Construction Equipment Guide
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The Caterpillar 312 is a hydraulic excavator in Caterpillar's compact to mid-size class, designed for general construction, utility work, site preparation, trenching, and material handling. It is typically equipped with a diesel engine, hydraulic boom and stick, and a standard excavator undercarriage for tracked mobility and stability on uneven ground. The 312 is known for balanced digging performance, transportability, and compatibility with a range of buckets and attachments. Depending on model year and configuration, specifications may vary by engine, operating weight, digging depth, and hydraulic flow. The Caterpillar 312 is commonly used in urban construction, landscaping, and infrastructure projects.