Sarah Jenkins, CEMP
Fleet Economics & Machinery Analyst
Certified Equipment Manager Specialist analyzing heavy construction equipment life cycles, operating cost economics, and fuel burn metrics.
Editorial Role
What Sarah Jenkins, CEMP Covers
Sarah Jenkins, CEMP contributes practical heavy equipment guidance focused on specs, maintenance intervals, diagnostic workflows, fleet operating costs, and model-to-model comparison decisions. Pages credited here are intended for equipment owners, fleet managers, mechanics, estimators, and buyers who need clear numbers before checking the final OEM manual or dealer documentation.
Technical pages are written to separate verified specification fields from editorial planning estimates such as fuel burn and hourly operating cost. Critical values such as lift capacity, transport dimensions, fluid specifications, torque values, and safety procedures should always be verified against the exact serial range and configuration.
Machine Coverage
Equipment Profiles Referenced by This Author
Published Technical Guides
Maintenance, diagnostics, fleet economics, and equipment comparison articles by Sarah Jenkins, CEMP.
Used Excavator Inspection Checklist Before Buying
A buyer-focused used excavator inspection checklist covering hours, serial plate, undercarriage, leaks, hydraulics, pins, bucket, engine, cooling system, service records, attachments, and test operation.
Komatsu PC200-11 Operating Cost Per Hour: Fuel Burn, Tracks, Maintenance and Ownership
Komatsu PC200-11 cost per hour guide using 5.1 gal/hr planning fuel burn, diesel price, tracks, 500-hour maintenance, bucket wear, repairs, utilization and resale assumptions.
Komatsu PC200-11 vs Cat 320: 20-Ton Excavator Specs, Fuel Burn and Ownership Comparison
Compare Komatsu PC200-11 vs Cat 320 from the PC200 buyer angle: regional spec checks, weight, horsepower, dig depth, bucket basis, fuel burn, dealer support and ownership cost.
Cat 950 GC Operating Cost Per Hour: Fuel Burn, Tires, Bucket Wear, Maintenance and Ownership
Cat 950 GC operating cost per hour guide for stockpiles, truck loading, aggregate yards and snow work using fuel burn, tires, bucket wear, maintenance, utilization, depreciation and ownership assumptions.
Cat 950 GC vs Volvo L120H: Wheel Loader Specs, Tipping Load, Bucket Match and Cost Comparison
Compare Cat 950 GC vs Volvo L120H wheel loaders by horsepower, operating weight, bucket capacity, full-turn tipping load, breakout force, fuel estimate, dealer support and fleet fit.
Heavy Equipment 500-Hour Maintenance Checklist for Mixed Fleets
A practical 500-hour preventive maintenance checklist for excavators, dozers, wheel loaders, and backhoes, with work-order documentation, fluid sampling, filters, grease, and inspection priorities.