Masonry Loadbearing

Wall Construction

Masonry Wall Types

Reinforced or Un-reinforcedReinforcing Increases Load Carrying CapacityUses: Low Rise Construction, Foundations

One Type or Composite Masonry WallsComposite; Two Wythes of Different MaterialTyp. - CMU & Brick

Solid or Cavity Walls

Reinforced Masonry Walls

Cell Reinforcing

Cavity Walls

Common Construction for Exterior WallsInsulating ValueReduced WeightDrainage

Cavity Wall Construction

Inner Wythe or support wallAir Space (Insulation & Drainage)Outer Wythe of MasonryMasonry Ties to hold the Wythes together

Masonry Veneer Anchors

Masonry Flashing

External Flashing

Prevents Moisture Penetration

Types

Material

Internal Flashing

Through Wall (Concealed) FlashingCollects waterDrainage Through WeepsPlacement

Shelf Angle

Dampproofing & Flashing

Flashings over Wall Openings

Thermal Insulation

Outside Face (typically EIFS)

Within the Wall

In the Cavity or

In the Hollow Cores

On the Inside Face

Insulation in CMU cells Insulation in Cavity

Insulation in CavityExternal Insulation

Insulation being installed in the cavity

Masonry Construction

Masonry and Wood

Masonry and Steel

Masonry and Concrete

CMU Masonry with Joist & Metal Decking

CMU with Precast Concrete Decking

MPE Rough-In

Rough-in•Electrical•Plumbing•HVAC

Fire Damper

Electrical Rough-in

Electrical Roughin

Expansion & Contraction

Structure Movement, Masonry Changes

Expansion JointsWithin Masonry WallTwo-way Movement@ Change in Thickness, Height, or Openings

Isolation Joints

Expansion Joint

Weep Holes

Expansion Joint Material

Other Special Problems

Efflorescence

Joint Deterioration

Moisture Penetration

Hot & Cold Weather Construction

Efflorescence

Efflorescence

Masonry and the Codes

Masonry often used as a fire separation wall

Used with Steel and Concrete Decks - Type 1&2