Concrete Masonry Highway Sound Barriers
INTRODUCTION As urban areas continually expand, a large percentage of high volume, high speed roadways are located within metropolitan areas,…
Resources
Noise Control With Concrete Masonry
INTRODUCTION Sound control is an important design consideration in most buildings. Sound control involves two important properties: sound transmission and…
Sound Transmission Class Ratings for Concrete Masonry Walls
INTRODUCTION Unwanted noise can be a major distraction, whether at school, work or home. Concrete masonry walls are often used…
Splices, Development & Standard Hooks for Concrete Masonry Based on the 2009 & 2012 IBC
INTRODUCTION Building codes include requirements for minimum reinforcement development lengths and splice lengths, as well as requirements for standard hooks,…
Fasteners for Concrete Masonry
INTRODUCTION Buildings use a variety of connectors including anchors, wall ties and fasteners. The distinction between the these types of…
Steel Reinforcement for Concrete Masonry
INTRODUCTION Reinforcement in concrete masonry walls increases strength and ductility, increases resistance to applied loads, and in the case of…
Design of Anchor Bolts Embedded in Concrete Masonry
INTRODUCTION The function of anchor bolts is to transfer loads to the masonry from attachments such as ledgers, sills, and…
Joint Reinforcement for Concrete Masonry
INTRODUCTION Standard joint reinforcement for concrete masonry is a factory fabricated welded wire assembly consisting of two or more longitudinal…
Anchors and Ties for Masonry
INTRODUCTION Masonry connectors can be classified as wall ties, anchors or fasteners. Wall ties connect one masonry wythe to an…
Articulating Concrete Block (ACB) Installation
INTRODUCTION Articulating concrete block (ACB) revetment systems are used to provide erosion protection. The ACB system is a matrix of…