| Key Bridge Rebuild – April 2026: GMP Failure, Design Freeze, and Re‑Procurement |
Maryland’s April 2026 decision to off‑ramp Kiewit from Phase 2 of the Francis Scott Key Bridge replacement represents a predictable but significant turning point in the project’s procurement sequence. The state had been using a Progressive Design‑Build (PDB) structure, which is built around a two‑stage process: early engineering and investigations in Phase 1, followed by negotiation of a Guaranteed Maximum Price (GMP) for Phase 2, which covers final design and full construction. The entire model depends on reaching a mutually acceptable GMP. When that negotiation fails, the contract is designed to stop at the end of Phase 1, with the owner retaining all preliminary work and re‑procuring the remainder. That is exactly what occurred here. Kiewit advanced the design only far enough to support the GMP discussion, producing conceptual and preliminary engineering, geotechnical characterization, and the temporary‑works plans used for salvage and debris‑removal operations. None of this approached a full design package, because under PDB the design does not progress to that level until the GMP is set. Once Maryland rejected the proposed price and invoked the off‑ramp clause, the design froze at its early stage and Kiewit’s role ended.
The failed GMP negotiation is the central reason for the transition. Maryland’s revised estimate for the replacement structure was in the $4.3–$5.2 billion range, but Kiewit’s Phase 2 proposal came in well above even the upper bound. Signals point to something above the $6 billion range. The divergence reflected a combination of contractor risk pricing, uncertainties in foundation conditions, escalation in steel and concrete markets, and the inherent complexity of long‑span in‑water construction under compressed schedules. Progressive Design‑Build is intended to surface these issues early, before the owner is locked into a price. The GMP is the point at which scope, cost, and risk allocation become binding. If the contractor’s risk posture or cost model diverges too far from the owner’s expectations, the off‑ramp exists to prevent the project from being locked into an unfavorable structure. Maryland determined that the proposed GMP was not acceptable, and because the GMP defines the entire financial and contractual baseline for Phase 2, the state could not proceed. FHWA concurrence is also required for Emergency Relief eligibility, and because the GMP was never accepted, the federal side never validated any cost. As a result, there is no agreed‑upon price, no federal concurrence, and no final funding package. The project remains in a pre‑GMP state, with all financial modeling effectively reset.
The design implications follow directly from the contract structure. Kiewit’s work stops immediately, and the design remains at the conceptual and preliminary level. The state owns all Phase 1 deliverables, including the geotechnical data, early structural concepts, and temporary‑works documentation, but none of this constitutes a final design. The next contractor will review the partial work, validate or revise the assumptions, and carry the design through final engineering. Depending on the new team’s methods and risk posture, the final structure may differ significantly from the early concepts. Progressive Design‑Build is intentionally flexible at this stage; the early design is not a commitment but a starting point. Because the design was not mature, the NEPA process remains flexible, and no re‑scoping is required. Permitting coordination with USACE and USCG continues on its existing track, unaffected by the contractor transition. The off‑ramp does not alter the navigation envelope discussions, the dredging schedule, or the temporary channel governance. Those elements are tied to salvage and maritime operations, not to the permanent replacement procurement.
The cost structure also resets. Without an accepted GMP, there is no binding construction cost, no federal validation, and no locked‑in state match. The standard ER permanent repair cost‑share of 90 percent federal and 10 percent state remains in place, but the actual dollar amounts will not be known until a new GMP is negotiated. The new contractor will bring its own risk pricing, supply‑chain assumptions, and construction sequencing, which may produce a materially different cost model from Kiewit’s proposal. FHWA’s concurrence process will restart once the new GMP is developed. The federal side will evaluate cost reasonableness, risk allocation, domestic‑content compliance, and schedule feasibility before issuing concurrence. Until that occurs, the project has no financial baseline. Maryland’s earlier cost estimate remains a planning figure, not a validated number.
The schedule implications are straightforward. The off‑ramp introduces a pause in design progression and requires Maryland to re‑procure Phase 2. The state will issue a new solicitation, shortlist teams, evaluate technical proposals, and negotiate a new GMP. This process typically requires several months. Because no GMP exists, no construction start date can be set, and the final schedule will depend on the new contractor’s approach, the risk allocation, and federal concurrence timing. The off‑ramp does not affect salvage operations, channel restoration, or maritime safety measures. Those activities continue on their existing timelines and are governed by separate contracts and authorities. The transition affects only the permanent replacement structure.
