Chapter 1 Introduction
Basic Program Format
Figure 1.1 Flowchart of the FASST Modules
Chapter 2 Shortwave (Solar) Radiation Model
Downwelling Shortwave Radiation-continue
Sloping Surface
Shortwave Solar Flux Model Validation
Figure 2.2 Same as Figure 2.1 but for the direct component of the solar flux
Figure 2.3 Same as Figure 2.1 but for the diffuse solar flux
Table 2.6.1 Equation of fit (forced through the origin) and correlation coefficient for Grayling I
Table 2.6.2 Equation of fit (forced through the origin) and correlation coefficient for Yuma
Figure 2.7 Calculated minus the measured total solar flux for different cloud conditions for Yuma
Figure 2.9 Calculated minus the measured total solar flux for different cloud conditions for Grayling II
Module Input and Output
Chapter 3 Longwave (IR) Radiation Model
Table 3.1.0 Coefficients for determining cloud base altitude (meters)
Modification of the Cloud Irradiance Factor (CIF)
Downwelling Infrared Flux Model Validation
Figure 3.3 Comparison of the measured and model calculated downwelling longwave flux
Table 3.2.1 Grayling I average downwelling IR flux for different cloud conditions
Figure 3.5 Comparison of the measured and model calculated downwelling longwave flux
Table 3.2.2 Yuma average downwelling IR flux for different cloud conditions
Table 3.2.3 Grayling II average downwelling IR flux for different cloud conditions
Potential Modification
Model Input and Output
References - SR04-10045
References-continue - SR04-10046
Chapter 4 Soil Temperature Model
Solar Radiation - SR04-10048
Longwave Radiation
Sensible Heat
Latent Heat
Numerical Solution - SR04-10052
Numerical Solution-continue
Material Properties - SR04-10054
Table 4.3.1 Default Soil Properties
Model Validation - SR04-10056
Figure 4.4 Effect on the results of having initial soil temperature profile data (yes) versus letting the model compute one (no)
Figure 4.5 Sensitivity of the surface temperature to the albedo
Figure 4.7 Comparison of FASST and measured pavement surface temperatures
References-continue - SR04-10060
References-continue - SR04-10061
Chapter 5 Soil Moisture and Strength Models
Numerical Solution - SR04-10063
Hydraulic Parameters
Table 5.1.1 Default Soil Moisture Properties
Figure 5.1 ψ versus θ for Yuma, AZ, sand
Model Validation - SR04-10067
Figure 5.3 Soil moisture comparisons for Grayling, MI, 1992
Figure 5.4 Soil moisture comparisons for Yuma, AZ
Soil Strength - SR04-10070
Table 5.2.1 Default Soil Strength Coefficients
References - SR04-10072
References-continue - SR04-10073
Chapter 6 Ground State Model
Validation
References - SR04-10076
Chapter 7 Snow Accretion, Depletion, and Meltwater Outflow Model
Governing Equations of Flow within the Snow-continue - SR04-10078
Governing Equations of Flow within the Snow-continue - SR04-10079
Governing Equations of Flow within the Snow-continue - SR04-10080
Governing Equations of Flow within the Snow-continue - SR04-10081
Evolution of Parameters
Snow Depth
Refreezing
Surface Energy Balance
Model Validation - SR04-10086
Figure 7.2 Comparison between the measured snow depth and the snow depth calculated by SNTHERM
References - SR04-10088
References-continue - SR04-10089
Chapter 8 Ice Thickness Model
References - SR04-10091
Model Inputs
Meteorological Data-continue
Soil Properties - SR04-10094
Soil Properties-continue
Table 9.2.1 FASST Default Soil Properties
Table 9.2.2 FASST Default Soil Moisture Properties
Site Information
References - SR04-10099
Chapter 10 Model Initialization
Time Step Determination
References - SR04-10102
Chapter 11 Model Outputs
Surface Condition Information-continue
Soil Profile Information
Report Documentation Page - SR04-10106
