pacific team
DESCRIPTION
For tomorrow may rain, so I’ll follow the sun. Pacific Team. Ajaya Malla UW Madison. Structural Engineers. Architect. Jeremy Tillman Stanford. Katie Walker Stanford. Joannie Rios UPR. Construction Managers. Owner. Erik Kneer. Josh Odelson Stanford. Magnus Hellsten KTH. - PowerPoint PPT PresentationTRANSCRIPT
Pacific Team For tomorrow may rain, so I’ll follow the sun.
A E C P a c i f i c T e a m 2006
Ajaya MallaUW Madison
Jeremy Tillman
StanfordKatie Walker
Stanford
Magnus Hellsten
KTH
Joannie Rios
UPR
Josh Odelson
Stanford
Construction Managers
ArchitectStructural Engineers
Owner
Erik Kneer
A E C P a c i f i c T e a m 2006
A E C P a c i f i c T e a m 2006
Team Vision
A E C P a c i f i c T e a m 2006
Team ProcessOwner
Construction Managers
ArchitectsEngineers
Solution
O
A
E
C
A E C P a c i f i c T e a m 2006
Site Information Project Details:
• University Building • Use: - Engineering School for Innovative Design
• Location: - San Francisco State University
• Construction in 2015
• $6.5 million Donation
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Site Location
NEXT TO LAKE MERCED
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Site Climate Information Mild Local Climate
Average Temp: - Mid- 40 deg
Precipitation: - 23 in rain/year
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Site Conditions • 18 degree Slope
Hazards:
• Earthquakes – Zone 4 ~ 1-2 miles away from San Andreas Fault• Landslides• Liquefaction
Lake Merced
BLVD.MAP OF
LIQUIFACTION & LANDSLIDE POTENITIAL
SITE SLOPE
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A E C P a c i f i c T e a m 2006
Site Master Plan
• Reflection Pond
• Bridge Building Entrance • Running/walking path to Lake - Platforms - Ramps - Stairs • Swale
• Natural Vegetation
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Innovative Financing
University Foundation•$6.5 million to use•Meet current needs
Build Parking Garage•Alleviates university parking problems•Parking fees back Revenue Bonds•Return rate of 6%
$8,415,000
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Schedule
Labs FinishedApril 30, 2016
Project Finish July 12, 2016
Site
Foundation
Interior Framing
Roof
MEP/Interior Finishes
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Site Access
SITE
Street improvement for South access
Re-route runningpath
BUS STOPS
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Site Layout
Material StorageSite officesSecurityWater/ElectricityWCParkingWaste containerEquipmentRecyle areaWorkshopWheel wash
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Slope Stability Solutions Control:
1. Ground water pressure
- Horizontal Drains
2. Storm-water run-off
- Swales3. Slope erosion
- Re-vegetation- Gabions
SWALE
GABIONS
CROSS-SECTION
A E C P a c i f i c T e a m 2006
17 Base Isolators
19
’-4
”
19
’-4
”
1
9’-
4”
1
9’-
2”
1
9’-
2”
1
9’-
2”
19’-4” 19’-4” 19’-4” 19’-2” 19’-2” 19’-2”
Foundation Options:
1. Base Isolation2. Foundation
On-Grade
Trade Off Analysis:
Base IsolationDesign RequirementsCost of Structure = $2,155,000
SAVE $580,000
Foundation On-GradeDesign RequirementsCost of Structure = $1,575,000
REQUIRES:
1. Higher Building Design Forces
- Larger Structural Members
- Ductile Connections
58’-0”
REQUIRES:
1. Second Basement
2. Flexible Utility Connections
58’-0”
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A E C P a c i f i c T e a m 2006
Foundation Solution Design:
• 12” Diameter Bored Pile• Concrete Grade Beams • 4” Concrete Slab On- Grade• Display Graphic for pile design
PILE CAP DETAIL
12 in
~ 40 ft
4 in
Pile Comparison:
• Bored - Cost = $9100/pile
• Driven - Cost = $6300/pile
A E C P a c i f i c T e a m 2006
Basement Floor Instructional Lab
Computer Lab
Seminar Rooms
Auditorium
Restroom
Storage
Balcony
116’-0”
116’-0”
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A E C P a c i f i c T e a m 2006
Basement• MEP Room
19
’-4
”
19
’-4
”
1
9’-
4”
1
9’-
2”
1
9’-
2”
1
9’-
2”
19’-4” 19’-4” 19’-4” 19’-2” 19’-2” 19’-2”
