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Manual Notice
| Traffic Signals Manual |
TxDOT Manual System
♦
Manual Notice 1999-1
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1.
Introduction
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1.
Overview
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Scope of this Manual
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Traffic Signal Policy
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The Texas Manual on Uniform Traffic Control Devices (TMUTCD)
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Using the TMUTCD
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Obtaining Copies of the TMUTCD
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Traffic Signal Agreements
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Traffic Signal Project Process Overview
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2.
Traffic Operations Division Support
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TRF Liaison
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TRF Support Functions
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Signal System Analysis
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Specification Writing and Maintenance
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Equipment Testing for General Services
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3.
Equipment Acquisition
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Acquisition Methods
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Acquisition through GSD General Warehouse
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Acquisition through Small Purchase
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Acquisition through Blanket Order
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Acquisition through Construction Contract
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Coordinating First Time Purchases with TRF
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Equipment Testing
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Product Prequalification
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Equipment for Contract Jobs
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2.
Requests for Traffic Signals
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1.
Sources of Requests
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Introduction
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Requests from Unincorporated Areas
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Requests from Incorporated Areas
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Requests from Private Organizations
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2.
Action on Requests
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Districts Act on Requests
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Acknowledgment of Request
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Process Overview
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3.
Traffic Studies
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1.
Overview
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Introduction
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Responsibility
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Costs
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Required Information
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Warrant Analysis Data
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2.
Condition Diagram
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Introduction
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Information Sources
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Additional Necessary Information
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3.
Location Map and Photographs
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Location Map
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Photographs
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4.
Accident (Crash) Information
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Introduction
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Mainframe Computer Reports
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Specialized Analyses and Customized Reports
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Officer’s Report from DPS
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5.
Vehicle and Pedestrian Traffic Counts
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Introduction
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Types of Counts
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Vehicle Counts at Existing Locations
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Counting Techniques
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Recording Manual Counts
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Estimated and Projected Counts
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Pedestrian Counts
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School Pedestrian Counts
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6.
Approach Speeds
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Introduction
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Special Situations
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7.
Traffic Survey Count Analysis
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Count Data Processing
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The Traffic Survey — Count Analysis Form
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Intersection Traffic and Pedestrian Count Analysis Program
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8.
Intersection Delay Study
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Introduction
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Time of Study
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Equipment
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Form
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Procedure
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Study Results
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4.
Operational Considerations
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1.
Overview
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Introduction
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Equipment Repair
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2.
Coordinated Operation
♦
Introduction
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Coordinating Operations with Other Jurisdictions
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Advantages of Coordinated Operation
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Drawbacks of Coordinated Operation
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Determining Effectiveness of a Coordinated Operation
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3.
Preemption
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Preemption by Railroad Equipment
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Preemption by Emergency Vehicles
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4.
Flashing Operation
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Introduction
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Emergency Flash
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Maintenance Flash
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Railroad Preemption Flash
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Scheduled Flash
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Left Turn Flash
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5.
Traffic Signal Projects
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1.
Overview
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Introduction
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Division Responsibilities
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Authorization Request Form
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Recommending Against Installation
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Marginally Warranted Signals
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Removal of Traffic Signals
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City Traffic Signal Installation Using Local Funds
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Project Cancellations or Change
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2.
Projects Installed by the State
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Introduction
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Programming
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Agreements
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Method of Construction
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Submission Requirements
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Submission Requirements for State Forces Projects
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Submission Requirements for Projects Let to Statewide Contract
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Change of Construction Method
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Letting
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Construction
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Shop Drawings
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Changes on Contract Projects
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Changes on City Force Projects
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Project Close-out
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3.
Plan Requirements for PS&E
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Introduction
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Data for Plan Preparation
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Title Sheet
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Estimate and Quantity Sheet
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Condition Diagram Sheet
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Plan Sheets
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Elevation Sheets
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Detail Sheets
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Specifications
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PS&E Paperwork
►
A.
Forms
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B.
Determination of Need for Traffic Control at School Crossings
Traffic Signals Manual
November 1999
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