Can I install new architectural shingles right over my existing old layer to save on dumpster rental and labor costs, or is that a terrible idea?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Can I install new architectural shingles right over my existing old layer to save on dumpster rental and labor costs, or is that a terrible idea?
2 real searches · 1 real-search pass
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 2 queries…
Searches and sources
ChatGPT2 real searches · gpt-6
2026 Illinois residential roofing code asphalt shingles roof covering overlay maximum layers existing roof code Google ↗
architectural shingles install over existing asphalt shingles manufacturer instructions roof overlay drawbacks Google ↗
- Asphalt Roofing Manufacturers Association · asphaltroofing.org
- If existing asphalt shingles are the interlocking type, the size and shape of the shingles may result in an uneven surface. If a smoother base surface is desired, remove the old shingles and prepare the deck accordingly. · asphaltroofing.org
- Technical Advisory Bulletin · gaf.com
- Mastering Roof Inspections: Asphalt Composition Shingles, Part 28 · nachi.org
- Asphalt Shingle Reroofing: Replacement vs. Recover · asphaltroofing.org
- Illinois Codes FAQ · cdb.illinois.gov
- Residential Roofing Replacement · wheelingil.gov
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
2026 Illinois residential roofing code asphalt shingles roof covering overlay maximum layers existing roof code OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
architectural shingles install over existing asphalt shingles manufacturer instructions roof overlay drawbacks OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |