Inspection of Wood Beams and Trusses

• Inspection of Wood Beams and Trusses
• Distribution
• Distribution -Cont.
• Distribution -Cont.
• Abstract
• Foreword
• Table of Contents
• Table of Contents -Cont.
• Table of Contents -Cont.
• Chapter 1. Introduction
• Terminology
• Terminology -Cont.
• Terminology -Cont.
• Terminology -Cont.
• Section 2. Factors to Consider
• Figure 1-2.  Slope of Grain
• Conditions of Use
• Age of the Building
• Figure 1-4.  Decay Caused by Steam Lines
• Deterioration
• Physical
• Chemical Damage
• Figure 1-6. Examples of fungal growths and associated decay
• Figure 1-7.  Types of insect damage most likely in a building
• Section 3. Conditioning Rating System
• Chapter 2. Inspection Methods
• Section 2. Procedures
• Figure 2-1. A split-ring connector installed in one member
• Figure 2-2.  Stages of decay
• Interior Investigation
• Moisture Content
• Figure 2-3. The pick test for early decay
• Chapter 3. Inspection of Wood Trusses
• Figure 3-1. Elements of a Typical Heavy-Timber Truss are Shown in This Elevation Plus Top and Bottom View
• Evidence of Decay
• Wetting by Piped Water
• Section 2. Rating System
• Section 3. Inspection Format
• Figure 3-2. (C) All connectors are tight
• Figure 3-3. Trusses with rating 80. No deflection, significant splits, or loose connectors
• Figure 3-4. (B) Diagonal split in the lower edge of a structural member
• Figure 3-5. Trusses with rating
• Figure 3-6. (C) Failure of top chord due to decay. Roof leaks were obviously present prior to replacement of the roof
• Chapter 4. Inspection of Glulam Arches
• Evidence of Decay
• Figure 4-1. Elements of A Three Hinged Glulam Arch and A Commenly Used Roof System
• Section 2. Rating System
• Section 3. Inspection Format
• Figure 4-2. Glulam arches with rating 100. No sign of deflection or deterioration
• Figure 4-3.  (B) Slight delamination associated with butt joints in a glulam section
• Figure 4-4.  Glulam arches with rating 60
• Figure 4-5.  (C) Combination of delamination and severe decay
• Figure 4-6. (D) Severe decay and Failure of laminations
• Chapter 5. Use of Condition Evaluation Standards
• Figure 5-1. Suggested Implementation Method for Glulam Arches and Heavy Timber Trusses
• Blank Page
• Blank Page
• Blank Page

Inspection of Wood Beams and Trusses