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Dock Door Utilization Calculator
Dock door utilization drives tenant economics and rent capacity.
Utilization %
0.3%
Daily truck capacity
1,280
Slack door-hours / day
440
How the math works
Capacity = doors × (hours × 60 / avg minutes). Utilization = trucks ÷ capacity.
40 × (16×60/30) = 1,280 truck capacity. 400 trucks / 1,280 = 31% utilization — under-utilized.
How to Use
- Enter dock doors.
- Enter operating hours per day.
- Enter avg loading time minutes.
- Enter trucks per day.
- Read utilization %.
Frequently Asked Questions
Why measure dock utilization?
High utilization = efficient operations + saturated capacity = rent capacity. Low utilization = excess docks = wasted CapEx. Ideal range: 65-80% during business hours. Above 85% = saturation causing scheduling bottlenecks. Below 50% = overbuilt. Tenant economics hinge on this — efficient tenants pay premium rent; inefficient tenants struggle to service rent.
Loading time drivers?
Automated pallet-handling: 15-25 min per truck. Manual pallet-jack: 35-60 min. Hand-load mix pallet + case: 60-90 min. Container (ocean): 45-90 min plus seal check. Refrigerated (cold chain): 30-60 min plus temperature check. Improving loading time is highest-ROI process improvement: 30% faster = 30% more capacity. Tech helps: RFID scanning, WMS-directed put-away, forklift telematics.
Operating hours?
Standard: 8-5 (9 hours) single shift. Most e-commerce last-mile: 6-22 (16 hours) double shift. Amazon 24/7: triple shift. Extended hours spread demand and boost utilization without new doors. Cost: overtime labor, night lighting, security. Tradeoff analysis essential. Some markets have noise/truck ordinances limiting overnight operation.
Capacity planning?
Model demand: trucks per month by type + seasonality + growth. Capacity per door = (operating hours × 60) ÷ avg loading time. Utilization = demand ÷ capacity. Plan for 70-75% target. Above 85%, add doors or extend hours. Below 55%, reduce doors or consolidate activities. Institutional operators run monthly utilization reports; amateurs don't measure and either under-build or over-build.
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