Search Results
| 1993 | |||
| Special Provisions | |||
| SP421-018 | RTF | PORTLAND CEMENT CONCRETE - Revises Table 4 of the standard specification to change the class of concrete for culverts and headwalls from Class A to Class C concrete. All projects with Item 421 (beginning with 07/98 letting). Replaces SP421-010 .Replaced by SP421-020 . Statewide Use. | |
| Search |
| Specification Information |
Copyright 2022 • Texas Department of Transportation • All Rights Reserved • Disclaimer • Privacy & Security Policy • Accessibility
125 East 11th Street • Austin, Texas 78701
125 East 11th Street • Austin, Texas 78701