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Welcome ToWelcome ToLong Span SteelLong Span Steel
SolutionsSolutions
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CMC is a Registered Provider with The American Institute of Architects
Continuing Education Systems. Credit earned on completion of this
program will e reported to CES Records for AIA memers. Certificates of
Completion for non!AIA memers availale on re"uest.
This program is registered with the AIA/CES for continuing
professional education. As such, it does not include content thatmay be deemed or construed to be an approval or endorsement by
the AIA of any material of construction or any method or manner of
handling, using, distributing, or dealing in any material or product.
uestions related to specific materials, methods, and services will
be addressed at the conclusion of this presentation.
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CMC Steel Group d/b/a CMC Steel Products 2!
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Learning Objectives:
Basic Advantages of steel
Green qualities of Steel
Introduce a fabrication metod Long span applications
!"posed structure
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The New AgeThe New Age
Of SteelOf Steel
!nerg# !$cient%urnaces &omputeri'ed
Automated%abrication
Improved
&ustom(acines
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(odern (ill)a* (aterials Operations
Sredder
Auto Scrap +iles
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!lectric arc furnace
,ses less tan - te energ#)equired for te Old +rocess
uses ./01223old steel 4)ec#cled5To ma6e ne* steel+roduces ALL )olled sapes used in
&onstruction
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Steel saves energy
!ac #ear te Steel industr# saves!noug energ# to po*er
17 million omes
(ore )ec#cling
Improved !$ciencies
8iger strengt materials
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Innovation
Indesign
loo6 at te e$cienciespossible b#
&astellating
steel beams
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8istor# of8istor# of
&astellated Beams&astellated Beams
&astellation is a
%abrication metod,sed to 9e"pandA standard sape
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8istor# of8istor# of
&astellated Beams&astellated Beams
&astellated beams *ere originall#
developed To improve e$cienc#during steel sortagesin te ,S and !urope;
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Castellation Process(Hexagonal Holes)
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Castellation Process(Hexagonal Holes)
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Smooth CutSmooth Cut
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Cellular Process(oun! Holes)
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Cellular Process(oun! Holes)
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&ellular %abrication&ellular %abrication
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CastellationCastellation
results in"results in"
A beam tat is
/23
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Tat can translateTo total structure
Weigt savings of=23 to /23Over traditional
construction
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!nvironmental!nvironmental
implicationsimplications
Less energ# to produce less steel
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!nvironmental!nvironmental
implicationsimplications
$ess energy to %ro!uce less steelLo*er transportation costs
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!nvironmental!nvironmental
implicationsimplications
$ess energy to %ro!uce less steel$ower trans%ortation costs
Less foundation impact
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!nvironmental!nvironmental
implicationsimplications
$ess energy to %ro!uce less steel$ower trans%ortation costs
$ess foun!ation im%actImproved >ibration &ontrol
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!nvironmental!nvironmental
implicationsimplications
$ess energy to %ro!uce less steel$ower trans%ortation costs
$ess foun!ation im%actImproved >ibration &ontrol
Opportunit# for environmentall#
friendl# design innovations
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&ambering&ambering
&amberedduring
production at
?O &OST?O &OST
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&reating Tapers&reating Tapers
B# cutting te *eb along a diagonal
a tapered section can be formed;
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Wat does tis doWat does tis do
forfor
@our project@our project
Lets &onsider:+ar6ing structuresO$ce buildings
Special construction!"posed structural steel
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C2 to D2 &lear0Span
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id i l
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)esidential)esidential
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St l Ad t
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Steel Advantages
Save =23 of te *eigt of *ide Eange
And /23 of te *eigt of concreteGain openness and ligt for securit#
Save =/3 to F/3 of initial cost
Lo*er long term maintenance costs
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O'ceO'ce
an!an!
Hos%italHos%ital
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+roject+roject
+role+role
Hruse Woods III+ortland O)
Wid %l % i
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Wide %lange %raming+lan
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(ecanical Services(ecanical ServicesT#pical construction requires
& t ll t d B % i
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&astellated Beam %raming+lan
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Going troug te structure can
)educe overall building eigt
(ecanical Services(ecanical Services
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+roject+roject
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+roject+roject
+role+role
International+lace
(empis T?8ad to meet ne* codes
and still maintain Eoor toEoor as designed 1J
#ears earlier *ene"terior granite *as
purcased;
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ulti$evel
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ulti$eveletail
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ulti$evel etail
(aintain lo* building volume
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iS ti
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SummationSummationLong Span
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Arcitecturall#Arcitecturall#!"posed Structural!"posed Structural
SteelSteel
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S!A&K)(S&A AESSGuidelines
< i & id ti
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8ealt &lub8ealt &lub
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8ealt &lub8ealt &lub
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,L )ated Assemblies,L )ated Assemblies
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)oof Assembl#:)oof Assembl#:
(embrane &eiling 4+==/5
1 - 8rs;
%loor Assembl#:%loor Assembl#:
&ementitious Spra#0on
4?D7J5%iber Spra#0on 4?7F15
,p to F 8rs;
,L )ated Assemblies,L )ated Assemblies
Intumescent +aintIntumescent +aint
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Intumescent +aintIntumescent +aint
,L Testing in +rogress,L Testing in +rogress
)!&A+)!&A+
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ST!!L sould be %irst &oice for aS,STAI?ABL! Structure
ST!!L is te Worlds most )ec#cled (aterialAnd as been tat *a# for
Over 1/2 @ears
&AST!LLATIO? Improves te !$cient,ses of ST!!L
CastellationCastellation
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CastellationCastellation
SummarySummary
*conomical for S%ans of +, feet an!-reater
e!uce Structure .eight
Save aterial Costs %lus *rection Costs
/tili0e O%enings for *P
*x%ose! Structure
?o &arge Assistance?o &arge Assistance
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?o &arge Assistance?o &arge Assistance
Conceptual
Designs
Preliminary
Pricing
D/B
Services
Final
Pricing
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