... gauge, galvanized steel Universal mounting holes, pre-punched 7/16” Square shape provides superior wind load capabilities and inhibits warping ... MUTCD Standards Dimensions: Uprights - 1.75" x 1.75" x 60", Feet - 2" x 2" x 60", Riser-2” x 2” x 6” Construction barricades can be purchased as ... polymer topcoatHoles7/16" holes on 1"centers Cross section1.50" × 1.50", 1.75", 2.00", 2.25",and 2.50" × 2.50" ...