The bridge team’s report came through with traffic noise behind it and no good news.
The westbound heavy-load restriction was still active. The support assembly had held steady since inspection. Engineering had not completed the scheduled repair, so the temporary limit remained in force. Passenger vehicles could cross. Buses could cross under spacing controls. Freight convoys and staged emergency equipment exceeded the volume the bridge could safely support under the evacuation plan.
Talia asked the operations supervisor to stay on the line while she checked the numbers against the model.
The transport representative pulled the evacuation sequence onto the main screen. Under the approved plan, three neighborhoods fed westbound in a staggered pattern before merging onto the bridge approach. The model assumed the bridge could absorb the second and third waves while freight shifted to its protected commercial window.
That assumption was gone.
Talia changed the bridge capacity field to the verified limit and reran the sequence.
The first wave still cleared.
The second slowed before the approach.
The third backed into two feeder roads used by emergency services.
She added the scheduled River District transfers. One ambulance route crossed the same feeder network forty minutes after the third wave began.
The conflict showed up immediately.
Talia enlarged the timeline so nobody had to take her word for it.
“If we run the approved sequence with the current restriction, the third wave blocks medical access before it reaches the bridge. We lose twenty-seven minutes of margin under the current model, and more if departure compliance is uneven.”
The transport representative leaned toward the screen and swore under his breath.
The senior civil servant looked at the model. “Can we certify the original plan with an operational note attached?”
Talia shook her head. “Not as written. The note would describe a failure we already know exists.”
Nobody spoke for several seconds.
The operations supervisor on the conference line confirmed the field team could support bus spacing and temporary lane control if Security released enough personnel. Talia added that capacity to the model. The lost freight capacity and shelter mismatch remained.
She pulled the auxiliary shelter back into the model and added its three hundred and eighty potential spaces. Then she moved one neighborhood’s departure earlier, before freight volume peaked, and delayed another neighborhood under a shelter-in-place contingency that required staged supplies.
The model improved.
Not enough.
She adjusted the medical-transfer timing next. Emergency services had already identified one transfer that could move thirty minutes earlier without compromising care. The second could not.
The third wave still brushed the same feeder roads, though the overlap dropped to nine minutes.
Talia looked at the department heads. “That’s the point where a traffic incident turns this from tight to unsafe.”
No one argued.
The senior civil servant moved his chair closer to the table. “What version can you stand behind?”
Talia brought up the temporary posture she had been assembling: earlier movement for one neighborhood, staged supplies for another, auxiliary shelter activation, adjusted ambulance timing, protected traffic control, and selective freight rescheduling.
“This one, if the three unresolved authorities are granted. It has less margin than I’d like. It has enough margin to function.”
She saved the revised model under a new temporary designation rather than overwriting the approved plan.
That mattered. If conditions changed again, everyone needed to know which assumptions belonged to which version.
The shelter office confirmed its staffing call was progressing. Logistics confirmed two companies had volunteered to shift freight without compensation. Security authority was still pending.
Talia updated the clocks beside each decision.
The review agenda remained open in a forgotten window behind the live model.
She closed it.
“We’re done reviewing,” she said. “We’re operating now.”
Around the table, people returned to their phones and assignments.
The revised posture existed. The authority to finish it did not.
The temporary posture existed on the screen. The next problem was making it survivable outside the model.
Talia opened a clean decision matrix and started with the alternate routes. The northern corridor still looked attractive if someone glanced only at distance. She refused to let the room do that.
She layered shelter arrivals onto the route map, then emergency medical access, then freight timing. The northern corridor fed two intake points already carrying evacuees from another zone. The hospital intersection sat in the middle of that flow. Any large reroute would force buses, ambulances, and commercial traffic into the same twenty-minute window.
The transport representative asked whether a staggered release could solve it.
Talia tested the idea. It reduced the peak, though not enough to protect the hospital approach if departure compliance slipped.
She shifted one neighborhood earlier instead. That helped the first half of the sequence and made the freight window worse.
She moved the freight block next. Two companies had volunteered flexibility, but the protected movements remained fixed until commerce authority intervened.
The model narrowed toward the same conclusion every time. No single workaround carried the load. The plan needed several smaller changes coordinated together.
Talia broke the temporary posture into components and assigned a tolerance range to each one. Earlier departure could move by ten minutes without breaking the shelter sequence. Auxiliary shelter activation needed staffing certainty before the first bus left. Emergency medical transfers had one adjustable slot and one fixed slot. Security lane control had to be in place before the second wave entered South Reach.
The senior civil servant watched her update the board. “You’re building failure margins.”
“I’m building room for people to be late, confused, or stuck behind a truck.”
He nodded.