From a governance standpoint, the off‑ramp is a procedural reset, not a setback in the emergency response. Progressive Design‑Build is structured to allow the owner to exit if the GMP negotiation fails, and Maryland’s action is consistent with that framework. The state retains all Phase 1 deliverables and can incorporate them into the new procurement. The next contractor will have the benefit of the geotechnical data, the preliminary engineering, and the temporary‑works experience, but will not be bound by Kiewit’s design assumptions. The new team will develop the final structural system, foundation design, and construction sequencing. The federal oversight process will resume once the new GMP is proposed.
In summary, Maryland’s decision to off‑ramp Kiewit is a standard outcome within the Progressive Design‑Build framework when GMP negotiations fail. The design remains at an early stage, no cost has been accepted, and the project now transitions to a new contractor who will carry the design through final engineering and negotiate a new GMP. The emergency response and navigation recovery remain on track. The permanent replacement project simply resets its procurement and cost‑validation cycle, preserving the state’s ability to secure a scope, price, and risk structure that meets federal requirements and long‑term operational needs.
Given the scale of the cost overrun and the collapse of the GMP negotiation, there is no credible basis for assuming that a second procurement will yield a materially lower price. Any qualified contractor will face the same geotechnical uncertainties, navigational‑risk exposure, schedule compression, and federal compliance requirements that drove Kiewit’s number upward. Without a fundamental reset of scope and risk allocation, the state is unlikely to receive a bid that fits within its funding envelope. At this point, the only technically defensible path is a return to a full NEPA EIS with a genuine alternatives analysis -- including all feasible structural, alignment, and operational options. Until that occurs, the replacement project as currently conceived is effectively non‑viable.
Sources
WBAL – Officials drop firm selected to complete first
phase of Key Bridge rebuild
Primary news report on today’s action.
https://www.wbaltv.com/article/key-bridge-rebuild-officials-drop-kiewit-after-phase-1/71153707
Maryland DOT – Key Bridge Response & Recovery (official project page)
State’s authoritative repository for contracts, updates, and
procurement notices.
https://mdot.maryland.gov/keybridge
FHWA Emergency Relief Program Manual (23 U.S.C. §125)
Defines 100% eligibility window, 90/10 permanent repair cost‑share, and
concurrence requirements.
https://www.fhwa.dot.gov/programadmin/erelief.cfm
FHWA – Emergency Relief Fact Sheet
Concise explanation of ER categories, funding rules, and permanent
repair eligibility.
https://www.fhwa.dot.gov/programadmin/erfap2013.cfm
USACE – Baltimore District Key Bridge Unified Command Updates
Official status of salvage, channel restoration, and temporary‑works
operations.
https://www.nab.usace.army.mil/KeyBridge
USCG – Temporary Final Rule & Safety Zone Notices (Key Bridge)
Defines navigation restrictions, safety zones, and maritime governance
during salvage.
https://www.regulations.gov (search:
“Key Bridge Safety Zone”
Defines navigation restrictions, safety zones, and maritime governance during
salvage.
https://www.regulations.gov (search:
“Key Bridge Safety Zone”)
NTSB – Key Bridge Investigation Docket
Authoritative source for causal analysis, structural failure modeling,
and timeline reconstruction.
https://www.ntsb.gov (search: “Key Bridge”)
Maryland Board of Public Works – Contract Actions & PDB Documentation
Official records of contract awards, amendments, and PDB structure for
Phase 1.
https://bpw.maryland.gov/Pages/meetingmaterials.aspx
AASHTO – Guide for Design‑Build Procurement
Industry‑standard explanation of Progressive Design‑Build, GMP
negotiation, and off‑ramp mechanisms.
https://www.transportation.org
(search: “AASHTO Design‑Build Guide”)
MARAD – Port Infrastructure & Supply Chain Impact Guidance
Context for port‑related economic impacts and federal support programs.
https://www.maritime.dot.gov/grants
Legend
MDTA -
Maryland Transportation Authority
NTP - Notice to Proceed
CNTP - Construction Notice to Proceed
FHWA - Federal Highway Administration
GMP - Guaranteed Maximum Price
PDB - Progressive Design-Build
USCG - U.S. Coast Guard
USACE - U.S. Army Corps of Engineers
EIS - Environmental Impact Statement
NEPA - National Environmental Policy Act
_________________________________________________________________________________
Roads to the Future articles:
Baltimore Outer Harbor Crossing Replacement Proposal
Francis Scott Key Bridge (Outer Harbor Crossing)
Copyright © 2026 by Scott Kozel. All rights reserved. Reproduction, reuse,
or distribution without permission is prohibited.
By Scott M. Kozel, Roads to the Future
(Created 4-29-2026)