walter p moore jan sports community 2007 scop …€¦ · jan 2007 walter p moore sports community...
TRANSCRIPT
JAN 2007
WALTER P MOORE
SPORTS COMMUNITY
of PRACTICE
Presentation
SCoP
ARKANSAS UNIVERSITY
RAZORBACK STADIUM
RENOVATION
RANDALL L. BRAUN, P.E.
MARCH 16, 2017
Randy Braun, P.E., Principal
Structural Engineer
Started June 1997 at Walter P Moore
Iowa State University ‘95, ‘97
20 Offices
600+ Staff
200+ Licensed Engineers
El Paso
Houston
Kansas City
Las Vegas
Los Angeles
Orlando
Panama City
Pune
San Francisco
Tampa
Atlanta
Austin
Calgary
Dallas
Durham
Toronto
Tulsa
Vancouver
Washington, D.C.
The Woodlands
We are a U.S.-based consulting engineering
firm providing a comprehensive suite of
high-quality services to discerning clients
throughout the world.
Services
Presentation Agenda
• Overall project discussion
• Structural systems overview
• Structural challenges
Retention System
Truss Design for Vibrations
South Scoreboard
RAZORBACK STADIUM RENOVATION
NEW NORTH ENDZONE
NEW SOUTH SCOREBOARD
STADIUM HISTORY
Opened 1938 13,500 seats
1947 +2500 Seats
1950 +5200 Seats, Press Box
1957 +5200 Seats
1965 +14,000 Seats
1975 Broyles Center
1985 + 10,000 Seats
2000 “NEZ Jumbotron”
2001 +21,000 Seats
Capacity Today 72,000 Seats
$150M Total Cost
232,000 SF
$150M Total Cost
232,000 SF
$150M Total Cost
232,000 SF
$150M Total Cost
232,000 SF
NORTH ENDZONE
BEFORE AFTER
NEW 6300 SF SCOREBOARD
4800 ADDITIONAL SEATS
360 DEGREE CONCOURSE
SOUTH SCOREBOARD
BEFORE AFTER
Design and Construction Team
TRILOGY
CONCRETE
Schedule
SD
DD
CD
12 Mos.
CONSTRUCTION
19 Mos.
Schedule Driver: Scoreboards open by 2017 season
8.5 months Demo - Operational
EXISTING STRUCTURE
EXISTING + NEW
STRUCTURE
NEW STRUCTURE ONLY
Roof:1 ½” Type B 20 Ga.
Galv. Roof Deck over LH
bar joists
Concourse 1’-2” total
thickness split slab
assembly
Drilled Piers 15-20’ deep
Scoreboard
Braced Frame
Elevated Floors: 4 ½” NWC
over 3” 20 Gage Comp Deck
over Steel Composite Beams
5” Slab on Grade
with Macrofibers
Precast Concrete lid
over “gap”
Structural System
Precast Seating
Units and Tubs over
Steel Truss Rakers
Hybrid Retention
System
Steel Braced Frames Steel Raker Trusses
Steel Plate Transfer Girders
RETENTION SYSTEM
RETENTION SYSTEM: BASIC SYSTEM
45
’-55
’ D
EE
P
PERMANENT
HYBRID TIED-
BACK SYSTEM
4’-6’ GAP
12” NLB CMU
10” PRECAST
CONCRETE
SLABS TO
GRADE BEAMS
2”-4” EJ
2”-4” EJ
~52,000 SQUARE FEET
RETENTION SYSTEM TYPES
PERMANENT
TIED-BACK
SOLDIER PILES AT
EXISTING
RETENTION SYSTEM TYPES
PERMANENT SOIL
NAIL WALL
NORTH RAZORBACK ROAD
– STATE HIGHWAY
RETENTION SYSTEM TYPES
HYBRID: MSE OVER
PERMANENT TIED BACK
SOLDER PILES
SEATING TRUSS DESIGN FOR VIBRATION
CLUB LEVEL RAKER TRUSSES
I Struct E AISC DG 11
VIBRATION DESIGN CRITERIA
Four ISE Performance Scenarios
respond to fan behavior and expectations
Scenario 3: 263 TONS OF STEEL
Scenario 4: 388 TONS OF STEEL
SOUTH SCOREBOARD – HOW BIG CAN IT BE?
DESIGNED FOR FUTURE SEATING
SOUTH SCOREBOARD – ANALYSIS
SOUTH SCOREBOARD SOUTH SCOREBOARD – GLASS WALL HEAD ISSUE WIND
VERTICAL
DEFLECTIO
N
?’s
Randy Braun
CONSTRUCTION PROGRESS CAMERAS:
https://app.oxblue.com/open/universityofarkansas
PROJECT INFORMATION:
http://arkansasrazorbacks.com/dwrrs/