Talia looked at the transport representative. “Run the northern alternate again with twelve minutes of departure variance.”
He did. The hospital approach turned red.
That ended the argument.
The shelter office called with a staffing complication. The auxiliary site could open only if two supervisors were reassigned from another facility. That facility would remain above minimum staffing, though its intake speed would slow.
Talia added the tradeoff instead of hiding it.
Next came freight. Dispatch confirmed that one protected convoy carried medical refrigeration equipment for a hospital supplier. Moving it later would create another health risk. The second protected movement carried industrial components with a contractual penalty for delay.
Talia left the medical freight in place and marked the industrial shipment for compensation review.
The logistics coordinator raised an eyebrow. “Commerce will love that.”
“They can dislike it after they see the alternative.”
She kept working.
The senior official pointed to the Security line. “Besides personnel, what authority do you need from them?”
“Control of the feeder roads before congestion starts. And a clear release condition. I don’t want emergency traffic control becoming the new normal because nobody closes the order.”
He added both items to the brief.
By then the temporary posture no longer looked like a clever reroute. It looked like what real emergency planning usually looked like: a chain of compromises with enough redundancy to keep one late bus from becoming a system failure.
Talia saved the matrix and pushed a simplified version to the department heads.
“Check your piece against this version only. If you find a contradiction, flag it now.”
People bent over screens and phones. The transport representative reran departure timing. Shelter staff checked staffing against intake. Emergency services confirmed the fixed transfer. Logistics marked the two freight exceptions.
No one produced another easy shortcut.
Talia preferred that.
She watched the live board fill with confirmations and one unresolved red block: authorization.
The plan had become workable.
Now someone with enough power had to accept the cost.
The authorization package stopped growing when Talia stopped letting it.
She opened a fresh page and moved only the decisions that required Regent authority. Everything else stayed with the departments already executing it.
The first item covered protected freight access. Two shipments had moved voluntarily. One medical shipment stayed fixed. One industrial shipment needed compensation authority if it was displaced.
The second item covered Security’s authority to control two feeder roads and release enough personnel before the next evacuation wave.
The third item covered resources. Opening the auxiliary shelter required supervisory staff moved from another facility and supplies staged earlier than the standing plan allowed.
Three decisions. Three consequences.
Talia added a timer beside each one.
The bridge restriction gave them the shortest margin. The shelter decision had a longer window, though staffing calls needed enough lead time to move people. Freight had the most commercial flexibility and the least tolerance for confusion once dispatch began.
“Get me whoever can authorize all three without sending this through separate chains.”
The senior civil servant checked the internal contact tree. The only fast route placed the three Regents together; delegated concurrence required three separate offices and more time than they had.
Talia pointed toward the active shelter clock. “Bring them here.”
He stepped away to make the call.
Talia used the time to strip unnecessary detail from the package. The full bridge inspection stayed in the attachment. The shelter staffing roster stayed with the shelter office. The freight contracts stayed with logistics. The Regents would see only what changed the decision.
A department head tried to add a paragraph explaining why the outdated route assumption had survived eleven days.
Talia moved it to the review notes.
“That matters later. Right now they need to know what happens if they approve, what happens if they refuse, and when the choice expires.”
The department head accepted the edit.
She added release conditions to each emergency measure. Traffic-control authority ended when the evacuation posture ended or the bridge restriction lifted. Auxiliary shelter staffing returned after the flood threat passed unless a separate order extended it. Freight compensation applied only to the identified shipment and only for the emergency window.
The senior civil servant returned while she was finishing the last line. He said all three Regents had been notified and staff were trying to get them there together.
Talia looked at the shelter timer. “Tell whoever manages their calendars that we have nineteen minutes before the auxiliary site loses its staffing window.”
He sent another message.
The shelter office confirmed the auxiliary site could be opened if the resource shift was approved within twenty minutes. Talia shortened the decision clock.
Security sent a preliminary note stating that the needed personnel were available, subject to command authorization. Talia attached the deployment map.
Logistics confirmed the industrial shipment’s penalty exposure. She added the number beside the freight option.
The package was ready.
Talia pushed the final version to the shared screen. Each decision fit inside one block. Each block carried the same structure: choice, operational effect, cost, expiration, consequence of delay.
The senior official read it and did not ask for another revision.
A staffer at the far end of the room raised a hand from his phone. “Regency staff wants to know whether this can wait for their scheduled coordination window.”
Talia checked the shelter timer. Sixteen minutes.
“No.”
The staffer relayed it and listened to the reply.
Less than a minute later, he looked toward the senior civil servant and lifted his phone.
The senior man read the incoming message, then turned to Talia. “They’re coming here.”
She nodded once and pulled up the active field board beside the authorization package.
Now the room had something useful to give them.