• ♦Manual Notice 2017-1
• ►1. General Principles
  • ►1. Overview
    • ►Pavement Preservation
  • ►2. Functions of Surface Treatments and Seal Coats
    • ♦General
  • ►3. Factors Influencing Performance
    • ♦General
  • ►4. Principal Faults or Defects in Seal Coats and Surface Treatments
    • ♦General
    • ♦Loss of Aggregate
    • ♦Poor Adhesion or Bond to Road Surface
    • ♦Streaking
    • ♦Flushing
    • ♦Surface Treatments Defects
• ►2. Guidelines for Treatment Selection
  • ►1. Seal Coats as a Preventive Maintenance Technique
    • ♦General
  • ►2. Selecting Pavements for Seal Coat Treatment
    • ♦General
    • ♦Pavement Distress Types
  • ►3. Traffic Volume Considerations for Seal Coat Treatment
    • ♦Overview
    • ♦Short-Term Aggregate Loss
    • ♦Vehicular Damage
    • ♦Tire Noise
    • ♦Prolonged Traffic Control
  • ►4. Strip or Spot Sealing
    • ♦General
  • ►5. Surface Treatments
    • ♦General
  • ►6. Fog Seal
    • ♦General
• ►3. Material Selection and Plan Preparation
  • ►1. Communication and Coordination
    • ♦General
  • ►2. Selection of Binder
    • ♦General
    • ♦Asphalt Cement
    • ♦Cutback Asphalt
    • ♦Emulsified Asphalt
    • ♦Specification Tests
    • ♦Weather Conditions
  • ►3. Selection of Aggregate
    • ♦General
    • ♦Factors of Aggregate Affecting Performance
    • ♦Precoated Aggregate
    • ♦Criteria for Determining Surface Aggregate Classification
    • ♦Cost Considerations
  • ►4. Planning and Contracting
    • ♦Calculate Quantities
    • ♦Estimate of Materials
    • ♦Preparing Plans
    • ♦Estimating Cost
• ►4. Binder and Aggregate Application Rates
  • ►1. Modified Kearby Design Method
    • ♦General
    • ♦Laboratory Tests
    • ♦Determining Design Rates
  • ►2. McLeod Design Method
    • ♦General
    • ♦Design Procedure Components
    • ♦McLeod Seal Coat Design Equations
  • ►3. Transversely Varying Asphalt Rates
    • ♦General
    • ►Considering Why and When to Require TVAR
• ►5. Duties of Inspector or Crew Chief
  • ►1. Authority of Inspector
    • ♦General
    • ♦Inspection of Materials and Work
  • ►2. Duties of the Inspector or Crew Chief
    • ♦General
    • ♦Duties
  • ►3. Specifications and Plans
    • ♦General
    • ♦Standard Specifications
    • ♦Special Specifications
    • ♦Special Provisions
    • ♦Plans
  • ►4. Safety
    • ♦General
• ►6. Pre-Seal Coat Activities
  • ►1. Overview
    • ♦General
  • ►2. Repairs and Patching
    • ♦General
    • ♦Timing
    • ♦Types of Repairs
  • ►3. Stockpiling Aggregate
    • ♦General
    • ♦Supplier
    • ♦Aggregate Sampling and Testing
    • ♦Stockpile Locations
    • ♦Contamination
    • ♦Area Preparation
    • ♦Proper Stockpile Techniques
  • ►4. Preconstruction Meeting
    • ♦General
    • ♦Meeting Objectives
    • ♦Attendees
• ►7. Equipment Inspection
  • ►1. Introduction
    • ♦General
    • ♦Provisions for Inspection
    • ♦Inspecting for Leaks
    • ♦Safety
  • ►2. Rotary Broom
    • ♦General
    • ♦Identifying Data
    • ♦Safety Markings
    • ♦Bristles
    • ♦Brush Controls
    • ♦Older Model Brooms
  • ►3. Asphalt Distributor
    • ♦General
    • ♦Asphalt Binder Tank
    • ♦Distributor Heating System
    • ♦Distributor Circulation and Pumping System
    • ♦Filter Screens
    • ♦Distributor Spray Bar
    • ♦Hand Sprayer
    • ♦Distributor Controls and Gauges
  • ►4. Aggregate Spreader
    • ♦General
    • ♦Truck Hitch
    • ♦Receiving Hopper
    • ♦Belt Conveyors
    • ♦Discharge Hopper
    • ♦Discharge Gates
    • ♦Discharge Roller
    • ♦Wheels and Tires
    • ♦Brakes and Clutch
    • ♦Tailgate Aggregate Spreader
  • ►5. Haul Trucks
    • ♦General
    • ♦Size
    • ♦Condition
    • ♦Hoist
    • ♦Tailgate
    • ♦Hitch
    • ♦Identifying Numbers
    • ♦Bed Measurements
    • ♦Volume of Truck Bed with Deduction for Hydraulic Ram Cover
    • ♦Acceptable Size
  • ►6. Rollers
    • ♦General
    • ♦Identifying Data
