| TYPICAL WOOD PRODUCTS USE | PRESERVATIVE TREATED STRESS RATED JOISTS AND PLANKS FOR USE IN CRIBBING FOR BAILEY TYPE BRIDGES |
| SPECIES-GRADE AND GRADING ASSOCIATION | DOUGLAS FIR NO. 1 WEST COAST LUMBER INSPECTION BUREAU OR |
| DOUGLAS FIR NO. 1 WESTERN WOOD PRODUCTS ASSOCIATION OR |
| HEMLOCK, WESTERN NO. 1 WESTERN WOOD PRODUCTS ASSOCIATION OR |
| PINE, SOUTHERN NO. 1 SOUTHERN PINE INSPECTION BUREAU OR |
| REDWOOD NO. 1 REDWOOD INSPECTION SERVICE |
| THICKNESS-LOCATION AND MEASURING METHOD | 3.000 INCHES NOMINAL OVERALL SPECIFIED |
| WIDTH-LOCATION AND MEASURING METHOD | 12.000 INCHES NOMINAL OVERALL SPECIFIED |
| MEASURING METHOD AND LENGTH | 33.000 INCHES NOMINAL SPECIFIED |
| MOISTURE CONTENT RETENTION PERCENTAGE | 19.0 MAXIMUM |
| SURFACE CONDITION DEGREE | ROUGH-UNSANDED FULL LENGTH |
| TREATMENT TYPE | PRESERVATIVE, TT-W-571 |
| PRESERVATIVE SOLUTION TYPE | ACID COPPER CHROMATE OR |
| AMMONIACAL COPPER ARSENITE OR |
| CHROMATED COPPER ARSENATE, TYPE I, II OR III OR |
| PENTACHLOROPHENOL |
| SERVICE USAGE | LUMBER OR |
| FOR USE ABOVE GROUND |
| SPECIFICATION/STANDARD DATA | 81348-MM-L-751 GOVERNMENT SPECIFICATION |
| NONDEFINITIVE SPEC/STD DATA | III TABLE |
| SUPPLEMENTARY FEATURES | UNIT OF ISSUE-BF. SPECIAL PURPOSE ITEM |