Gate Barrier Inspection And ServiceScope of Work: Visual Inspection Of gate Barrier. Look for signs of wear and tear, rust, or damage on the gate barrier Boom, hinges, and gate barrier structures. Check for loose bolts, nuts, and screws and and tighten them as needed. Lubricate all moving parts, including hinges, rollers and bearings. Spring Balancing. Ensure And Check All Wiring Connections Are Connected Properly. Ensure All Safety Features Photocells And Switches Are Working