Going Nationwide... Kristy Kinsel, Apprentice Andrew Sparks, Structural Engineer Sergio Moya,...

Going Nationwide . . .Kristy Kinsel, Apprentice

Andrew Sparks, Structural Engineer

Sergio Moya, Construction Manager

David Murray, Apprentice

Keith Soloman, Architect

Road

Pacific Ocean

Sunny Pond

$4.00$4.05$4.10$4.15$4.20$4.25$4.30$4.35$4.40$4.45$4.50$4.55

Cost (millions)

ConcreteBlock

BearingWalls

StructuralSteel &

Metal Deck

PrecastConcrete

Plank,ConcreteBeams

CompositeBeam &Cast In

Place Slab

Structural Material

Estimate Summary: Building Scheme 1

Scheme III

WeatherWeather

0

1

2

3

4

5

6

7

Sep

tem

ber

Oct

ob

er

No

vem

ber

Dec

emb

er

Jan

uar

y

Feb

ruar

y

Mar

ch

Ap

ril

May

Jun

e

July

Au

gu

st

0 50 100

Scheme3

Scheme4

EgressDaylightAcousticsPrivacySecuritySpace AdjancecyOccupancySpace Allocation

Performance Based Trade-offs

Rationale . . . Scheme 4

Rationale . . . Scheme 4

Site Plan

Ocean View

Pond

Rationale . . . Scheme 4

Perspective

Scheme 4

1st level Plan

Office

Auditorium

Lab

Student Off.

Classroom

Scheme 4

2nd level Plan

Office

Seminar

Lab

Student Off.

Classroom

Scheme 4

3rd level Plan

Office

Seminar

Lab

Student Off.

Classroom

Structural Analysis

Gravity Loads DL = 120psf LL = 80psf

for preliminary design estimated live load between school and auditorium occupancies

Roof LL = 20psf

Sap2000

P-T Reinforcement Layout

Missing Column

No Column, No Problem?

Preliminary Analysis Extreme Moments! 1534 k-ft

O.S.

No Problem!

Transfer Beams all 3 levels stiffness

proportional Stresses equally

distributed

Structural Analysis

Lateral Loads UBC 97’ Static Force Response Spectra

94’ UBC spectrumsoil type : S2Zone 35% damping

Load Path Diagram

Cad highlight MRF

Ductile Frame Detail

Size of the Members... Fitting in all the

Steel!Use Columns with

large gross area p=1-3%

Keep Beams wide to allow for adjustment of steel during detailing.

Sap2000

Moment diagram

Maximum Inelastic Deflections

Rationale . . . Scheme 4

Expediting

EnclosureEnclosurePrecast Exterior WallsPrecast Exterior WallsPrefabricated FormworkPrefabricated Formwork

Site LayoutSite Layout

$4,400,000

$4,500,000

$4,600,000

$4,700,000

$4,800,000

$4,900,000

$5,000,000

$5,100,000

Winter Spring

Scheme 3 - Cost Variation

Enclosure

Construction

Scheme 3: Cost Composition

General Conditions24%

Site Work0%

Concrete12%

Metals18%

Exterior Closure11%

Roofing1%

Interior Construction8%

Conveying2%

Mechanical7%

Electrical10%

Special Construction7%

$-

$1,000,000

$2,000,000

$3,000,000

$4,000,000

$5,000,000

$6,000,000

$7,000,000

$8,000,000

$9,000,000

$10,000,000

Winter Spring

Scheme 4 - Cost Variation

Enclosure

Construction

Scheme 4: Cost Composition

General Conditions20%

Site Work0%

Estructure27%

Exterior Closure15%

Roofing1%

Interior Construction9%

Conveying1%

Mechanical9%

Electrical12%

Special Construction6%

Costs for Alternative Exterior Walls

$5,400,000

$5,600,000

$5,800,000

$6,000,000

$6,200,000

$6,400,000

$6,600,000

$6,800,000

Series1 $5,915,833 $6,151,286 $6,425,662 $6,654,675

Precast Concrete Stainless Steel Projection Titanium

Budget Difference 224,167 (11,286) (285,662) (514,675) % 4% 0% -5% -8%

January 15, 2012January 15, 2012

Milestones: May 1, 2012Milestones: May 1, 2012

HVAC Systems

Two-pipe VAV Reheat System

Hydronic Radiant Floor

Hydronic Radiant Ceiling

Hydronic System

Buderus G-515:

Commercial Cast Iron Boiler

Going Nationwide . . .Kristy Kinsel, Apprentice

Andrew Sparks, Structural Engineer

Sergio Moya, Construction Manager

David Murray, Apprentice

Keith Soloman, Architect