M2
(800) 442-3674
RSIC used M suffixs (ex, 20M) to
(415) 381-1750
avoid confusion, which we will use.
Recent CRSI material uses this.
Intergraph AL, produces GIS software
that can run in metric. John Hacker
Metric rebar is made by a few
(205) 730-1705
producers, and others indicated they
will produce it. To assist US
Scott and Scott Systems WA, a prominent
firms, limit number of metric bars
electrical utility GIS software
to the fewest possible per job.
producer, offers DMS/G, which can
operate in a metric environment.
Several DOTs (MO TX VA) and other
Susan Varga (800) 325-1494
engineers, were concerned over lack
(206) 441-1804
of a metric bar for the No 4.
Our sources also indicate the Global
Canadians had significant discussion
Positioning Satellite (GPS) system is
on whether 12M should have been
already in metric.
added. Through the years, it was
decided to stay with the existing
Civil / Infrastructure
series.
We have had contact with many firms
Survey From an 8/93 survey of state
able to build infrastructure projects
rebar conversion and metric
in metric. (ex, waste water and water
activity, 19 DOTs had incorporated
treatment plants) We are placing this
metric bar into criteria (ex,
material in the next M1 version.
standard drawings and specs) or
would do so within 6 months. (AK AL
Civil / Reinforcement
CA DE FL IA IL KS KY LA MD MS NC OK
PA TX VA VT WA)
Availability of metric rebar will be
variable over the next 1-2 years.
Three states were not sure if it
Minimum orders vary significantly.
would be incorporated into criteria
within 6 months. 14 states said it
All projects shall now specify hard
would not be incorporated within the
metric rebar.
next 6 months. 14 states did not
respond.
Projects let to construction during low
supply periods shall, as a concession
Subsequent discussions have verified
to our friends in industry, utilize the
that many of the 6 month projections
rebar substitution developed by the
have been realized.
Reinforcing Steel Inst of Canada
(RSIC), until the formal CRSI system is
Size
Diam Area Size
Diam Area
issued, which we will immediately
(mm) (mm2)
(mm) (mm2)
adopt.
3
9.52
71
10M
11.3
100
Claim of lack of availability should be
4
12.70
129
15M
16.0
200
backed up by a comprehensive industry
5
15.87
200
20M
19.5
300
product search.
6
19.05
284
25M
25.2
500
7
22.22
387
30M
29.9
700
22
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