
Guides
Part of Apartment EV charger sensitivity analysis: how one input change shifts a 2027 decision
How to compare apartment EV charger location scenarios before you commit
Apartment EV charger location scenarios guide for 2027 helps teams compare proposed areas, source limits, and open conditions without treating a sketch as final.
What to take away
- Give every candidate area its own card with the same fields, so no option gets a lighter review.
- Compare source quality and open questions, not how easy an area looks on a sketch.
- Name one party for each open questionproperty manager, board, electrical contractor or utility representative.
- Treat a map as planning input. Ownership, capacity, access and permits stay open until a dated source closes them.
- Keep superseded cards. A changed area becomes a new card with the reason written down.
Build one location card per area
One page per area. Same fields, same order. That is the method, and it is what makes two options comparable at all.
Location card fields
- Area nameexact parking, building, or level
- Sourcedated map, property record, or provider document
- Scenario purposeinquiry, concept comparison, or evidence request
- Known boundarywhat the source shows or excludes
- Open conditionquestion and responsible information owner
| Field | What goes in it |
|---|---|
| Area name | Exact garage level, row or stall range as written in the source |
| Source | Dated document: property record, as-built drawing, board minute, provider sketch |
| Purpose | Why the area is in the scenario: inquiry, comparison or evidence request |
| Known boundary | What the source expressly covers and expressly leaves out |
| Open condition | Unanswered question plus the party who owns it |
| Status | Proposed, reported, pending confirmation or removed |
An area with a clean drawing and no capacity answer is not further along than an area with vague boundaries and a confirmed service. The card has to show both.
Teams that record what the electrical service can carry before choosing a route ask sharper questions later, and the apartment EV charger capacity scenarios show what belongs in that field.
Example: a filled card for a two-level garage
Area name: Garage Level P2, stalls 40 to 52, west wall, as drawn on as-built sheet A-2. Source: As-built drawing dated 14 March 2023, held by the property manager. Purpose: Compare two possible service routes before an inquiry to the utility. Known boundary: Shows stall layout and one concrete pier. Does not show panel capacity or conduit runs. Open condition: Available capacity at the house panel. Owner: electrical contractor first, then the utility account representative. Status: Pending confirmation.
That card is enough to send one question and not enough to approve anything. It names the drawing, the date, the holder, and the single unknown that blocks progress.
A card only means something next to a fixed reference point. The apartment EV charger baseline scenario explains how to freeze current stalls, service size and parking counts before comparing areas.
Score the source, not the enthusiasm
Not every source deserves the same weight. Score each card on four points.
- Is it dated, and is the date written on the card?
- Does it name who produced it and in what role?
- Does it cover the exact area named, or only the building as a whole?
- Does it state its own limits, or does the card record them?
An undated sketch from a sales visit sits at the bottom. An as-built drawing held by the property manager sits higher. Neither one answers a capacity, ownership or permit question.
Name the party who owns each question
"Source owner" is too vague to be useful. Write the role that can actually answer, and the person where the property has one.
- Property managerproperty records, as-built drawings and stall assignments.
- Condo board or strata councilrule changes and owner limits.
- Electrical contractorpanel condition and service size.
- Utility account representativetransformer and service capacity, plus meter and submetering rules.
- Local building or accessibility officialpermit path and accessible stall rules.
Electrical and service capacity questions for the utility
Do this before any area is called preferred.
- Read the panel schedule and service size with the electrical contractor, then write both numbers on the card with the date.
- Ask the utility account representative what transformer and service capacity serves the building, and whether a load study or upgrade is needed.
- Ask who may own and read a submeter, and how a tenant's charging share would be billed. The Alternative Fuels Data Center keeps state billing and submetering summaries for rental property charging.
- Log the date, the person and the answer. An unanswered question stays open on the card.
The Department of Energy reports that charging effects on the grid are highly localized and depend on hourly load patterns. Its EV grid impact report is national context, not a reading of your building. Any new service or circuit work still has to meet the National Electrical Code that NFPA 70 sets out.
Capacity does not settle who pays. Allotted stalls, lease terms and board rules decide that, and they belong in a separate note. Board rules also decide who may install at all, which the owner consent guide walks through step by step.
Compare readiness, not preference
| Location outcome | Responsible next step |
|---|---|
| Source names the area and capacity is confirmed | Request a scope for that stated area |
| Boundary is unclear | Obtain the property record or a clarification |
| Service capacity unknown | Load review with the contractor, then the utility |
| Proposed area changes | New card, dated, with the reason recorded |
| Question falls outside the record | Route it to the party who owns it |
A ranking built on "this area looks easier" collapses the first time someone reads the panel. Rank cards by how many open questions remain.
Keep revisions and superseded options
When an area changes, keep the old card, date the new one, and write which source changed the picture. A revised as-built, a board minute or a provider letter can move an option from proposed to removed.
Approval words such as "approved location" belong only where a separate dated record supports that exact statement. Label every planning map as planning material. The approval record guide shows how to keep that trail separate from the comparison cards.







