Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 315D L is a hydraulic excavator in Caterpillar's 15-ton class, designed for general earthmoving, utility work, site preparation, and material handling. The "L" designation indicates a long undercarriage for improved stability and ground contact. The 315D L is typically equipped with a fuel-efficient Cat diesel engine, hydraulic system, enclosed cab, and a boom and stick configuration suited to digging, trenching, and loading applications. Common attachments include buckets, hydraulic thumbs, and auxiliary tools. It is used in construction, landscaping, roadwork, and municipal projects where maneuverability, reach, and dependable digging performance are required.