SR04-1
Basic Program Format
Figure 1.1 Flowchart of the FASST Modules
Chapter 2 Shortwave (Solar) Radiation Model
Downwelling Shortwave Radiation-continue
Sloping Surface
Shortwave Solar Flux Model Validation
Figure 2.2 Same as Figure 2.1 but for the direct component of the solar flux
Figure 2.3 Same as Figure 2.1 but for the diffuse solar flux
Table 2.6.1 Equation of fit (forced through the origin) and correlation coefficient for Grayling I
Table 2.6.2 Equation of fit (forced through the origin) and correlation coefficient for Yuma
Figure 2.7 Calculated minus the measured total solar flux for different cloud conditions for Yuma
Figure 2.9 Calculated minus the measured total solar flux for different cloud conditions for Grayling II
Module Input and Output
Chapter 3 Longwave (IR) Radiation Model
Table 3.1.0 Coefficients for determining cloud base altitude (meters)
Modification of the Cloud Irradiance Factor (CIF)
Downwelling Infrared Flux Model Validation
Figure 3.3 Comparison of the measured and model calculated downwelling longwave flux
Table 3.2.1 Grayling I average downwelling IR flux for different cloud conditions
Figure 3.5 Comparison of the measured and model calculated downwelling longwave flux
Table 3.2.2 Yuma average downwelling IR flux for different cloud conditions
Table 3.2.3 Grayling II average downwelling IR flux for different cloud conditions
Potential Modification
Model Input and Output
References - SR04-10045
References-continue - SR04-10046
Chapter 4 Soil Temperature Model
Solar Radiation - SR04-10048
Longwave Radiation
Sensible Heat
Latent Heat
Numerical Solution - SR04-10052
Numerical Solution-continue
Material Properties - SR04-10054
Table 4.3.1 Default Soil Properties
Model Validation - SR04-10056
Figure 4.4 Effect on the results of having initial soil temperature profile data (yes) versus letting the model compute one (no)
Figure 4.5 Sensitivity of the surface temperature to the albedo
Figure 4.7 Comparison of FASST and measured pavement surface temperatures
References-continue - SR04-10060
References-continue - SR04-10061
Chapter 5 Soil Moisture and Strength Models
Numerical Solution - SR04-10063
Hydraulic Parameters
Table 5.1.1 Default Soil Moisture Properties
Figure 5.1 ψ versus θ for Yuma, AZ, sand
Model Validation - SR04-10067
Figure 5.3 Soil moisture comparisons for Grayling, MI, 1992
Figure 5.4 Soil moisture comparisons for Yuma, AZ
Soil Strength - SR04-10070
Table 5.2.1 Default Soil Strength Coefficients
References - SR04-10072
References-continue - SR04-10073
Chapter 6 Ground State Model
Validation
References - SR04-10076
Chapter 7 Snow Accretion, Depletion, and Meltwater Outflow Model
Governing Equations of Flow within the Snow-continue - SR04-10078
Governing Equations of Flow within the Snow-continue - SR04-10079
Governing Equations of Flow within the Snow-continue - SR04-10080
Governing Equations of Flow within the Snow-continue - SR04-10081
Evolution of Parameters
Snow Depth
Refreezing
Surface Energy Balance
Model Validation - SR04-10086
Figure 7.2 Comparison between the measured snow depth and the snow depth calculated by SNTHERM
References - SR04-10088
References-continue - SR04-10089
Chapter 8 Ice Thickness Model
References - SR04-10091
Model Inputs
Meteorological Data-continue
Soil Properties - SR04-10094
Soil Properties-continue
Table 9.2.1 FASST Default Soil Properties
Table 9.2.2 FASST Default Soil Moisture Properties
Site Information
References - SR04-10099
Chapter 10 Model Initialization
Time Step Determination
References - SR04-10102
Chapter 11 Model Outputs
Surface Condition Information-continue
Soil Profile Information
Report Documentation Page - SR04-10106
SR04-1
