THE Chevron-led $50 billion Gorgon LNG development continues to deliver huge side benefits for the Western Australian economy, with Spearwood-based trucking manufacturer Howard Porter winning the state's biggest ever order for semi-trailers.

THE Chevron-led $50 billion Gorgon LNG development continues to deliver huge side benefits for the Western Australian economy, with Spearwood-based trucking manufacturer Howard Porter winning the state's biggest ever order for semi-trailers.