• Gravity System:
- Steel Columns and Beams - Retaining Walls
• Lateral System:
Moment Frame - Column: HSS 16x16 - Beam: W12x120
Shear Wall - Concrete - 12” wide
Shear Wall Core - Concrete - 12” wide
1
9’-
4”
19
’-4
”
1
9’-
4”
1
9’-
2”
1
9’-
2”
1
9’-
2”
19’-4” 19’-4” 19’-4” 19’-2” 19’-2” 19’-2”
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First Floor Small Classrooms
Large Classrooms
Administration
Storage
Restrooms
125’-0”
125’-0”
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First Floor
Wall Truss:
• Span Auditorium
• Transfer Load
• Architectural requirement1
9’-
4”
19
’-4
”
1
9’-
4”
19
’-2
”
1
9’-
2”
19
’-2
”19’-4” 19’-4” 19’-4” 19’-2” 19’-2” 19’-2”
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Wall Truss - Connection
Connection Detail:
• Gusset Plate• Pin Connection
19’-2”
12’-6”
58’-0”
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Wall Truss: Load Path
58’-0”
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Second FloorStudent offices
Faculty offices
Faculty Lounge
Restrooms
128’-0”
128’-0”
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Special Features:
1. Link Bridge2. Lateral System3. Core-wall Interface
Second Floor
13
’-6
1
9’-
4”
1
9’-
4”
1
9’-
4”
1
9’-
2”
1
9’-
2”
1
9’-
2”
19’-4” 19’-4” 19’-4” 19’-2” 19’-2” 19’-2” 13’-6
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Moment Frame Connection
Moment Frame •Double Moment Connection•Biaxial Bending•Use of HSS square tubular section•Pre-North Ridge approved connection
Full Penetration WeldShear
Tab
Bolt
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Second Floor
Link Bridge:
• Provides Diaphragm Action• Transfers Lateral Load to Shear Core• Shear Tab Connection to Girder
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Lateral System Load Path
Moment Frame
Link Bridge
Shear Wall Core
Load Transfer Girder
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Roof
128’-0”
128’-0”
Corrugated Metal
Glass
Solar Panels
Louvers
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Building Section
Interior Spaces
Open Space
Outside Space
128’-0”
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HVAC - Evolution
MECHANICAL SYSTEM
HYBRID SYSTEM
Supply
Return
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Roof Evolution
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Roof Evolution
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Roof Structural Evolution
58 ft
30 ft
Efficient Load Path
Shallow Depth
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ELLIPTICAL ROOF
(END TRUSS)
Roof Structural Evolution
ARCH TRUSS (WITH COLUMNS)
ELLIPTICAL TRUSS (VARIABLE DEPTH)
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Trade Off Analysis
Arch Beam(Option-1)
Curved Truss(Option-2) Comparison
Architecture
Shallow structure Column free spaceSmaller section
Open space highly desired (Option-2)
Structure Efficient Lateral load resisting mechanism
Deep truss required for stiffness
Arch is more efficient
Costing Weight – 20 kip/TrussMore bending More handling
Weight – 21.5 kip/TrussMore welding
Negligible difference
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Final Structural Design Key Structure
TOP CHORD (8.625 x 0.5 HSS)BOTTOM CHORD (8.625 x 0.375 HSS)DIAGONALS(7.5 x 0.375 HSS)GIRDER(W6x9 @ 6ft c/c)
58 ft
27 ft
3 ft
5.5 ft
Material Specification
Hollow SectionsASTM A500
Rolled open sectionASTM 529 (Gr 50 Steel)
Bolts & FastenersASTM A490
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A E C P a c i f i c T e a m 2006
Load Carrying Mechanism
Gravity Load
(Dead / Live)
58 ft
30 ft
97 ft
Dead Load – 35 psf
Live Load - 20 psf
DL – 2.2 in. (L/331)
LL – 0.97 in. (L/725)
------------------------
(DL+LL)= 3.1 in.(L/225)
A E C P a c i f i c T e a m 2006
Load Carrying Mechanism
Lateral Load
(Seismic / Wind)
Wind – 20psf
Seismic – 20% DL
30 ft
58 ft
97 ft
Lateral Drift (max)
1.5 in ( H / 240)
A E C P a c i f i c T e a m 2006
Transverse Direction Bracing Lateral Load: - 0.5” Dia. Bracing rod.
