CD230_Unit 6_Structural Members Part 1

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Nov 25, 2013 (3 years and 9 months ago)

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© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting: Unit 6 Slide
1

Unit 6

Structural Members

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
2

Structural Components


Floor joists range from 2” X 6” to 2” X 14” and
spaced at 12”, 16”, or 24”


Mudsill rests on the masonry foundation


Provides a base for all framing


Attached to foundation with anchor bolts


Either 3/4” or 5/8” in diameter

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
3

Structural Components


Joists will tend to roll as loads are applied


Blocking is used at the center of the joist span
to help transfer lateral loads


Sheathing is placed over the joists to form the
subfloor


Face grain should be perpendicular to the floor
joists

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
4

Structural Components

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
5

Beams


Girder (beam) is used to support the floor


A flitch beam consists of steel plates bolted
between wood members


Glu
-
lam beams are laminated with sawn lumber
and more structurally stable


Engineered wood girders consists of laminated
veneer strips glued together


© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
6

Beams

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
7

Structural Components

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
8

Structural Components

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
9

Structural Components

© 2006 ITT Educational Services Inc.

CD230 Architectural Design & Drafting II: Unit 6 Slide
10

Structural Components