The industry-leading tool for modeling mobile source air quality impacts. Predict pollutant dispersion from roadways and intersections with the powerful '3 Models in 1' integrated interface.
Predict pollutant concentrations from vehicle emissions near roadways and signalized intersections.
Models CO, NO2, and suspended particles near complex roadway geometries and parking lots.
Estimates pollutant concentrations including vehicle idling impacts and queue length analysis.
Processes full-year hourly meteorological data for comprehensive seasonal impact analysis.
CALRoads View is an industry-leading tool for modeling mobile sources, offering a comprehensive set of features that simplify the modeling process. Its user-friendly interface allows for quick and easy creation and execution of models, making it an essential tool for professionals.
Fully integrated GIS-based interface combining easy to use graphical tools.
Provides flexibility in capturing different environmental conditions for air quality assessments.
Run projects with an unlimited number of receptors, avoiding the restrictions imposed by the models.
Pre-process meteorological data for the CAL3QHCR model with Rammet View.
Automatically download and import high-resolution satellite and street map imagery into your projects.
Ability to model free-flow traffic, intersections, traffic patterns and different receptor configurations.
CALRoads View offers more than just an intuitive interface. Every copy comes fully equipped with all the tools you need to complete your project—no need for expensive add-ons.
A wide range of contouring options and controls make it easy to present your results just the way you want them.
Create customized windrose plots using WRPLOT View. Change colors, petal size, and more.
Use a variety of input wizards to quickly and easily add all of your project data – links, receptors, emissions, etc.
Developed by the California Department of Transportation and the U.S. Environmental Protection Agency, the CALINE series of models are steady-state Gaussian plume models specifically designed to calculate air quality impacts from vehicle emissions.
| Feature | CALINE4 | CAL3QHC | CAL3QHCR |
|---|---|---|---|
| Models CO, PM, Inert Gases | |||
| Models NO2 | As Inert Gas | As Inert Gas | |
| Unlimited Receptors | — | ||
| 4 Roadway Types (At-Grade, Depressed, Fill, Bridge) | |||
| Intersections & Queuing Links | |||
| Street Canyons & Bluffs | — | — | |
| Parking Lots | — | — | |
| Surface Roughness Considerations | |||
| Process Multiple Meteorological Conditions | — | ||
| Process Up to 1 Year Meterological Data | — | — | |
| Urban or Rural Dispersion Modes | — | — | |
| Multi-Tier Hourly-Varying Emissions | — | — |
Leverage our expertise for your most complex environmental challenges.
High-quality data processing for AERMOD/CALPUFF for any location worldwide.
Large-scale projects executed on our supercomputing clusters for rapid delivery.
Extensive hands-on instruction and research-based modeling training programs.