1INTRODUCTION TO TRUCKING ACROSS THE U.S
224High-Risk Corridors Mapping
2Purpose and Scope of This Atlas
225What Is a High-Risk Corridor?
3How to Use Maps, Legends, and Symbols
226Determining High-Risk Corridors
4Truck-Specific Route Planning vs. Standard Navigation
227Mapping Methodology
5Understanding Low-Clearance Alerts and Restricted Zones
228Example of Corridor Mapping
6Weigh Station Tracking and Usage Tips
229Enhancing Accuracy and Utility
7FEDERAL AND DOT REGULATIONS
230Why High-Risk Corridor Mapping Is Important
8Key Elements of the Motor Carrier Act (1980)
231Limitations and Ongoing Needs
9Federal Hours-of-Service Rules
232HAZARDOUS MATERIALS AND HAZMAT ROUTING
10Who Must Comply
233Hazmat Placard Categories
11Daily Driving and on-Duty Limits
234Class 1 Explosives
12Mandatory Breaks
235Class 2 Gases
13Weekly On-Duty Limits
236Class 3 Flammable Liquids
1434-Hour Restart
237Class 4 Flammable Solids
15Sleeper‑Berth Provision
238Class 5 Oxidizers and Organic Peroxides
16Adverse‑Driving‑Conditions Exception
239Class 6 Toxic and Infectious Substances
17Short‑Haul Exemptions
240Class 7 Radioactive Materials
18Electronic Logging Devices (ELDs)
241Class 8 Corrosive Substances
19Rationale and Safety Impact
242Class 9 Miscellaneous Hazardous Materials
20Hazardous Materials Transport Guidelines
243Design Specifications
21Key Agencies
244Implications for Motor Carrier Routing
22Hazardous Materials Regulations (49 CFR 171–180)
245State-Specific Hazmat Prohibitions
23Legal Authority and Enforcement
246How States Define Hazmat Bans
24Weight Limits and Bridge Laws
247Examples of State Prohibitions
25The Federal Bridge Formula
248Common Categories of State Hazmat Restrictions
26Purpose and Background
249Designated Hazmat Corridors
27The Formula
250Evolution and Legal Foundations
28Example of Bridge Formula Compliance
251MCSA’s National Registry
29Exceptions to Bridge Limit
252Integration into Motor Carriers Road Atlas Materials
30State Grandfather Rights versus Federal Floor
253Designated Corridor Benefits
31Enforcement and Infrastructure Impact
254Corridor Selection Criteria
32Portable Scale and Roadside Inspection Overview
255Carrier Responsibilities
33Portable Scale Operations
256Limitations and Considerations
34Legal Accuracy and Use
257Emergency Contacts and Spill Response
35Equipment and Costs
258Emergency Contacts
36Deployment Practices
259Spill Response
37Site Placement
260Reporting Obligations
38Roadside Inspection Overview
261Cleanup and Remediation
39Inspection Levels
262Seasoned Driver Hazmat Strategies
40Roadside Inspection Procedure
263TOLLS, BRIDGES AND U.S.–CANADA–MEXICO CORRIDORS
41Out‑of‑Service Criteria and Reporting
264Major Toll Networks
42Integration with Safety Programs
265Border Crossing Recommendations
43STATE-BY-STATE TRUCK MAPS
266Recommendations for Carriers
44Major Interstate Highways
267Risk and compliance checks
45Major Transcontinental East–West Interstates
268Dynamic route planning
46Interstate 90 (I-90)
269Toll forecasting and budgeting
47Interstate 80 (I-80)
270Stay up to date with corridor construction
48Interstate 40 (I-40)
271Use infrastructure maps and a plan
49Interstate 10 (I-10)
272Customs and Paperwork Checklist
50Interstate 70 (I-70)
273Carrier and Vehicle Registration
51Major Border-to-Border and North–South Interstates
274Driver Credentials
52Interstate 5 (I-5)
275Customs Documentation
53Interstate 35 (I-35)
276Trade Agreements and Tariffs
54Interstate 75 (I-75)
277Regulatory Certifications and Permits
55Interstate 95 (I-95)
278Bridge and Toll Pre-Planning
56Freight Bottlenecks and Congestion: State-by-State Truck Map Considerations
279Advanced Filings and Pre-Clearance
57State-Designated Truck Routes
280Inspection Readiness
58Why States Designate These Routes
281Post‑Trip Recordkeeping
59How States Inform Drivers
282Final Recommendations
60Examples of State and Local Truck Routes
283REFUELING AND TRUCK STOPS
61New York City
284National Truck Stop Directory
62Georgia
285Scope and Purpose
63U.S. Highways with Truck Alignments
286Key Features of the Directory
64North Carolina
287Using the Directory in the Motor Carriers Road Atlas
65Mapping Tools and Regulation Coordination
288Preferred Carriers and Loyalty Programs: Core Benefits of Being a Preferred Carrier
66Benefits to Truckers and Communities
289Major Loyalty Programs for Truck Carriers
67Low-Clearance and Restricted Bridge Warnings: Why This Matters
290Pilot Flying J – myRewards Plus
68How Warnings Are Presented by the State
291Love's – My oves Diet, Diamond & Platinum Levels
69State index listings
292TA/Petro – UltraONE
70Map overlays
293AMBEST – AMBUCK$
71Restricted bridge notices
294Road Ranger – Road Ranger Rewards
72Who Verifies This Data?
