AASHTO R 21 : 1996 (R2019)
Current
The latest, up-to-date edition.
DRILLING FOR SUBSURFACE INVESTIGATIONS-UNEXPECTEDLY ENCOUNTERING SUSPECTED HAZARDOUS MATERIAL
Hardcopy , PDF
English
01-01-2019
Important note : Users cannot be edited or removed once added to your Multi user PDF.
1. SCOPE
2. REFERENCED DOCUMENTS
3. SIGNIFICANCE AND USE
4. HAZARDOUS MATERIAL IDENTIFICATION
5. MINIMIZING CONTAMINATION RISK
6. PROCEDURE
7. KEYWORDS
Pertains to help protect drillers in the event they unexpectedly Encounter suspected hazardous materials while performing subsurface investigations.
| DevelopmentNote |
Included in AASHTO HM. (09/2013)
|
| DocumentType |
Standard
|
| Pages |
3
|
| ProductNote |
Reconfirmed 2015
|
| PublisherName |
American Association of State Highway and Transportation Officials
|
| Status |
Current
|
| Supersedes |
| AASHTO R 13 : 2012 | PRACTICE FOR CONDUCTING GEOTECHNICAL SUBSURFACE INVESTIGATIONS |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.