Construction Materials Mr ORourke Construction Five Main Categories

Construction Materials Mr. O’Rourke Construction

Five Main Categories n n n Concrete Wood Metal Masonry Glass

Concrete n n Used in almost every type of construction One of the most important STRENGTH

Concrete Ingredients n n n Cement Paste- Made of Portland cement and water Aggregate- Fine sand mixed with stones Chemical reaction between water and cement hardens (sets the concrete)

Concrete Properties n Strong- Reinforced with rebar n Watertight n Workable

Working with Concrete n Preparing-Forms are prepared n Placing-Pouring near its final location n Finishing-Using a straightedge to level off n Curing-Done in moist conditions

Wood Materials Lumber: n Boards-sheathing, siding, paneling n n Dimension Stock-Form wood frame of house Timber- Posts and beams

Other Wood Materials n n Plywood- subfloors, roof decks Laminated Timbers- Lumber that is glued together (arches, poles and beams) Oriented Strand Board- Chipboard Pressure Treated Wood- Chemicals forced into wood to preserve

Metal Materials n Steel- Used for framing n Aluminum- Siding, roofing n Copper- Plumbing pipes and roofing

Masonry Materials n Clay Masonry- Consists of brick and tile n Concrete Masonry- Brick and Block form

Building Masonry Projects n n Laying out- Laying out materials in planned positions- Then space and cut Laying up corners- Build corners (leads) Laying between corners-Filling in walls between corners Tooling-Compacting and shaping the mortar

Glass All glass buildings, doors, windows, etc. n Flat glass-Clear, tinted, or opaque n Tempered glass- Heat treated Insulated glass- Two layers of glass with dry air in between n