Heavy Civil & Construction Fleet Authority

Heavy Machinery Specs, Operating Costs & Diagnostics

Comprehensive technical specifications, hourly operating cost breakdowns ($/hour), hydraulic troubleshooting guides, and winter maintenance protocols for civil earthmoving equipment.

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Filter technical specs by machine class, operating weight, or fuel efficiency rating.

Featured Equipment Specs

Detailed technical data sheets and master topic hubs.

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Caterpillar 305 CR Mini Excavator

Cat 305 CR mini excavator specs: 45 hp class power, about 12,600 lb operating weight, 12 ft digging-depth class, compact-radius tail swing, and compact equipment cost planning notes.

Net HP 45 HP
Op Weight 12,688 lbs
Bucket / Blade 0.21 cu yd
Op Cost $34.00/hr
Tier 4 Final / Stage V View Technical Specs

Volvo EC220E Excavator

Volvo EC220E excavator specs: 173 hp class power, roughly 50,000-55,000 lb operating weight range, 22 ft digging-depth class, and 22-ton crawler excavator ownership notes.

Net HP 173 HP
Op Weight 52,300 lbs
Bucket / Blade 1.15 cu yd
Op Cost $76.00/hr

Komatsu WA320-8 Wheel Loader

Komatsu WA320-8 wheel loader specs: 165 hp class power, about 34,000-35,000 lb operating weight range, 3.0-4.2 yd3 bucket planning range, and mid-size loader cost notes.

Net HP 165 HP
Op Weight 34,500 lbs
Bucket / Blade 3.25 cu yd
Op Cost $67.00/hr

Volvo L90H Wheel Loader

Volvo L90H wheel loader specs: 184 hp class net power, about 32,000-38,000 lb operating weight range, 2.9-9.2 yd3 bucket range, and utility loader cost planning notes.

Net HP 184 HP
Op Weight 35,000 lbs
Bucket / Blade 3.25 cu yd
Op Cost $68.00/hr
Tier 4 Final / Stage V View Technical Specs

CASE 580 Super N WT Backhoe Loader

CASE 580 Super N WT backhoe loader specs: 110 hp class power, about 20,000 lb operating weight class, 18 ft backhoe digging-depth class, and utility fleet cost notes.

Net HP 110 HP
Op Weight 20,760 lbs
Bucket / Blade 1.25 cu yd
Op Cost $58.00/hr

Hitachi ZX350LC-7H Excavator

Hitachi ZX350LC-7H excavator specs: 271 hp class net power, about 78,600-81,400 lb operating weight, 30-ton-plus digging class, and configuration-sensitive bucket and reach values.

Net HP 271 HP
Op Weight 80,000 lbs
Bucket / Blade 2.30 cu yd
Op Cost $101.00/hr

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Core values identify the configuration basis and separate OEM specs from editorial cost estimates.

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Hubs answer comparison, troubleshooting, service interval, and buyer questions with internal links to deeper guides.

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Latest Fleet Technical Guides

Peer-reviewed maintenance, diagnostics, and cost analyses.

View All Maintenance Guides
Komatsu PC360LC-11 500-Hour Maintenance Checklist: CLSS Hydraulics, Fluids, Filters and Tracks representative field image
maintenance Excavators

Komatsu PC360LC-11 500-Hour Maintenance Checklist: CLSS Hydraulics, Fluids, Filters and Tracks

A Komatsu PC360LC-11 500-hour maintenance checklist for CLSS hydraulics, SAA6D114E-6 engine service, fuel water separation, cooling airflow, Komtrax notes, tracks, boom, arm, and work-order records.

Komatsu PC360LC-11 Hydraulic Power Loss Troubleshooting: CLSS Flow, Slow Boom, Heat and Pump Noise representative field image
troubleshooting Excavators

Komatsu PC360LC-11 Hydraulic Power Loss Troubleshooting: CLSS Flow, Slow Boom, Heat and Pump Noise

A PC360LC-11 hydraulic diagnostic workflow for CLSS flow complaints, slow boom or arm response, hot oil, pump noise, mode selection, attachment setup, travel power, and stop-work triggers.

Komatsu PC360LC-11 Operating Cost Per Hour: Fuel Burn, DEF, Tracks, Maintenance and Ownership representative field image
operating costs Excavators

Komatsu PC360LC-11 Operating Cost Per Hour: Fuel Burn, DEF, Tracks, Maintenance and Ownership

Komatsu PC360LC-11 cost per hour guide using fuel burn, diesel price, DEF, 500-hour maintenance, undercarriage reserve, utilization, dealer support, depreciation, and ownership assumptions.

Komatsu PC360LC-11 vs Cat 336: 36-Ton Excavator Specs, Fuel Burn and Ownership Comparison representative field image
compare Excavators

Komatsu PC360LC-11 vs Cat 336: 36-Ton Excavator Specs, Fuel Burn and Ownership Comparison

Compare Komatsu PC360LC-11 vs Cat 336 from a fleet-buyer view: horsepower, operating weight, dig depth, bucket range, fuel burn estimate, dealer support, telematics, and ownership cost.

Komatsu PC360LC-11 Seasonal Maintenance Guide: Winter Diesel, DEF, Cooling Airflow and Storage representative field image
seasonal Excavators

Komatsu PC360LC-11 Seasonal Maintenance Guide: Winter Diesel, DEF, Cooling Airflow and Storage

A Komatsu PC360LC-11 seasonal maintenance guide for winter diesel, DEF, batteries, CLSS hydraulic warm-up, summer cooling airflow, dusty jobs, storage, and return-to-service checks.

Bulldozer Blade Types and Selection Guide: S-Blade, SU-Blade, U-Blade, PAT and VPAT representative field image
compare Bulldozers

Bulldozer Blade Types and Selection Guide: S-Blade, SU-Blade, U-Blade, PAT and VPAT

Choose a bulldozer blade by material, finish grade, push distance, machine size, ground pressure, blade capacity, cutting edge wear, visibility, and production target.

Interactive Engineering Tools

Heavy Equipment Operating & Fuel Cost Calculator

Calculate exact hourly operating cost ($/hour), fuel consumption rates (GPH), oil sampling reserves, and annual fleet expenditure based on engine load factor and local diesel prices.