CONNECTION DETAIL
12.5 k
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Roof Connections - Conceptual TRUSS BASE
CONNECTION
-CONNECTS TO WIDE
FLANGE COLUMN
-PIN-TYPE DETAIL
3 ft
5.5 ft
A E C P a c i f i c T e a m 2006
Truss Construction (temporary) PREFABRICATED
C-CLAMP
BOLTS
SLOTTED ANGLE WELDED TO COLUMN
ADJUSTABLE COLUMN WITH ANGLED CUT
End Truss with Temporary Supports
A E C P a c i f i c T e a m 2006
2nd Floor Beam Completion
End Truss with Temporary Supports
Roof Construction
Center Truss Installation
TRUSS CHORD SPLICE (Detail
Below)
8.625 x 0.375” HSS
8.625 x 0.375” HSS
0.5” Round End Capping Plate
3/8” Single “V” Butt-Weld
TRUSS CHORD – SPLICE DETAIL
A E C P a c i f i c T e a m 2006
Roof ConnectionsDiagonal Truss Connection
8.625 x 0.5 HSS
(Diagonal truss chord)
0.5” thk capping plate
8.625 x 0.375 HSS (Parallel Truss chord)
3 nos. ½ in. dia (A490 bolts)
4”
0.75” thk end plate Welded to HSS
A E C P a c i f i c T e a m 2006
4D Construction
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Cost Comparison
Winter Concept
SUBSTRUCTURE1%
EXTERIOR CLOSURE22%
FOUNDATION7%SITEWORK
6%
EQUIPMENT0%
ELECTRICAL13%
ROOFING & WATERPROOFING
2%
CONVEYING SYSTEM
1% INTERIOR CONSTRUCTION
12%
SUPERSTRUCTURE17%
MECHANICAL19%
Spring Concept
EXTERIOR CLOSURE18%
SUBSTRUCTURE2%
FOUNDATION3%SITEWORK
6%
EQUIPMENT0%
ELECTRICAL16%
ROOFING & WATERPROOFING
2%
CONVEYING SYSTEM
1%
INTERIOR CONSTRUCTION
13%
SUPERSTRUCTURE24%
MECHANICAL15%
Cost Changes
•Superstructure + Increased Truss Steel
• Exterior Closure – Changed from glass to corrugated metal
• Mechanical costs + Under-estimated cost Natural ventilation
•Foundation – Overdesigned piles
• Overall building cost Lowered by $515,000
Finish July 12, 2016
$8,630,000
$8,115,000
$SSU Global Teamwork Center DATED 2/10/2005
ARCHITECT: Joannie Rios
TECHNOLOGY CONCEPT - COLUMNS Building Gross Square Footage 30,000 GSF
Item Description Quantity Unit Unit Price Sub Total Cost/Sf Comments
00 DEMOLITION N/A N/A Building Demolition n/a
01 FOUNDATION $277,250 $9.24
Concrete Piers 23 EA 11,000.00$ 253,000.00$ 8.43$ Piles, 200kip load
Pile Caps 5 CY 250.00$ 1,250.00$ 0.04$ Grade Beams 92 CY 250.00$ 23,000.00$ 0.77$ Structural Excavation Caps/ Grade Beams 110 CY 20.00$ 2,200.00$ 0.07$
02 SUBSTRUCTURE $110,600 $3.69Mass Excavation 1,490 CY 20.00$ 29,800.00$ 0.99$
Retaining Wall 2,600 SF 25.00$ 65,000.00$ 2.17$ 13' high wall,
pumpedSlab on Grade 9,600 SF 4.75$ 45,600.00$ 1.52$ 4" reinforced
03 SUPERSTRUCTURE $1,713,150 $57.11Structural Steel - Standard 235 TONS 4,000.00$ 940,000.00$ 31.33$ Structural Steel - Curved 107 TONS 4,500.00$ 481,500.00$ 16.05$ Concrete Fill over Metal Deck 24,100 SF 4.50$ 108,450.00$ 3.62$ Metal Deck 24,100 SF 2.00$ 48,200.00$ 1.61$ Fireproofing 300 TONS 200.00$ 60,000.00$ 2.00$ Misc. Steel & Metal Stair 1 LS 75,000.00$ 75,000.00$ 2.50$
04 EXTERIOR CLOSURE $1,477,000 $49.23Curved Curtainwall 20,100 SF 70.00$ 1,407,000.00$ 46.90$ Flat End Windows 1,000 SF 45.00$ 45,000.00$ 1.50$ Louvers 1,000 SF 25.00$ 25,000.00$ 0.83$
