AI-Powered Document Search

Search Your Spec Books in Seconds

Full-text AI search engine built for construction professionals. Upload your PDFs, ask questions in plain English, get answers with source citations.

22 features  ·  100% private  ·  Zero cloud dependency

Start for Free See Features
22+
Built-in Features
7
AI Analysis Types per Section
2,000+
Pages per Document Supported
100%
Private — Your Data Stays Yours

What Is CivilsTools?

A web platform that indexes your construction documents and enables AI-driven search, analysis, and comparison — all on your own server.

🔍  Hybrid Search
Keyword + semantic AI search combined for maximum recall
💬  AI Q&A
Natural language questions with source-cited answers
📊  Spec Insights
7 AI analysis types per CSI section — pre-analyzed in background
📝  Smart Notes
Persistent highlights & labels that survive sessions
📁  CSI MasterFormat
Auto-detected section tree organized by Division 00–39
↔️  Spec Comparison
Side-by-side version diffs with AI-clustered change summary
📤  Export Results
PDF, CSV, and Markdown export of search results
📋  Saved Packs
Reusable search packs across your team
🔗  Cross-References
Scan any PDF for 7 cross-reference types with context
📊  Table Extraction
Extract and browse tables from any document
🔊  Text-to-Speech
Read results aloud in-browser — hands-free on site
🎙️  Voice Search
Speak your search query instead of typing
⌨️  Keyboard Shortcuts
9 shortcuts for fast navigation without the mouse
🌙  Dark / Light Theme
Smooth animated toggle — easy on the eyes in the field
📂  Drag & Drop
Drop PDFs anywhere on the page to upload instantly
📈  Indexing Progress
Animated real-time progress for every document upload

🔍 Hybrid Search

Combines keyword search with AI semantic understanding — so you find results even when your words don't exactly match the document text.

  • AI-powered semantic search + keyword match
  • Intelligent result reranking for precision
  • Relevance scores per result
  • Source page numbers on every result
  • Keyboard navigation for fast browsing
Searchable PDFs
structural concrete requirements
Search
47 results found
ACI_318_Structural_Concrete.pdf 97%
AI Reranked...structural concrete requirements shall conform to ACI 318...
Spec_Section_03_Cons.pdf 92%
...all concrete materials and structural requirements shall meet Division 03...

💬 AI Question & Answer

Ask natural language questions — get precise answers with source citations pulled directly from your documents.

  • Natural language questions
  • Source-cited answers with page numbers
  • Clickable source chips to jump to content
  • Confidence scores per answer
  • Related question suggestions
  • Persistent conversation history
Q&A
What are the minimum concrete cover requirements?
Ask →
💡 AI ANSWER
The minimum concrete cover for cast-in-place slabs exposed to weather is 2 inches, per Section 03 30 00 Part 2.2 and ACI 318 Table 20.6.1.1.
Spec_Section_03_Cons.pdf · p.52   ACI_318.pdf · p.201

📊 Spec Insights — AI Analysis

Seven AI-powered analysis reports generated per document section — pre-analyzed in the background so results appear instantly.

  • 📋 Overview — Scope & materials
  • 💰 Cost Watch — Pricing trends & flags
  • 📦 Submittals — Material approvals
  • 🔍 Inspections — Quality checks & hold points
  • 📚 Standards — Applicable codes
  • 🗓️ Schedule — Timeline items
  • 🚩 Red Flags — Compliance gaps
Spec Insights
Section 03 30 00 — Cast-in-Place Concrete
📋 Overview
Scope: Cast-in-place concrete for structural elements including slabs, walls, footings.
Standards: ACI 318-19, ASTM C150, ASTM C33.
🚩 Red Flags
Missing admixture requirements for freeze-thaw exposure (Section F5.2)
Test frequency reduced — non-compliant with ACI

↔️ Spec Comparison

Side-by-side version diff — see exactly what changed between two revisions of any document.

  • Pick v1 (older) and v2 (newer)
  • 4 change types: Added, Deleted, Modified, Renumbered
  • Severity: High, Medium, Low
  • Character-level inline diff
  • AI clustering of related changes
  • Comparison history — reopen past diffs
Spec Comparison — RevB vs RevC
MODIFIED · Section 03 30 00
Concrete compressive strength shall be 3000 psi at 28 days
Concrete compressive strength shall be 4000 psi at 28 days
ADDED · Page 16
All concrete placements above grade shall include air-entraining agents per ASTM C260

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