295Sapp Bros – Sapp Bros Rewards
73Bridge Safety Measures beyond the Atlas
296Roady’s – Roady’s Rewards
74Tips for Dispatchers and Drivers
297Choosing the Right Loyalty Program
75Key Urban Congestion Zones
298Pro Tips to Maximize Loyalty Rewards
76Northeast Corridor – New York City Metro
299On-Site Servicing and Repair Shops
77Interstate 95 / I-295 Complex
300Major Providers and Their Services
78Interstate 278 (Brooklyn Queens Expressway)
301TravelCenters of America (TA)
79Interstate 678 (Van Wyck Expressway)
302Pilot Flying J
80I-87 Strategies for Bronx–Whitestone
303Love’s Travel Stops and Speedco
81Chicago Region (IL–IN)
304Independent and Mega‑Stops (e.g., Iowa 80)
82Interstate 90/I-94 (Kennedy and Dan Ryan Expressways)
305Why On-Site Servicing Matters
83I-80/I-94 (Dan Ryan Extension)
306Minimizing Downtime
84San Francisco Bay Area, California
307One‑Stop Convenience
85Interstate 80 (Bay Bridge Corridor)
308Compliance and Safety
86I-580 Truck Ban through Oakland
309Booking, Scheduling, and Digital Tools
87Atlanta Metro, Georgia
310SCENIC ROUTES AND LANDMARK DRIVES
88Downtown Connector (I-75/I-85)
311Historic Route 66
89I-285 Perimeter
312Beginnings in Chicago and Illinois
90Baton Rouge, Louisiana
313Missouri, Kansas, and St. Louis
91Interstate 10 Corridor
314Oklahoma: Quirky Attractions and Cultural Hubs
92Cincinnati, Ohio–KY–IN
315Texas: Art in the Desert
93I-71/I-75 Corridor
316New Mexico: Adobe Hospitality and Neon Nostalgia
94McAllen, Texas: I-69 Connector at I-2
317Arizona: Ghost Towns, Wigwams, and Rural Charm
95Memphis, Tennessee–Arkansas–Mississippi: Interstate 55/40 Corridor
318California and the End of the Trail
96Tennessee Statewide
319Legacy and Preservation Efforts
97The Split (I-75/I-24 Interchange in Chattanooga)
320Planning Your Drive
98State-Level Congestion Indices
321Blue Ridge Parkway
99Observations across States
322Origins and Construction
100Rural Alternatives and Bypasses
323Scenic Regions and Highlights
101Rural Alternatives
324Nature, Culture, and Recreation
102Bridge and road clearance problems
325Ecology and Seasons
103Freight efficiency and fuel economy
326Cultural Heritage
104Safety in remote areas
327Planning Your Journey
105Bypasses
328Legacy and Popularity
106Reducing congestion
329Pacific Coast Highway
107Facilitating cargo flow
330Overview of the Highway
108Truck-specific bypass routes
331Big Sur: The Crown Jewel
109State by State Variations
332Iconic Landmarks
110Pennsylvania and Appalachia
333Segment Highlights
111Midwest and Great Plains
334Cultural and Environmental Significance: Travel Planning and Tips
112Southern states
335Scenic Value in Road Atlas Context: Signature Moments
113WEIGH STATIONS AND REST AREAS
336Great Lakes Circle
114National Directory by State
337Lake Superior Circle Tour
115Alabama
338Lake Michigan Circle Tour
116Alaska
339Lake Huron, Erie, Ontario & St. Lawrence Extensions
117Arizona – California – Colorado – Iowa
340Prominent Natural and Historic Sites
118Arkansas
341Motor Carriers' Travel Tips
119Delaware – Florida
342National Scenic Byways
120Georgia – Hawaii – Idaho
343Intrinsic Qualities Defining a Byway
121Illinois – Indiana – Kansas – Kentucky
344Why These Routes Matter
122Louisiana
345Signature Scenic Drives Across the Country
123Maine – Maryland
346Big Sur Coast Highway (California Route 1)
124Massachusetts
347Trail Ridge Road / Beaver Meadow (Colorado)
125Michigan – Minnesota
348Cascade Loop Scenic Byway (Washington)
