Jefferson Chamber of Commerce R.J. TRICON COMPANY Share: Industrial Equipment / Supplies R.J. TRICON COMPANY Visit Website 908 Shrewsbury Rd. Jefferson, LA 70121 (504) 836-0573 Facebook Hours: 7 am - 4 pm, Monday through Friday About Map About Conveyors, all types, design, sales, components, repairs Directions 3 blocks off of Jefferson Hwy, near Causeway. What's Nearby? Distance: 5 10 15 20 25 50 mi.