Sustainable Gaps LLC · Precon EngagementData as of 2026-08-10 · re-verify 2026-11-01

Transformational Approach

Long equipment queues can change project cost and schedule after a bid is complete. Adjust the reference project below to test the cost increase, schedule, and contingency assumptions — every output is a range traced to the Sustainable Gaps planning thesis's cited dataset. Select or focus a modeled result to inspect its basis and sources.

Read the planning thesisDataset v1.0.0 · SG-PFB-2026-08
Your project
$30M

$5M–$200M

45%

Engineered electrical gear as % of contract. Brief reference: 45%.

Distribution transformers0%
Power / substation transformers100%
Largest transformers (LPT/GSU)0%
Medium-voltage switchgear0%

Weights are normalized. The mix drives your queue length and contingency.

Later starts meet shorter projected queues [e] — and higher ratcheted prices.

5 MW
12 mo
Modeled cost increaseDERIVED[e]
$6.5M–$7.1M

+21.7–23.5% on your $30M by ~2030 delivery

Delivered totalDERIVED[e]
$36.5M–$37.1M

Priced today: $30M · queue 144 wks · energize mo 43+

Price of one deferred dayDERIVED[e]
$3K–$4K/day

What tomorrow's identical equipment order costs vs today's, while quotes hold 30–60 days

Recommended contingencyDERIVED[e]
$810K–$1.5M

2.7–5.0% of contract, per class mix & start year — released back if the risk clears

Bridge power exposureSOURCED
$12M–$14.4M

5 MW × 12 mo at $200–240K/MW-mo — priced option in precon, spot rental as a surprise

Idle overhead burnDERIVED[e]
$2.9M

Crews demobilized ~23 months between civil completion and gear arrival, at $125K/mo

Same costs, two arrival modes

Earlier planning allows the project team to compare, price, defer, or reject an option before schedule pressure narrows the available choices. These modeled ranges change with the project inputs and do not guarantee final cost or delivery.

Priced in precon, visible day one$800K–$1.5M
Late-stage change-order exposure$3.9M–$7.4M
Late-stage exposure + bridge power$15.9M–$21.8M
Conference room vs jobsite trailer

The brief's 24-month baseline against your inputs. Every bar that shifts right is an operating cost.

mo 0mo 12mo 24mo 36mo 48THE CONFERENCE ROOM · 24 MONTHSDesignProcure gearCivil & foundationsInstall & testEnergize · mo 24YOUR INPUTS · THE TRAILERDesignEquipment queue — 144 wksCivil & foundationsIdle — overhead burns $125K/moRe-mob · install · testEnergize · mo 43+Bridge power 5 MW
WorkEquipment queueIdle overheadEnergizeBridge power
How to read this page

SOURCED Traced directly to survey or index data.

DERIVED Computed from sourced history.

JUDGMENT SG professional call, re-checked quarterly.

[e] Estimate or forecast — assumptions stated, never presented as measured fact.

Every output is a range, never a point — the honest shape of a forecast. Select or focus any result for its computation note and numbered citations; the full source list is in Assumptions & sources. Dotted-underlined terms carry plain-English definitions.