All of our construction series traffic signs are manufactured to both federal and/or state specifications. We use premium grade alodine treated 0.080 gauge aluminum. Our construction traffic signs can be fabricated using 3M  Engineering Grade Prismatic (3040) Series, High-Intensity Prismatic (3930) Series, Diamond Grade (4090) Series, Florescent Diamond Grade (4080) Series, and Florescent Work Zone Sheeting (3924s) Series, Sheeting. We have available both encapsulated and prismatic sheeting.