{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Ch. 4 – Flexure Part II

Ch. 4 – Flexure Part II - 1 Ch 3 Slide Ch 4...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1 Ch. 3 Slide Ch. 4 – Flexure Part II • Reading: – Section 4-4: Analysis of Nominal Moment Strength for Singly Reinforced Beam Sections (pp. 122-128) – Section 4-5: Definition of Balanced Conditions (pp. 128-130) • Problems: – Study class problems and Book Examples 4-1 and 4-2. 2 Ch. 3 Slide Nominal Moment Strength, M n • Definition: M n is that calculated from internal forces using: (i) the idealized stress-strain relationship for steel reinforcement (ii) the equivalent rectangular stress block for concrete calibrated for an . ultimate compressive strain ε cu = 0.003 3 Ch. 3 Slide Nominal Moment Strength of Under-reinforced (Tensile-dominated) Singly Reinforced Rectangular Sections when concrete finally crushes ε s ≥ ε y = 0.003 (c) → f s = f y Recall, under-reinforced beam section: ( 29 ' 0.85 c f b a = s y A f = c for equilbrium of horizontal forces (see also slide 2 of Ch 4 Flexure 1 Handout): C T = ' c C 0.85 c s y T f b a A f = → = ?...
View Full Document

{[ snackBarMessage ]}

Page1 / 5

Ch. 4 – Flexure Part II - 1 Ch 3 Slide Ch 4...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online