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General

Legacy ID
201

Table 1 The Transportation Network: 2004

Table 1 The Transportation Network: 2004

Excel | CSV

Mode Components Highway   Public roads 46,837 miles of Interstate highway 115,319 miles of other National Highway System roads 3,835,305 miles of other roads Air...

Preface

Preface

Statistics published in this Pocket Guide to Transportation come from many different sources. Some statistics are based on samples and are subject to sampling variability. Statistics may also be subject to omissions and errors in reporting, recording, and processing.

Introduction

Introduction

America's transportation system continues to change along with the population, work force, and economy. The following table puts those changes in perspective:

Excel | CSV

Context 1980 2004 Resident population (thous.) 226,542 293,655 Total area (...

Glossary

Glossary

Air carrier—Certificated provider of scheduled and nonscheduled services.

Chained dollars—A method to measure real changes in dollar values between years that uses chain-type indexes, rather than constant dollars. The method first calculates the real changes between...