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Plan Check Management
Early Access
THOOM

Plan check. Handled. Full stop.

AI-powered plan check comment management for fire protection engineers. Upload any AHJ's PDF, get every comment extracted, categorized, and draft-responded — code-cited, jurisdiction-aware, engineer-approved.

THOOMCosta Mesa Mixed-UseFA1.2 — Fire Alarm PlanFA1.2 · Pg 12 / 28FA1.2ROOM 215FIRE CTRL ROOMEXIST.FACP(NEW)→ E2.4→ E2.511AI · READING #11Provide as-built drawingsfor FA panel relocationin Room 215...COMMENTS · 23· 4 NEWNEWPg 4 · #72h agoVerify door rating at exit corridor —UL listing required for 90-minassembly per CBC §716.1.2.Door Schedule · AHJ: Costa Mesa FDDRAFTPg 12 · #11AI1d agoProvide as-built drawings for firealarm panel relocation in Room 215.Coordinate with EE for circuit routingon Sheets E2.4 and E2.5.Fire Alarm · Drafted by D.T.FINALPg 18 · #33d agoConfirm sprinkler density for S-1storage — 0.20 gpm/sq ft perNFPA 13 §11.2.3.2.Sprinkler · Approved by D.T.RESPONSE· #11 Fire AlarmAI SUGGESTIONS · 3TIER 1 · 96% MATCHCFC §907.1.2Per CBC §907.1.2, fire alarm panelrelocations require updated as-builtsubmittals showing all circuitmodifications. Recommend providingredlined plans for E2.4 and E2.5...COPY TO DRAFTDISMISSTIER 2 · 78%NFPA 72Reference NFPA 72 §10.6.7 for testing...YOUR DRAFTEDITINGAs-built drawings for the FA panelrelocation will be provided as adeferred submittal per CBC §907.1.2,coordinated with EE for circuitrouting on Sheets E2.4 and E2.5.182 / 1000SAVE DRAFTFINALIZE
The Problem

Fire engineers spend 30–40% of project time on plan check iteration. Manually tracking comments across PDFs, writing code-cited responses, managing resubmittals. Not engineering — paperwork.

How It Works
01

Upload

Drop any AHJ’s plan check PDF. THOOM extracts every comment automatically.

02

Review

Comments are categorized, tagged by discipline, and mapped to code sections.

03

Respond

AI generates code-cited response drafts. You review, edit, approve.

04

Close

Finalized responses compile into a resubmittal package. Full audit trail.

Features

AI Comment Extraction

Automatically extract and categorize plan check comments from any AHJ’s PDF format.

Code-Cited Drafts

Response drafts cite actual code sections — IBC, CBC, IFC, NFPA — scoped to your jurisdiction.

Full Audit Trail

Every extraction, draft, edit, and approval is logged. Complete traceability.

Multi-AHJ Support

9 jurisdiction-aware code engines at launch. Each understands local amendments and requirements.

Frequently Asked Questions

Ready to try THOOM?

AI-powered plan check comment management for fire protection engineers.

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