Trinity Industries - Trinity Businesses - Construction Products Group About Us Trinity Businesses Investor Relations Jobs Contact Us Home For more information about Trinity's... construction products businesses, please visit: > energyabsorption.com > highwayguardrail.com > transitmixconcrete.com > trinitymetalslaboratory.com Trinity s Construction Products..., as well as truck-mounted attenuators, flexible post delineators, and other related transportation products. Trinity Materials, Inc., a leading producer and distributor of aggregates...