![2021 International Tiny House Provisions: Code, Commentary and Standards for Design, Construction and Compliance - Chapter 4: Foundations - SECTION R405 FOUNDATION DRAINAGE 2021 International Tiny House Provisions: Code, Commentary and Standards for Design, Construction and Compliance - Chapter 4: Foundations - SECTION R405 FOUNDATION DRAINAGE](https://cdn-codes-pdf.iccsafe.org/bundles/document/new_document_images/3137/FigR405.1_2.jpg)
2021 International Tiny House Provisions: Code, Commentary and Standards for Design, Construction and Compliance - Chapter 4: Foundations - SECTION R405 FOUNDATION DRAINAGE
![Figure 3-5. Crawl Space Drainage: Crawl Space Below Grade with Dual Drains | Basement construction, Building foundation, Brick construction Figure 3-5. Crawl Space Drainage: Crawl Space Below Grade with Dual Drains | Basement construction, Building foundation, Brick construction](https://i.pinimg.com/originals/af/04/d0/af04d0e57b21a9ede8c6ed24fbc58215.png)
Figure 3-5. Crawl Space Drainage: Crawl Space Below Grade with Dual Drains | Basement construction, Building foundation, Brick construction
![2015 International Residential Code and Commentary Volume 1 (IRC) - Chapter 4: Foundations - R406.2 Concrete and masonry foundation waterproofing . 2015 International Residential Code and Commentary Volume 1 (IRC) - Chapter 4: Foundations - R406.2 Concrete and masonry foundation waterproofing .](https://cdn-codes-pdf.iccsafe.org/bundles/document/new_document_images/971/Fig_R406_2.jpg)
2015 International Residential Code and Commentary Volume 1 (IRC) - Chapter 4: Foundations - R406.2 Concrete and masonry foundation waterproofing .
![Building Sciences - Foundation Insulation — Mangan Group Architects - Residential and Commercial Architects - Takoma Park, MD Building Sciences - Foundation Insulation — Mangan Group Architects - Residential and Commercial Architects - Takoma Park, MD](https://images.squarespace-cdn.com/content/v1/53220da7e4b0a36f3b8099d9/1447095120292-VXWW2WBOI4LSKPX5YR3Z/image-asset.jpeg?format=1000w)