TxDOT provides the test procedures as a free service. These files are copyrighted and may not be resold without the express, written consent of TxDOT. No technical support is provided with respect to these files, nor is any kind of warranty expressed or implied. Revisions or additions may occur at any time.
TxDOT test procedures may include annexes, appendixes, and notes. Some are mandatory, and some are not.
| Test Procedures Series | Description |
|---|---|
| 100-E Series | Soils and Aggregates (100-E Series) The procedures in this series cover the methods for testing and evaluating soils, aggregates, and flexible base materials. |
| 200-F Series | Bituminous (200-F Series) The procedures in this series cover the testing methods for hot-mix asphaltic concrete, black base, cold-mix, patching mix, RAP and crumb rubber, in-plant inspection of limestone rock asphalt aggregates and mixes, aggregates and bituminous materials, and surfacing aggregates. |
| 300-D Series | Cement (300-D Series) The procedures in this series cover the sampling and testing methods for hydraulic cement. This series also refers to ASTM specifications and test methods related to portland hydraulic cement, blended Type 1P, Type 1S, and masonry cement. |
| 400-A Series | Concrete (400-A Series) The procedures in this series cover the testing methods for portland cement concrete, coarse and fine aggregates, reinforcing steel, seven wire strand, and other related materials. |
| 500-C Series | Asphalt (500-C Series) The procedures in this series cover the testing methods for asphalt cements, asphalt cutbacks, asphalt emulsions, performance grades binders, bituminous adhesives, waterproofing and joint materials, crack sealers, joint sealers, rejuvenating agents, and additives. |
| 600-J Series | Chemical (600-J Series) The procedures in this series cover the testing methods for lime (Types A, B, and C), construction fabrics, epoxy and adhesives, elastomeric concrete, de-icers, soils, water, and bridge bearing pads. |
| 700-I Series | Sampling and Precast Concrete Fabrication (700-I Series) The procedures in this series cover the test method for sampling concrete component materials, various reinforcement for concrete, coatings, traffic materials, and structural steel materials. This series also includes procedures specific to precast concrete fabrication plants. |
| 800-B Series | Coatings and Traffic Materials (800-B Series) The procedures in this series cover the testing methods for raised pavement markings, delineation and sign posts, steel strand, and mechanical couplers. |
| 900-K Series | Calibration (900-K Series) The procedures in this series cover the methods for calibrating, verifying, and certifying various equipment and devices used in testing materials. |
| 1000-S Series | Special Procedures (1000-S Series) This series covers procedures and instructions for operating, calibrating, maintaining profilographs, determining minimum sampling quantities, and establishing rates used to calculate reimbursements to TxDOT for excess costs. |
| 1100-T Series | Traffic Signal and Illumination (1100-T Series) This series covers the testing methods for traffic & illumination systems. |