Changes
Jump to navigation
Jump to search
← Older edit
Jar test
(view source)
Revision as of 15:57, 13 June 2018
12 bytes added
,
6 years ago
m
no edit summary
Line 8:
Line 8:
Apparatus:
Apparatus:
*A large wide-mouthed jar - glass or clear plastic are both fine
.
*A large wide-mouthed jar - glass or clear plastic are both fine
,
*Tap water, and
*Tap water, and
*The aggregate to be tested.
*The aggregate to be tested.
Method:
Method:
# Collect approximately 5 cm of material in the jar (or at least two complete layers of
40
mm clear stone),
# Collect approximately 5 cm of material in the jar (or at least two complete layers of
50
mm clear stone),
# Add water to around 3/4 full,
# Add water to around 3/4 full,
# Secure cap and shake,
# Secure cap and shake,
# Leave for at least 30 minutes and until the water is clear - plan to run the test overnight when possible,
# Leave for at least 30 minutes and until the water is clear - plan to run the test overnight when possible,
# Examine the layer of sediment - if > 3 mm has been washed from 5 cm of product,
reject
the material,
# Examine the layer of sediment - if > 3 mm has been washed from 5 cm of product, the material
should be rejected
,
Note that the sediment may collect on top of, or at the bottom of the construction material.
Note that the sediment may collect on top of, or at the bottom of the construction material.
Jenny Hill
Bureaucrats
,
Administrators
,
Widget editors
8,254
edits
Navigation menu
Personal tools
Log in
Namespaces
Page
Discussion
Variants
expanded
collapsed
Views
Read
View source
View history
More
expanded
collapsed
Search
Navigation
Home
Table of contents
All pages
Recent changes
Responses to comments
Tools
Special pages
Printable version