126Missouri
349Mount Blue Sky Scenic Byway (Colorado)
127Nebraska
350Community and Economic Benefits
128New Jersey – New York – North Carolina
351NATIONAL PARKS AND SCENIC LANDMARKS
129Ohio – Oklahoma – Oregon
352Park Entrance Maps and Clearances
130Pennsylvania – Rhode Island
353Height and Length Clearances
131South Carolina – South Dakota
354Yosemite National Park
132Tennessee – Texas – Utah – Vermont – Virginia – Washington – West Virginia – Wisconsin – Wyoming
355Acadia National Park
133Technology and Tools
356Sequoia and Kings Canyon
134Rest Area Conversions and Truck Parking
357Glacier National Park
135Hours of Operation and Services Available
358Alternate Routes and Planning
136Hours of Operation
359Seasonal Closures
137Services Available
360Weigh Stations and Commercial Checkpoints
138Rest Areas
361Putting Park Entrance Maps into Practice
139Hours of Operation
362Pre-Trip Planning
140Services Provided
363On the Road
141Intersection of Hours‑of‑Service Rules and Facility Availability
364Avoiding Violations
142Bypass vs. Mandatory Check Rules
365Visitor Centers, Rest Spots, and Amenities
143Bypass Programs: Voluntary and Performance-Based
366Visitor Centers
144Eligibility and Enrollment
367Rocky Mountain National Park – Alpine Visitor Center
145Screening Criteria
368Glacier National Park – Saint Mary and Logan Pass Visitor Centers
146Weight Verification
369Blue Ridge Parkway Visitor Center (Mile 384)
147Benefits of Bypass
370Grand Canyon South Rim Visitor Centers
148Limits to Bypass
371Rest Spots and Comfort Stations
149Mandatory Check Rules: The Obligation to Stop
372Federal Rest Areas (U.S. Interstates & Highways)
150Open Station Rule
373Merritt Parkway Service Plazas (Connecticut)
151Signage and Enforcement
374Mount Rainier National Park – Ohanapecosh Comfort Stations
152Safety and Weight Compliance
375Grand Canyon Trail Resthouses
153Choice Points: Bypass versus Mandatory Checks
376Amenities and Services
154Regulatory Framework
377Yellowstone National Park
155Misconceptions Clarified
378Grand Canyon South Rim
156Enforcement and Consequences of Non-Compliance
379Rocky Mountain Alpine Center Amenities
157Role of Bypass and Mandatory Stops in Road Safety and Efficiency
380Wildlife and Seasonal Considerations
158Overnight Parking Etiquette
381URBAN AND METRO TRUCK ROUTING
159Know the Time Limits
382Freight Corridors into Major Cities: Defining Freight Corridors and Their Role
160Choose a Legal and Safe Spot
383Prominent Freight Corridors into Major Cities
161Seat the Comfort Zone
384I‑5 on the West Coast
162Maintain a Low Profile
385I-10 across the Southern Tier
163Security First
386I‑24 between Chicago, Nashville, and Atlanta
164Compliance with Regulations
387Ports‑to‑Plains Corridor
165Social Courtesy and Professionalism
388Los Angeles I-710 corridor
166Alternatives When Full
389Freight Volumes, Congestion, and Infrastructure Impact
167Monitor Your Situation and Move On
390Urban Bottlenecks and Tolling Measures
168Rest Area Amenities and Safety Tips
391Time-of-Day Restrictions
169Rest Area Amenities
392Purpose and Objectives
170Parking and restroom facilities
393Common Implementation Patterns
171Picnic and shelter areas
394Legal Basis and Enabling Authorities
172Information kiosks and signage
395Interaction with the Hour‑of‑Service (HOS) Regulations
173Water, vending, and trash equipment
396Enforcement
174Wi Fi and connectivity
397Bridge Height and Weight Considerations
