Measured load study · NEC 220.87 · utility records

Your real demand, times 125%.

We turn twelve months of utility demand data into measured spare capacity under NEC 220.87. It routinely recovers capacity the calculation cannot see.

Engineering reportPage 1 of 12

Measured Load Study, Panel A

12-month utility record · NEC 220.87
12-mo peak × 125%
361.8 kVA
Spare capacity
207.3 kVA
Verdict · NEC 220.87

Yes. The service can take the new load.

Reviewed and sealed by a licensed Professional EngineerIn 3 days

The calculation guesses high. Your meter already knows.

Twelve months of utility demand records hold your real peak. NEC 220.87 lets that peak, times 125%, stand in for the envelope math. Delivered in 3 days.

  1. 01Send bills + drawings
  2. 02One-line rebuilt, every breaker mapped
  3. 03NEC 220.87 analysis
  4. 04A licensed engineer seals
  5. 05Permit package

When is this ideal for you.

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Adding load at the service level

A demand-metered account with twelve months of history. The measured peak routinely shows 30 to 60% more room than the calculation.

You were told you need an upgrade

Before funding a $40,000 service upgrade, check what the meter actually recorded.

Portfolio screening

Which of your twenty sites can take chargers without upgrades: utility data across all of them, one pass, no site visits.

Measured Load Study, NEC 220.87 | Wattif