Independent Cost Estimation (ICE) in Public and Private Project Delivery: Definitions, Statutory Frameworks, and Delivery-Method Comparisons

Sana Batarseh; Kenneth Sullivan; Rebecca Kassa; Jake Smithwick; Brian Lines
Published: December 29, 2025
Type: Research Paper
Topics: Alternative Project DeliveryEstimatingRisk Management

Practical Summary

Independent Cost Estimation is an important oversight tool for negotiated delivery methods (Design-Build, CM@R/CMGC, Progressive Design-Build) because owners cannot rely on bid competition alone to validate price. It is recommended to engage a qualified independent estimator early, set clear rules for information sharing and reconciliation, and use the ICE to make transparent budget and risk-allocation decisions without slowing collaboration or innovation.

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