Truck and Bus Regulation - Rulemaking Documents
2014 Amendments
Rulemaking Documents
The information in this section is provided to support the April 2014 Staff Report: Initial Statement of Reasons for Proposed Rulemaking - Proposed Amendments to the Truck and Bus Regulation.
Emissions Data
For basic information on population, vehicle miles traveled, emission rates and emissions.
- Emission Documentation Package
- Emission Inventory for the Current Adopted Regulation
- Emission Inventory for the Proposed Amendments
Truck Counts
- Truck Counts Explained
- Combined Summary Truck Counts
- In State Truck Counts
- Inter State Counts
- Comparison of Truck Counts
Emission Support Documents
Supporting material for the emission inventory for April 2014 amendments
- Emission Inventory Summary
- Vehicle Miles Traveled Growth Trends
- Estimated Percentage of Activities Eligible for NOx Exmept Provision
- Sales Growth Trend Estimates
- Fleet Turnover and Retrofit Assumptions
- Core Source Code for Improved Model Year Matching
- Engine and Truck Model Years in Drayage Truck Registry
- 2010 and 2014 Statewide Mobile Source Emissions
Economic Data
- Cost Expenditure Estimates
- Cost Effectiveness
- Costs Attributed to the Amendments
- Reporting and Annual Costs
2010 Amendements
Rulemaking Documents
The information in this section is provided to support the October 2010 Staff Report: Initial Statement of Reasons for Proposed Rulemaking - Proposed Amendments to the Truck and Bus Regulation, the Drayage Truck Regulation and the Tractor-Trailer Greenhouse Gas Regulation.
Emissions Data
Start With Emissions Inventory Database1 - For basic information on population, vehicle miles traveled, emission rates and emissions.
- Emission Analysis Documentation
- Emission Inventory Recession Model with Proposed Amendments
- Emission Inventory with No Recession with Current Adopted Regulation
- Emission Inventory Recession Model with Current Adopted Regulation
Emission Support Documents
- Supporting material for the emission inventory for the December 2008 approved regulation and new information and analyses used for development of new emission inventory
- Buses population
- California public utilities commission
- CBA survey
- EF for bus
- BOE construction taxable fuel refunds
- Construction allocation population growth by air basin
- Construction avg age and accrual in VIUS
- EDA UCC data analysis
- Percentage of construction trucks
- EF cap 400_800k with NOx
- HHDDT EF NOx adj cap 400_800k
- MHDDT EF NOx adj cap 400_800k
- NOx adjustment details
- Processed arb field lp combined
- Processed arb field od data_uncorrected
- Supplemental Info
- EIA sales vmt forecast
- Growth with recession
- Sales with recession
- Buses
- Construction
- Emisison Factor
- Field Study
- Growth and Sales
- 2005 t6 gvw split - 26,000 lb GVWR MHDDT split
- Fuel comparison - Current inventory fuel comparison
- IFTA 2005~2009 - IFTA fuel and VMT information
- Truck nox_pm contribution to 2010_2020 stwd - Inventory pie charts
- Supporting documentation for 2009 Board Hearing
- Supporting documentation for 2008 Board Hearing
Economic Data
- CARB Cost Compliance Model
- Cost Effectiveness Spreadsheets
- Scale-up Costs
- Reporting and Annual Costs
- Individual Fleet Examples
Public Health Impact Data
- Health Benefit Calculations Spreadsheet
- Emission Inventory Used in Health Benefit Calculations
- Population Data Used in Health Benefit Calculations
- Shapefiles Used in Health Benefit Calculations
- DOE Gasoline Diesel Presentation
2008 Rulemaking
Rulemaking Documents
- 1Database updated on November 17, 2010 to fix a bug in visualization tools. The underlying data have not been changed.