1. OBERA, IRAH KENTH OWENSON
PADAYAO, MARC EDSON
RODRIGUEZ, DIANNE
CONSTRUCTION
METHODS AND
STRUCTURES AS
EXPRESSION OF
ARCHITECTURAL
DESIGN
2. STRUCTURAL FORMS:
B. ARCH CONSTRUCTION
C. CORBEL OR CONTILEVER
D. TRUSS CONSTRUCTION
A. POST AND LINTEL
3. POST AND LINTEL
• ALSO CALLED TRABEATED SYSTEM;
IS A SYSTEM IN WHICH TWO UPRIGHT
MEMBERS, THE POSTS, HOLD UP A
THIRD MEMBER, THE LINTEL, LAID
HORIZONTALLY ACROSS THEIR TOP
SURFACES.
• ALL STRUCTURAL OPENINGS HAVE
EVOLVED FROM THIS SYSTEM.
4. • IT IS THE FUNDAMENTAL PRINCIPLE
OF NEOLITHIC, ANCIENT INDIAN,
ANCIENT GREEK, AND ANCIENT
EGYPTIAN ARCHITECTURE.
7. STRUCTURAL FORMS:
A. POST AND LINTEL
B. ARCH CONSTRUCTION
C. CORBEL OR CONTILEVER
D. TRUSS CONSTRUCTION
8. ARCH CONSTRUCTION
• COVERING AN OPEN SPACE BY
PLACING WEDGE-SHAPED UNITS
TOGETHER WITH THEIR THICK ENDS
OUTWARD.
• AN ARCH CAN SPAN MUCH WIDER
OPENINGS AND CAN ALSO CARRY A
MUCH GREATER LOAD THAN A
HORIZONTAL BEAM CAN SUPPORT.
9. • ARCHES WERE KNOWN IN ANCIENT
EGYPT AND GREECE FOR THEIR
MONUMENTAL ARCHITECTURE AND
ALSO IN ROME FOR THEIR
AQUEDUCTS.
13. STRUCTURAL FORMS:
A. POST AND LINTEL
B. ARCH CONSTRUCTION
C. CORBEL OR CONTILEVER
D. TRUSS CONSTRUCTION
14. CORBEL OR CANTILEVER
• A PROJECTION FROM THE FACE OF A WALL
FIXED IN POSITION TO SUPPORT A WEIGHT.
• CONSTRUCTED CANTILEVERING LINTELS
IN A BEARING WALL TO CREATE AN ARCH.
• BABYLONIAN ARCHITECTURE PRIMARILY
MADE WIDE USE OF CORBEL ARCHES.
18. STRUCTURAL FORMS:
A. POST AND LINTEL
B. ARCH CONSTRUCTION
C. CORBEL OR CONTILEVER
D. TRUSS CONSTRUCTION
19. TRUSS CONSTRUCTION
• A TRUSS IS ESSENTIALLY A
TRIANGULATED SYSTEM OF STRAIGHT
INTERCONNECTED STRUCTURAL
ELEMENTS.
• TRUSSES ARE USED IN BUILDINGS
WHERE THERE IS A REQUIREMENT FOR
VERY LONG SPANS, SUCH AS IN
AIRPORT TERMINALS, SPORTS STADIA
ROOFS, AND AUDITORIUMS.
20. • FIRST TRUSSES WERE PROBABLY
MADE OF TIMBER AND WERE USED
IN PRIMITIVE LAKE DWELLINGS
DURING THE EARLY BRONZE AGE.