05 ROOFING & WATERPROOFING $120,000 $4.00Waterproofing 30,000 SF 1.00$ 30,000.00$ 1.00$ Flashing & Sheet Metal 30,000 SF 2.00$ 60,000.00$ 2.00$ Sealants and Caulking 30,000 SF 1.00$ 30,000.00$ 1.00$
06 INTERIOR CONSTRUCTION $954,000 $31.80Doors, Frames & Hardware 70 EA 1,500.00$ 105,000.00$ 3.50$ Wall, Floor, Ceiling Finishes 30,000 SF 25.00$ 750,000.00$ 25.00$ Atrium 1 EA 50,000.00$ 50,000.00$ 1.67$ Building Insulation 30,000 SF 0.50$ 15,000.00$ 0.50$ Miscellaneous Specialties 1 LS 15,000.00$ 15,000.00$ 0.50$ Toilet and Bath Accessories 9 EA 1,000.00$ 9,000.00$ 0.30$ Main Entrance Doors 1 ea 10,000.00$ 10,000.00$ 0.33$
07 CONVEYING SYSTEM $100,000 $3.33Elevators 1 EA 100,000.00$ 100,000.00$ 3.33$
08 MECHANICAL $1,206,000 $40.20Fire Protection 30,000 SF 2.50$ 75,000.00$ 2.50$ Plumbing 18 FIX 4,500.00$ 81,000.00$ 2.70$ HVAC 30,000 SF 35.00$ 1,050,000.00$ 35.00$
09 ELECTRICAL $1,050,000 $35.00Electrical 30,000 SF 35.00$ 1,050,000.00$ 35.00$
11 EQUIPMENT $15,000 $0.50Trash Chute and Compactor 1 LS 15,000.00$ 15,000.00$ 0.50$
12 SITEWORK $420,000 $14.00
Site Preparation 1 Allow 50,000.00$ 50,000.00$ 1.67$ Site Concrete 1 Allow 50,000.00$ 50,000.00$ 1.67$ Site Improvements, AC Paving 1 Allow 100,000.00$ 100,000.00$ 3.33$ Landscape & Irrigation 1 Allow 50,000.00$ 50,000.00$ 1.67$ Site Utilities 1 Alllow 100,000.00$ 100,000.00$ 3.33$ Gabions, horizontal drains 1 Alllow 50,000.00$ 50,000.00$ 1.67$ Pedestrain Trail Alteration 1 Allow 20,000.00$ 20,000.00$ 0.67$ INDIRECT COST 7,055,000.00$ $7,023,000 $220.10 General Conditions 15% $1,058,250 $1,058,250 $35.28Fee 5% $352,750 $352,750 $11.76Contingency 5% $352,750 $352,750 $11.76TOTAL COST $8,818,750 $8,786,750 $292.89
A E C P a c i f i c T e a m 2006
LEED - SustainabilityLEED-NC Version 2.2 Registered Project Checklist
Yes ? No
7 2 6 Sustainable Sites 14 Points
Prereq 1 Construction Activity Pollution Prevention Required
Credit 1 Site Selection 1
Credit 2 Development Density & Community Connectivity 1
Credit 3 Brownfield Redevelopment 1
Credit 4.1 Alternative Transportation, Public Transportation Access 1
Credit 4.2 Alternative Transportation, Bicycle Storage & Changing Rooms 1
Credit 4.3 Alternative Transportation, Low-Emitting and Fuel-Efficient Vehicles 1
Credit 4.4 Alternative Transportation, Parking Capacity 1
Credit 5.1 Site Development, Protect of Restore Habitat 1
Credit 5.2 Site Development, Maximize Open Space 1
Credit 6.1 Stormwater Design, Quantity Control 1
Credit 6.2 Stormwater Design, Quality Control 1
Credit 7.1 Heat Island Effect, Non-Roof 1
Credit 7.2 Heat Island Effect, Roof 1
Credit 8 Light Pollution Reduction 1
Yes ? No
4 1 Water Efficiency 5 Points
Credit 1.1 Water Efficient Landscaping, Reduce by 50% 1
Credit 1.2 Water Efficient Landscaping, No Potable Use or No Irrigation 1
Credit 2 Innovative Wastewater Technologies 1
Credit 3.1 Water Use Reduction, 20% Reduction 1
Credit 3.2 Water Use Reduction, 30% Reduction 1
Yes ? No