175Special truck amenities
398Bridge Weight Considerations
176Enhancements and New Features
399Federal and State Weight Regulations
177Modernization and funding programs
400The Bridge Formula
178Heated shelter in bad weather
401Impact on Urban Routing
179Health and hygiene as a priority
402Detours and Payload Adjustments
180Safety Practices and Precautions
403Overheight and Overweight Risks
181Final Safety Tips for Drivers
404CONSTRUCTION ZONES AND ROAD CONDITIONS
182Why Amenities and Safety Matter
405National Red-Flag Construction Alerts
183BRIDGE AND TUNNEL RESTRICTIONS
406Purpose and Significance
184Max-Height and Max-Width Limits
407How Alerts are issued
185Federal Framework on Vehicle Height Restrictions
408Typical Triggers for Alerts
186State Level Variations
409Who Is Impacted
187Examples of Tunnel and Bridge Clearance
410Content and Format of Alerts
188General Information
411State DOT Road-Report Contacts
189High Profile Carrier Bridges and Tunnels
412Overview of State DOT Information Channels
190Width Restrictions
413How to Access Road Condition and Construction Data
191Operational Impacts and Route Planning
414State DOT Contact Framework
192Weight-Class Advisories
415How Motor Carriers Use DOT Road‑Report Contacts
193Federal Bridge Weight Limits
416Safety Protocols around Work Crews
194What Are Weight Class Advisories?
417EMERGENCY PLANNING AND CONTACTS
195Why Are Advisory Weight Limits Necessary?
418Roadside Assistance Providers
196State Practices: Louisiana Example
419Incorporation into Emergency Planning and Contact Procedures
197The Bridge Formula Exception Role
420Benefits of Sound Roadside Assistance Planning
198Carrier Responsibilities and Best Practices
421Hazmat Incident Reporting
199Effects of Disregarding Advisories
422Follow up Updates
200Notable Restricted Tunnels
423Other Notice Requirements
201Why These Restrictions Matter
424Emergency Contact Information Requirements
202Planning Tips for Motor Carriers
425Sample Emergency Kit Checklist
203Hazmat-Specific Restrictions
426Regulatory and Emergency Documentation
204Regulatory Foundation
427Fire and Electrical Safety Items
205Hazmat Class‑Specific Restrictions
428Vehicle Warning and Lighting
206Notable Bridge‑Tunnel Facilities
429Tire and Mechanical Tool Supplies
207Enforcement and Compliance
430First Aid and Personal Safety
208Operational Guidance for Motor Carriers
431Emergency Response and Communication
209Risk Mitigation and Carrier Benefits
432Basic Repair Kits and Supplies
210Workarounds and Safe Detours: Safe Detour Best Practices
433Fluids and Maintenance Items
211LOW-CLEARANCE ALERTS
434Survival Provisions
212Understanding Height Restriction Signs
435Explanation of Key Checklist Elements
213Types of Height Restriction Signs
436Regulatory Documentation
214How Clearances Are Measured and Posted
437Fire and Electrical Safety
215Legal Framework
438Warning Devices
216Why Signs Are Never Equal to Reality
439Vehicle Repair and Maintenance Tools
217Best Practices for Motor Carrier Drivers
440First Aid and Hazard Protection
218Know your truck's exact height
441Emergency Communications
219Use new route tools
442Survival Items
220Be cognizant of signage and slow down
443Develop a Regular Kit Inspection Schedule
221When in doubt, stop and look
444Integration with Emergency Planning and Contact Sections
222Work with dispatch and colleagues
445Final Words
223Report discrepancies
446INDEX