Appendix BL — HEMP-LIME (HEMPCRETE) CONSTRUCTION
BL108 Referenced Standards — 2025 California Residential Code
California Residential Code (Title 24, Part 2.5) · 2025 edition · updated 2026-10-19 · California
CBSC: official editions, supplements and errata
Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Residential Code (Title 24, Part 2.5) § BL108 · Effective January 1, 2026 · Official source: Building Standards Commission
BL108.1 General.¶
See Table BL108.1 for standards that are referenced in various sections of this appendix. Standards are listed by the standard identification with the effective date, the standard title and the section or sections of this appendix that reference this standard.
TABLE BL108.1—REFERENCED STANDARDS
| STANDARD ACRONYM | STANDARD NAME | SECTIONS HEREIN REFERENCED |
|---|---|---|
| ASTM C5—10 | Standard Specification for Quicklime for Structural Purposes | BL104.3.5 |
| ASTM C141/C141M—14 | Standard Specification for Hydrated Hydraulic Lime for Structural Purposes | BL104.3.5 |
| ASTM C177—19 | Standard Test Method for Steady-State Heat Flux Measurements and Thermal Transmission Properties by Means of the Guarded-Hot-Plate Apparatus |
BL106.2 |
| ASTM C206—14 | Standard Specification for Finishing Hydrated Lime | BL104.3.5 |
| ASTM C518—21 | Transmission Properties by Means of the Heat Flow Meter Apparatus | BL106.2 |
| ASTM C1114—06(2019) | Standard Test Method for Steady-State Thermal Transmission Properties by Means of the Thin-Heater Apparatus |
BL106.2 |
| ASTM C1363—19 | Standard Test Method for Thermal Performance of Building Materials and Envelope Assemblies by Means of a Hot Box Apparatus |
BL106.2 |
| ASTM C1707—11 | Standard Specification for Pozzolanic Hydraulic LIme for Structural Purposes | BL104.3.5 |
| ASTM E84—21a | Standard Test Method for Surface Burning Characteristics of Building Materials | BL106.4 |
| ASTM E96/E96M—21 | Standard Test Methods for Water Vapor Transmission of Materials | BL104.1 |
| ASTM E119—20 | Standard Test Methods for Fire Tests of Building Construction and Materials | BL105.1 |
| ASTM E2392/ E2392M—10(2016) |
Standard Guide for Design of Earthen Wall Building Systems | BL104.3.6.1 |
| CEN EN 459—2015 | Building Lime—Part 1: Definitions, Specifications and Conformity Criteria; Part 2: Test Methods |
BL104.3.5 |
| UL 263—2011 | Fire Test of Building Construction and Materials—with Revisions through August 2021 |
BL105.1 |
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