| Section 1A.01 | Purpose of Traffic Control Devices | 
            
              | Section 1A.02 | Principles of Traffic Control Devices | 
            
              | Section 1A.03 | Design of Traffic Control Devices | 
            
              | Section 1A.04 | Placement and Operation of Traffic Control Devices | 
            
              | Section 1A.05 | Maintenance of Traffic Control Devices | 
            
              | Section 1A.06 | Uniformity of Traffic Control Devices | 
            
              | Section 1A.07 | Responsibility for Traffic Control Devices | 
            
              | Section 1A.08 | Authority for Placement of Traffic Control Devices | 
            
              | Section 1A.09 | Engineering Study and Engineering Judgment | 
            
              | Section 1A.10 | Interpretations, Experimentations, Changes, and Interim Approvals | 
            
              | Section 1A.11 | Relation to Other Publications | 
            
              | Section 1A.12 | Color Code | 
            
              | Section 1A.13 | Definitions of Headings, Words, and Phrases in this Manual | 
            
              | Section 1A.14 | Meanings of Acronyms and Abbreviations in this Manual | 
            
              | Section 1A.15 | Abbreviations Used on Traffic Control Devices |