permanent deformation - total pavement (in.) 0.75 0.89 90.00 62.12 Fail

AC bottom-up fatigue cracking (percent) 25.00 7.93 90.00 100.00 Pass

AC thermal cracking (ft/mile) 1000.00 27.17 90.00 100.00 Pass

AC top-down fatigue cracking (ft/mile) 2000.00 369.08 90.00 100.00 Pass

Permanent deformation - AC only (in.) 0.25 0.62 90.00 5.33 Fail

Distress Prediction Summary

Distress Charts

Flexible PavementDesign Type:30 yearsDesign Life:

November, 2014Traffic opening:Pavement construction: September, 2014

May, 2014Base construction: Climate Data Sources (Lat/Lon)

30.588, -96.364

Design Outputs

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Traffic Volume Monthly Adjustment Factors

Class 4 Class 5 Class 6 Class 7 Class 8 Class 9 Class 10 Class 11 Class 12 Class 13

Graphical Representation of Traffic Inputs

Traffic Inputs

Operational speed (mph) 60.0

Percent of trucks in design direction (%): 50.095.02 Percent of trucks in design lane (%):Number of lanes in design direction:

3,000Initial two-way AADTT:

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Traffic WanderMean wheel location (in.)

Traffic wander standard deviation (in.)Design lane width (ft)

18

1012

Axle ConfigurationAverage axle width (ft) 8.5

Dual tire spacing (in.)Tire pressure (psi)

12120

Average Axle SpacingTandem axle spacing (in.)Tridem axle spacing (in.)Quad axle spacing (in.)

51.6

49.2

49.2

Wheelbase does not apply

Number of Axles per Truck

Vehicle Class

Single Axle

Tandem Axle

Tridem Axle

Quad Axle

Class 4 1.62 0.39 0 0Class 5 2 0 0 0Class 6 1.02 0.99 0 0Class 7 1 0.26 0.83 0Class 8 2.38 0.67 0 0Class 9 1.13 1.93 0 0

Class 10 1.19 1.09 0.89 0Class 11 4.29 0.26 0.06 0Class 12 3.52 1.14 0.06 0Class 13 2.15 2.13 0.35 0

Axle Configuration

Volume Monthly Adjustment Factors Level 3: Default MAF

Month Vehicle Class4 5 6 7 8 9 10 11 12 13

January 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0February 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0March 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0April 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0May 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0June 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0July 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0August 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0September 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0October 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0November 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0December 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0

Distributions by Vehicle Class

Growth Factor

Rate (%) Function3% Linear3% Linear3% Linear3% Linear3% Linear3% Linear3% Linear3% Linear3% Linear3% Linear

Vehicle ClassAADTT

Distribution (%) (Level 3)

Class 4 3.3%Class 5 34%Class 6 11.7%Class 7 1.6%Class 8 9.9%Class 9 36.2%Class 10 1%Class 11 1.8%Class 12 0.2%Class 13 0.3%

Truck Distribution by Hour

Hour Distribution (%)

12 AM 2.3%1 AM 2.3%2 AM 2.3%3 AM 2.3%4 AM 2.3%5 AM 2.3%6 AM 5%7 AM 5%8 AM 5%9 AM 5%10 AM 5.9%11 AM 5.9%

Hour Distribution (%)

12 PM 5.9%1 PM 5.9%2 PM 5.9%3 PM 5.9%4 PM 4.6%5 PM 4.6%6 PM 4.6%7 PM 4.6%8 PM 3.1%9 PM 3.1%10 PM 3.1%11 PM 3.1%Total 100%

Tabular Representation of Traffic Inputs

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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AADTT (Average Annual Daily Truck Traffic) Growth* Traffic cap is not enforced

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Climate Inputs

Climate Data Sources:

Climate Station Cities: Location (lat lon elevation(ft))30.58800 -96.36400 306COLLEGE STATION, TX

Monthly Climate Summary:

Annual Statistics:

Mean annual air temperature (ºF) 68.26Mean annual precipitation (in.) 37.86Freezing index (ºF - days) 11.37Average annual number of freeze/thaw cycles: 12.37 Water table depth

(ft)10.00

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< -13º F

Hourly Air Temperature Distribution by Month:

-13º F to -4º F -4º F to 5º F 5º F to 14º F 14º F to 23º F 23º F to 32º F 32º F to 41º F 41º F to 50º F

59º F to 68º F50º F to 59º F 68º F to 77º F 77º F to 86º F 86º F to 95º F 95º F to 104º F 104º F to 113º F

> 113º F

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HMA Design Properties

Layer Name Layer Type Interface Friction

Layer 1 Flexible : Default asphalt concrete Flexible (1) 1.00

Layer 2 Flexible : Default asphalt concrete Flexible (1) 1.00

Layer 3 Flexible : Asphalt Base Flexible (1) 1.00Layer 4 Non-stabilized Base : A-2-4 Non-stabilized Base (4) 1.00

