First Baptist Church of Doylestown
Senior Thesis 2004 - Structural EmphasisJames Chester
Preliminary Phase II Design
First Baptist Church of DoylestownJames Chester – Structural Emphasis
FBC OF DOYLESTOWN
First Baptist Church of DoylestownJames Chester – Structural Emphasis
TOPICS
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. GENERAL INFORMATION
. ARCHITECTURE
. INITIAL STRUCTURE
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of Doylestown
DESIGN TEAM:
Owner || First Baptist Church of Doylestown
Architect/Engineer || Mann-Hughes Architecture
Electrical || Response Engineers
Mechanical || T. Landes & Sons, Inc.
General Contractor || Berks Ridge Co. Enterprises, Inc.
James Chester – Structural Emphasis
BUILDING/PROJECT INFORMATION
First Baptist Church of Doylestown
PHASE I ADDITION:
Added || Gymnasium, Two Classroom Levels,
Meeting Area
Square Footage || 25,000 SF
Code || BOCA 1996
Cost || $3.8 Million
Site Characteristics || Sloped
James Chester – Structural Emphasis
BUILDING/PROJECT INFORMATION
First Baptist Church of DoylestownJames Chester – Structural Emphasis
BUILDING/PROJECT INFORMATION
ARCHITECTURE:
. 2 PHASE PLAN
. BRICK FAÇADE
. RECTANGULAR SITE
First Baptist Church of Doylestown
GRAVITY STRUCTURAL:
Gymnasium || Steel Shapes
Classrooms/Basement || Masonry bearing walls
Floors || Poured floor on metal deck supported with bar joists
(Non-composite design)
Foundation || Continuous footing below exterior bearing walls
spread footings support gymnasium columns
James Chester – Structural Emphasis
BUILDING/PROJECT INFORMATION
First Baptist Church of Doylestown
LATERAL STRUCTURAL:
(WIND LOADS GOVERN)
Gymnasium || Rigid steel frame both ways
Classrooms || Shear walls
James Chester – Structural Emphasis
BUILDING/PROJECT INFORMATION
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of Doylestown
. Phase II to be designed
. Architecture
. Size
. Auditorium Considerations
James Chester – Structural Emphasis
PROBLEM STATEMENT
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of Doylestown
. Layout Phase II
. Consider/develop auditorium HVAC and lighting needs
. Design the structural system
James Chester – Structural Emphasis
PROPOSAL
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. DESIGN
. STRUCTURAL IMPLICATIONS
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of DoylestownJames Chester – Structural Emphasis
BREADTH: ARCHITECTUREDESIGN
First Baptist Church of DoylestownJames Chester – Structural Emphasis
BREADTH: ARCHITECTURE
Important to Consider:
. Façade important to church
. Floor Plan functionality
. Gabled Roof Shape
. Structural/HVAC considerations
DESIGN
First Baptist Church of DoylestownJames Chester – Structural Emphasis
BREADTH: ARCHITECTUREDESIGN
First Baptist Church of DoylestownJames Chester – Structural Emphasis
BREADTH: ARCHITECTURE
. Rigid Steel Frame
. Masonry basement
. Brick Façade – intermediate support
STRUCTURAL IMPLICATIONS
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of DoylestownJames Chester – Structural Emphasis
SCHEMATIC TECHNICAL SYSTEMSAuditorium Considerations - LIGHTING
. Downlighting
. Uplighting
. Theatrical Lighting
First Baptist Church of DoylestownJames Chester – Structural Emphasis
SCHEMATIC TECHNICAL SYSTEMSAuditorium Considerations - HVAC
. Multi-zoned Existing system
. Transmission Levels
. Exterior Units
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGN
Structural Systems:
. Steel Frame
. Masonry Bearing Walls
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNGravity System
. BOCA 1996 Loads similar to Phase I. High Stage Area Loads
. UFS Form Deck, 3” NW Concrete cover. WWM reinforcing
. 22K11 Floor Joists @ 2’-0” O.C. – Auditorium/Lobby
. 24K12 Floor Joists @ 2’-0” O.C. – Stage Area
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNGravity System
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNGravity System
23'-8" 27'-2
"
58'-6"
11'-0
"
N-S EXTERIOR/INTERIOR LOBBYNOT TO SCALE
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNGravity System
. Girders ranged from W10x12 to W24x131
. Beams ranged from W12x58 to W14x82
. Columns were typically W10x33
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNLateral System
. Lateral beams ranged from W10x22 to W12x53
. Columns designed with both axes in mind
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNMasonry Design
. Loads from Auditorium and Lobby floor transferred
. Frame loads supported with concrete piers
INTERIOR
12” CMU, w/ #8 @ 32” O.C.
EXTERIOR
12” CMU w/ #5 @ 16” O.C.
First Baptist Church of DoylestownJames Chester – Structural Emphasis
STRUCTURAL DESIGNFoundation Design
. 3’-0” Strip Footing w/ #4’s @ 12” O.C. and (3) #5’s longitudinal
. 5’-0” x 5’-0” Spread Footings w/ (5) #5’s EA. WAY
First Baptist Church of Doylestown
. BUILDING/PROJECT INFORMATION
. PROBLEM STATEMENT
. PROPOSAL
. BREADTH: ARCHITECTURE
. BREADTH: SCHEMATIC TECHNICAL SYSTEMS
. DEPTH: STRUCTURAL DESIGN
. CONCLUSIONS
James Chester – Structural Emphasis
TOPICS
First Baptist Church of DoylestownJames Chester – Structural Emphasis
CONCLUSIONS
EFFECTIVE DESIGN?
First Baptist Church of DoylestownJames Chester – Structural Emphasis
CONCLUSIONS
YES!
EFFECTIVE DESIGN?
First Baptist Church of DoylestownJames Chester – Structural Emphasis
CONCLUSIONS
. Architectural Continuity
. Design questions answered
. Structural Consistency
EFFECTIVE DESIGN?
YES!
First Baptist Church of DoylestownJames Chester – Structural Emphasis
ACKNOWLEDGEMENTS
. Mann-Hughes Architecture
. First Baptist Church of Doylestown
. AE Faculty
. Friends and Family
. Fellow Students
First Baptist Church of DoylestownJames Chester – Structural Emphasis
Questions?