steel industry update - ftp.dot.state.tx.usftp.dot.state.tx.us/.../2018-0926/industry-update.pdf ·...
TRANSCRIPT
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1 l www.steelbridges.org National Steel Bridge Alliance
A Division of the American Institute of Steel Construction
Steel Industry Update
Director of Market Development
Jeff Carlson
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2 l www.steelbridges.org
Thursday, September 27th Baileson Brewery 2322 Bissonnet St., Houston Happy Hour sponsored by AISC/NSBA 6 – 9 PM Register for event here: https://www.aisc.org/why-steel/steelday/steelday-events/nsba-aisc-happy-hour/
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3 l www.steelbridges.org
Staff Updates
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4 l www.steelbridges.org
Staffing Updates
• New Roles – Chris Garrell: Chief Bridge Engineer – Jeff Carlson: Director of Market Development
• Retirement – Calvin Schrage retired September 15
• Staff Additions – Tony Peterson joins NSBA in central region – Jason Lloyd joins NSBA in west region
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5 l www.steelbridges.org
Regions
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6 l www.steelbridges.org
Pricing Estimates
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7 l www.steelbridges.org
Plate Material Prices
$0.00
$0.10
$0.20
$0.30
$0.40
$0.50
$0.60
$0.70
$0.80
$0.90
$1.00
2011 2012 2013 2014 2015 2016 2017
Historic Raw Material Costs - A709 Grade 50W 2 inches and less ($/lb)
January July December
2018
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8 l www.steelbridges.org
Steel In The News
75.0
85.0
95.0
105.0
115.0
125.0
135.0
2010 2011 2012 2013 2014 2015 2016 2017 2018
Relative Construction Producer Price Index
Steel (Indexed) All Construction Materials (Indexed) Concrete (Indexed)
Souce: US Bureau of Labor Statistics (St Louis Federal Reserve)
Average Annual Inflation Rates Since 2010: All Construction Materials =2.8%
Steel = 2.4% Prestressed Concrete = 2.9%
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9 l www.steelbridges.org
Historic Bridge Costs ($/lb)
ASTM A709 Grade 50 $1.64 ASTM A709 Grade 50W $1.30
ASTM A709 Grade 50W $1.12
ASTM A709 Grade 50 $1.04 ASTM A709 Grade 50W $0.99
ASTM A709 Grade 50 $1.50 ASTM A709 Grade 50W $1.16 Hybrid $1.00
ASTM A709 Grade 50 $1.20 ASTM A709 Grade 50W $1.16
ASTM A709 Grade 50 $1.67
ASTM A709 Grade 50 $2.20 ASTM A709 Grade 50W $1.33 ASTM A709 Grade 50W $1.25
ASTM A709 Grade 50W $1.21
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10 l www.steelbridges.org
Material Relative Cost
50CR
HPS 100W
HPS 70W
HPS 50W
50W
50
Base - 36
Relative Cost
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11 l www.steelbridges.org
Free Design Resources
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12 l www.steelbridges.org
Steel Superstructure Weight vs. Span
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50 75 100 125 150 175 200 225 250 275 300 325 350
Brid
ge W
eigh
t in
psf B
ridge
Dec
k (p
sf)
Span (ft)
Two Span - 9' to 11' Girder Spacing
95% Confidence Interval Trendline
Preliminary Estimate: 28 psf ± 4sf
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13 l www.steelbridges.org
LRFD Simon – AASHTO 8th Edition
• LRFD Simon – Latest Enhancements – 8th Edition AASHTO Specification
Support. – Input File Validation. – “Best Design” input file creation. – Updated User Documentation. – An Assortment of Bug Fixes.
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14 l www.steelbridges.org
LRFD Simon – AASHTO 8th Edition
New Version Available Now!
www.aisc.org/nsba/design-resources
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15 l www.steelbridges.org
Splice Design Aid
Go To: https://www.aisc.org/nsba/design-resources
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16 l www.steelbridges.org
• For example, you might have a bridge with this layout
Conceptual Studies
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17 l www.steelbridges.org
Conceptual Studies
• You would receive a detailed report including: – Comparison tables
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18 l www.steelbridges.org
Material Guidance
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19 l www.steelbridges.org
Structural Shape Availability
Gerdau Ameristeel Petersburg
Steel Dynamics Butler
Gerdau Ameristeel Beaumont
Nucor-Yamato Steel Blytheville
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20 l www.steelbridges.org
Structural Shape Availability • Wide Flange Availability Maximums
• Allow a plate girder alternative & show on bid documents.
Producer Maximum Depth (in) Length (ft)
Nucor-Yamato Steel 44
120* Gerdau Ameristeel 36
Steel Dynamics 36
* Maximum length for some beam sizes may be shorter.
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21 l www.steelbridges.org
Mill Plate Availability
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22 l www.steelbridges.org
• Plate Availability Maximums
• <= 3” thick plate will result in the best pricing
Mill Plate Availability – Grade 50
Producer Maximum
Thickness (in) Maximum Width
(in)
Arcelor-Mittal 4 162
Nucor Steel 4 136
SSAB 3 120
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23 l www.steelbridges.org
Mill Plate Availability – HPS70W
• Plate Availability Maximums
Producer Maximum
Thickness (in) Maximum Width
(in) Maximum Length
(in) Arcelor-Mittal (Q&T) 4 195 600
Arcelor-Mittal (TMCP) 1 3/8 120 1500
Nucor Steel (Q&T) 3 124 580
SSAB (TMCP) 2 103 1140
* Q&T: Quench and Tempered. ** TMCP: Thermomechanical Controlled Process.
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24 l www.steelbridges.org
White Papers & Publications
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25 l www.steelbridges.org
Design References
www.aisc.org/nsba/nsba-publications
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26 l www.steelbridges.org
Technical Resources
www.aisc.org/nsba/nsba-publications
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27 l www.steelbridges.org
Alerts & Upcoming Events
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28 l www.steelbridges.org
MSC Articles
• Have an idea for a great bridge article? – Submit it to www.aisc.org/bridgeideas
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Prize Bridge Awards
• 2020 Awards – Submissions open next summer
• Bridges must be open to traffic between May 1, 2017 and September 30, 2019.
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30 l www.steelbridges.org
2019 World Steel Bridge Symposium
• St. Louis – April 3 – 5, 2019 • DOT registration & travel
reimbursement is available
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31 l www.steelbridges.org
AASHTO/NSBA Collaboration
• Fall 2018 Meeting – October 8 – 10. – Austin, TX.
More Information:
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Bridges to Prosperity - Bolivia
Lurá
El Macho
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33 l www.steelbridges.org
Bridges to Prosperity - Bolivia
Lurá
El Macho
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34 l www.steelbridges.org
Thursday, September 27th Baileson Brewery 2322 Bissonnet St., Houston Happy Hour sponsored by AISC/NSBA 6 – 9 PM Register for event here: https://www.aisc.org/why-steel/steelday/steelday-events/nsba-aisc-happy-hour/
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35 l www.steelbridges.org
Thank you