Layer 5 Subgrade : A-7-6 Subgrade (5) -

Using G* based model (not nationally calibrated) False

Is NCHRP 1-37A HMA Rutting Model Coefficients True

Endurance Limit - Use Reflective Cracking True

Structure - ICM PropertiesAC surface shortwave absorptivity 0.85

Design Properties

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Thermal Cracking (Input Level: 3)

Indirect tensile strength at 14 ºF (psi) 361.14Creep Compliance (1/psi)

Loading time (sec) -4 ºF1 2.94e-0072 3.23e-0075 3.66e-00710 4.02e-00720 4.41e-00750 5.00e-007100 5.49e-007

14 ºF4.79e-0075.59e-0076.86e-0078.00e-0079.34e-0071.15e-0061.34e-006

32 ºF6.55e-0078.38e-0071.16e-0061.48e-0061.90e-0062.63e-0063.37e-006

Thermal ContractionIs thermal contraction calculated? True

Mix coefficient of thermal contraction (in./in./ºF) - Aggregate coefficient of thermal contraction (in./in./ºF) 5.0e-006

Voids in Mineral Aggregate (%) 18.6

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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HMA Layer 1: Layer 1 Flexible : Default asphalt concrete

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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HMA Layer 2: Layer 2 Flexible : Default asphalt concrete

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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HMA Layer 3: Layer 3 Flexible : Asphalt Base

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Analysis Output Charts

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Layer InformationLayer 1 Flexible : Default asphalt concrete

Parameter ValueGrade Superpave Performance GradeBinder Type 64-22A 10.98VTS -3.68

Asphalt Binder

Gradation Percent Passing3/4-inch sieve 1003/8-inch sieve 77No.4 sieve 60No.200 sieve 6

Asphalt Dynamic Modulus (Input Level: 3)

AsphaltThickness (in.) 1.5Unit weight (pcf) 150.0Poisson's ratio Is Calculated? False

Ratio 0.35Parameter A - Parameter B -

General Info

Name ValueReference temperature (ºF) 70Effective binder content (%) 11.6Air voids (%) 7Thermal conductivity (BTU/hr-ft-ºF) 0.67Heat capacity (BTU/lb-ºF) 0.23

Field ValueDisplay name/identifier Default asphalt concrete

Description of object

AuthorDate Created 10/30/2010 1:00:00 AMApproverDate approved 10/30/2010 1:00:00 AMStateDistrictCountyHighwayDirection of TravelFrom station (miles)To station (miles)ProvinceUser defined field 2User defined field 3Revision Number 0

Identifiers

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Layer 2 Flexible : Default asphalt concrete

Parameter ValueGrade Superpave Performance GradeBinder Type 64-22A 10.98VTS -3.68

Asphalt Binder

Gradation Percent Passing3/4-inch sieve 1003/8-inch sieve 77No.4 sieve 60No.200 sieve 6

Asphalt Dynamic Modulus (Input Level: 3)

AsphaltThickness (in.) 3.0Unit weight (pcf) 150.0Poisson's ratio Is Calculated? False

Ratio 0.35Parameter A - Parameter B -

General Info

Name ValueReference temperature (ºF) 70Effective binder content (%) 11.6Air voids (%) 7Thermal conductivity (BTU/hr-ft-ºF) 0.67Heat capacity (BTU/lb-ºF) 0.23

Field ValueDisplay name/identifier Default asphalt concrete

Description of object

AuthorDate Created 10/30/2010 1:00:00 AMApproverDate approved 10/30/2010 1:00:00 AMStateDistrictCountyHighwayDirection of TravelFrom station (miles)To station (miles)ProvinceUser defined field 2User defined field 3Revision Number 0

Identifiers

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Layer 3 Flexible : Asphalt Base

Parameter ValueGrade Superpave Performance GradeBinder Type 64-22A 10.98VTS -3.68

Asphalt Binder

Gradation Percent Passing3/4-inch sieve 803/8-inch sieve 60No.4 sieve 45No.200 sieve 4

Asphalt Dynamic Modulus (Input Level: 3)

AsphaltThickness (in.) 8.0Unit weight (pcf) 150.0Poisson's ratio Is Calculated? False

Ratio 0.35Parameter A - Parameter B -

General Info

Name ValueReference temperature (ºF) 70Effective binder content (%) 6Air voids (%) 7Thermal conductivity (BTU/hr-ft-ºF) 0.67Heat capacity (BTU/lb-ºF) 0.23

Field ValueDisplay name/identifier Asphalt Base

Description of object

AuthorDate Created 10/30/2010 1:00:00 AMApproverDate approved 10/30/2010 1:00:00 AMStateDistrictCountyHighwayDirection of TravelFrom station (miles)To station (miles)ProvinceUser defined field 2User defined field 3Revision Number 0

Identifiers

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Layer 4 Non-stabilized Base : A-2-4

Liquid LimitPlasticity Index 2.0

14.0

Sieve Size % Passing0.001mm0.002mm0.020mm#200 22.4#100#80 42.3#60#50#40 67.2#30#20#16#10 82.5#8#4 87.23/8-in. 91.61/2-in. 93.53/4-in. 95.91-in. 97.21 1/2-in. 98.52-in. 99.02 1/2-in.3-in.3 1/2-in. 99.6

Is User Defined? Falseaf 9.5043bf 0.6439cf 3.0636hr 189.6000

Sieve

Is User Defined? Value

Maximum dry unit weight (pcf) False 124

Saturated hydraulic conductivity (ft/hr) False 5.854e-04

Specific gravity of solids False 2.7Optimum gravimetric water content (%) False 9

User-defined Soil Water Characteristic Curve (SWCC)

FalseIs layer compacted?