    • ♦Weight Certification
    • ♦Pneumatic Rollers
  • ►7. Front-End Loader
    • ♦General
    • ♦Identifying Data
    • ♦Visual Inspection
  • ►8. Heater and Storage Unit
    • ♦General
    • ♦Temperature
    • ♦Safety
    • ♦Storage Tank
    • ♦Heater
    • ♦Pump Unit
    • ♦Heater Unit Location
    • ♦Recording Thermometer
    • ♦Transporter and Booster
    • ♦Identifying Data
    • ♦Manifest
    • ♦Cleanliness
    • ♦Contamination
    • ♦Booster Tanks
    • ♦Insulation
• ►8. Seal Coat/Surface Treatment Application Process
  • ►1. Overview
    • ♦General
  • ►2. Weather
    • ♦Introduction
    • ♦Temperature
    • ♦Humidity
    • ♦Wind
    • ♦Rain
  • ►3. Traffic Control
    • ♦Introduction
    • ♦Pre-Positioning
    • ♦Displaying Signs
    • ♦Traffic Cones
    • ♦Flaggers
    • ♦Pilot Vehicle
    • ♦Repositioning Traffic Control Devices
    • ♦Intersections
    • ♦Arrow Boards
  • ►4. Removing Pavement Markers
    • ♦General
  • ►5. Cleaning the Pavement
    • ♦Introduction
    • ♦Safety During Sweeping Operations
    • ♦Sweeping Pattern
    • ♦Sweeping Distance from Operation
  • ►6. Placing Temporary Tabs
    • ♦General
  • ►7. Setting the Rock Lands
    • ♦Introduction
    • ♦Purpose
    • ♦Calculating the Length of Rock Land
    • ♦Marking the Rock Lands
  • ►8. Setting the Asphalt Shots
    • ♦Introduction
    • ♦Asphalt Application Rate
    • ♦Distributor Capacity
    • ♦Calculating the Length of Asphalt Shot
    • ♦Marking the Asphalt Shot
  • ►9. Checking the Loader Operation
    • ♦Introduction
    • ♦Loader Operation Checklist
  • ►10. Placing Paper Joints
    • ♦Introduction
    • ♦Equipment
    • ♦Beginning of Asphalt Shot
    • ♦End of Asphalt Shot
    • ♦Subsequent Asphalt Shots with Multiple Distributors
  • ►11. Shooting the Asphalt
    • ♦Introduction
    • ♦Distributor Preparation
    • ♦Blow the Nozzles
    • ♦Check Spray Bar Height
    • ♦Final Equipment Check
    • ♦Paper Joint Check
    • ♦Transverse Alignment
    • ♦Applying the Asphalt
    • ♦Timing for Aggregate Application
    • ♦Additional Distributors
  • ►12. Strapping the Distributor
    • ♦Introduction
    • ♦Determining Asphalt Application Rate
  • ►13. Spreading the Aggregate
    • ♦Introduction
    • ♦Aligning the Spreader Box
    • ♦Truck Hookup
    • ♦Test Strip
    • ♦Spreading the Aggregate
    • ♦Truck/Spreader Separation
    • ♦Rock Land Marker
    • ♦Visual Checks
    • ♦Recording Truck Loads
    • ♦Asphalt on Tires
  • ►14. Timing for Aggregate Application
    • ♦Introduction
    • ♦Immediate Aggregate Application
  • ►15. Rolling the Aggregate
    • ♦Introduction
    • ♦Rolling Pattern
    • ♦Checking the Rolling Pattern
  • ►16. Patching or Hand Work
    • ♦Introduction
    • ♦Immediate Repairs
    • ♦Delayed Repairs
  • ►17. Intersections and Irregular Shapes
    • ♦Introduction
    • ♦Transitions
    • ♦Radii at Intersections
    • ♦Crossovers on Divided Highways
    • ♦Driveways and Private Roads
    • ♦Problems with Hand Work
  • ►18. Brooming Excess Aggregate
    • ♦Introduction
    • ♦Timing
    • ♦Equipment
    • ♦Procedures
    • ♦Inspection
  • ►19. Opening to Traffic
    • ♦Introduction
    • ♦Traffic Volume
    • ♦Truck Traffic
    • ♦Traffic Speed
    • ♦Asphalt Type and Weather Conditions
    • ♦Changing Lanes
  • ►20. Temporary or Permanent Pavement Markings
    • ♦General
    • ♦Temporary Markings
    • ♦Permanent Markings
  • ►21. Placing Raised Pavement Markers
    • ♦General
  • ►22. Cleanup
    • ♦Joint Paper
    • ♦Spilled Asphalt
    • ♦Stockpile Area
    • ♦Signs and Barricades
    • ♦Repairs to Damaged Property
• ►9. Public Perception and Complaints
  • ►1. Handling Complaints
    • ♦General
  • ►2. Public Perception and Education
    • ♦General

Seal Coat and Surface Treatment Manual

March 2017

Copyright © 2017 by Texas Department of Transportation
All rights reserved.

Printer-friendly format (PDF)