SS-ISO 23431:2021
Current
Current
The latest, up-to-date edition.
Outdoor air - Measurement of air quality in road tunnels
Published date
12-04-2021
Publisher
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This document describes methods for determining air speed and flow direction, CO, NO and NO2 concentrations and visibility in road tunnels using direct-reading instruments.
| Committee |
TC 146
|
| DocumentType |
Standard
|
| ProductNote |
This standard also refers to - ISO 6145
|
| PublisherName |
Standardiserings-Kommissionen I Sverige
|
| Status |
Current
|
| Standards | Relationship |
| ISO 23431:2021 | Identical |
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