UnboundLayer thickness (in.) 10.0Poisson's ratio 0.35Coefficient of lateral earth pressure (k0) 0.5

Resilient Modulus (psi)32000.0

Modulus (Input Level: 3)

Analysis Type: Modify input values by temperature/moisture

Method: Resilient Modulus (psi)

Use Correction factor for NDT modulus? - NDT Correction Factor: -

Field ValueDisplay name/identifier A-2-4

Description of object Default material

Author AASHTODate Created 1/1/2011 12:00:00 AMApproverDate approved 1/1/2011 12:00:00 AMStateDistrictCountyHighwayDirection of TravelFrom station (miles)To station (miles)ProvinceUser defined field 2User defined field 3Revision Number 0

Identifiers

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Layer 5 Subgrade : A-7-6

Liquid LimitPlasticity Index 30.0

51.0

Sieve Size % Passing0.001mm0.002mm0.020mm#200 79.1#100#80 84.9#60#50#40 88.8#30#20#16#10 93.0#8#4 94.93/8-in. 96.91/2-in. 97.53/4-in. 98.31-in. 98.81 1/2-in. 99.32-in. 99.62 1/2-in.3-in.3 1/2-in. 99.9

Is User Defined? Falseaf 136.4179bf 0.5183cf 0.0324hr 500.0000

Sieve

Is User Defined? Value

Maximum dry unit weight (pcf) False 97.7

Saturated hydraulic conductivity (ft/hr) False 8.946e-06

Specific gravity of solids False 2.7Optimum gravimetric water content (%) False 22.2

User-defined Soil Water Characteristic Curve (SWCC)

FalseIs layer compacted?

UnboundLayer thickness (in.) Semi-infinitePoisson's ratio 0.35Coefficient of lateral earth pressure (k0) 0.5

Resilient Modulus (psi)13000.0

Modulus (Input Level: 3)

Analysis Type: Modify input values by temperature/moisture

Method: Resilient Modulus (psi)

Use Correction factor for NDT modulus? - NDT Correction Factor: -

Field ValueDisplay name/identifier A-7-6

Description of object Default material

Author AASHTODate Created 1/1/2011 12:00:00 AMApproverDate approved 1/1/2011 12:00:00 AMStateDistrictCountyHighwayDirection of TravelFrom station (miles)To station (miles)ProvinceUser defined field 2User defined field 3Revision Number 0

Identifiers

Test From New 012914File Name: C:\data\TRB MEPDG\Designs\Test From New 012914.dgpx

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Calibration Coefficients

k1: 0.007566k2: 3.9492k3: 1.281Bf1: 1Bf2: 1Bf3: 1

AC Fatigue

K1: -3.35412 K2: 1.5606 K3: 0.4791Br1: 1Br2: 1 Br3: 1

0.24*Pow(RUT,0.8026)+0.001

AC Rutting

AC Rutting Standard Deviation

Level 1 K: 1.5Level 2 K: 0.5Level 3 K: 1.5

Level 1 Standard Deviation: 0.1468 * THERMAL + 65.027Level 2 Standard Deviation: 0.2841 *THERMAL + 55.462 Level 3 Standard Deviation: 0.3972 * THERMAL + 20.422

Thermal Fracture

k1: 1 k2: 1 Bc1: 1 Bc2:1

CSM Fatigue

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Subgrade Rutting

Granular Finek1: 2.03 Bs1: 1 k1: 1.35 Bs1: 1Standard Deviation (BASERUT)0.1477*Pow(BASERUT,0.6711)+0.001

Standard Deviation (BASERUT)0.1235*Pow(SUBRUT,0.5012)+0.001

c1: 7 c2: 3.5

200 + 2300/(1+exp(1.072-2.1654*LOG10(TOP+0.0001)))

AC Cracking

1.13+13/(1+exp(7.57-15.5*LOG10(BOTTOM+0.0001)))

AC Top Down Cracking AC Bottom Up Cracking

c3: 0 c4: 1000 c3: 6000c2: 1c1: 1AC Cracking Top Standard Deviation AC Cracking Bottom Standard Deviation

C1: 1 C2: 1

CSM Cracking

C4: 1000C3: 0

CTB*1CSM Standard Deviation

IRI Flexible Pavements

C3: 0.008 C4: 0.015C1: 40 C2: 0.4

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