5 3 1 Energy & Atmosphere 17 Points
Prereq 1 Fundamental Commissioning of the Building Energy Systems Required
Prereq 2 Minimum Energy Performance Required
Prereq 3 Fundamental Refrigerant Management Required
Credit 1 Optimize Energy Performance 1 to 10
Credit 2 On-Site Renewable Energy 1 to 3
Credit 3 Enhanced Commissioning 1
Credit 4 Enhanced Refrigerant Management 1
Credit 5 Measurement & Verification 1
Credit 6 Green Power 1
continued…
Yes ? No
2 10 1 Materials & Resources 13 Points
Prereq 1 Storage & Collection of Recyclables Required
Credit 1.1 Building Reuse, Maintain 75% of Existing Walls, Floors & Roof 1
Credit 1.2 Building Reuse, Maintain 100% of Existing Walls, Floors & Roof 1
Credit 1.3 Building Reuse, Maintain 50% of Interior Non-Structural Elements 1
Credit 2.1 Construction Waste Management, Divert 50% from Disposal 1
Credit 2.2 Construction Waste Management, Divert 75% from Disposal 1
Credit 3.1 Materials Reuse, 5% 1
Credit 3.2 Materials Reuse,10% 1
Credit 4.1 Recycled Content, 10% (post-consumer + ½ pre-consumer) 1
Credit 4.2 Recycled Content, 20% (post-consumer + ½ pre-consumer) 1
Credit 5.1 Regional Materials, 10% Extracted, Processed & Manufactured Regionally 1
Credit 5.2 Regional Materials, 20% Extracted, Processed & Manufactured Regionally 1
Credit 6 Rapidly Renewable Materials 1
Credit 7 Certified Wood 1
Yes ? No
11 6 Indoor Environmental Quality 15 Points
TechnologySan Francisco State University
Prereq 1 Minimum IAQ Performance RequiredPrereq 2 Environmental Tobacco Smoke (ETS) Control RequiredCredit 1 Outdoor Air Delivery Monitoring 1Credit 2 Increased Ventilation 1Credit 3.1 Construction IAQ Management Plan, During Construction 1Credit 3.2 Construction IAQ Management Plan, Before Occupancy 1Credit 4.1 Low-Emitting Materials, Adhesives & Sealants 1Credit 4.2 Low-Emitting Materials, Paints & Coatings 1Credit 4.3 Low-Emitting Materials, Carpet Systems 1Credit 4.4 Low-Emitting Materials, Composite Wood & Agrifiber Products 1Credit 5 Indoor Chemical & Pollutant Source Control 1Credit 6.1 Controllability of Systems, Lighting 1Credit 6.2 Controllability of Systems, Thermal Comfort 1Credit 7.1 Thermal Comfort, Design 1Credit 7.2 Thermal Comfort, Verification 1Credit 8.1 Daylight & Views, Daylight 75% of Spaces 1Credit 8.2 Daylight & Views, Views for 90% of Spaces 1
Yes ? No
5 Innovation & Design Process 5 Points
Credit 1.1 Innovation in Design: Provide Specific Title 1
Credit 1.2 Innovation in Design: Provide Specific Title 1
Credit 1.3 Innovation in Design: Provide Specific Title 1
Credit 1.4 Innovation in Design: Provide Specific Title 1
Credit 2 LEED® Accredited Professional 1
Yes ? No
29 26 9 Project Totals (pre-certification estimates) 69 Points
Certified 26-32 points Silver 33-38 points Gold 39-51 points Platinum 52-69 points
29 Points
LEED Certification
• Rain water collection
• PV Cells
• Natural ventilation
• Sustainable material
• Sustainable construction
A E C P a c i f i c T e a m 2006
A E C P a c i f i c T e a m 2006