Construction Cost Estimating Class #7 - Masonry Prof. Ralph V.
Locurcio, PE
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About Masonry Construction Masonry Walls CMU Block Reinforcing
bars Structural Brick Brick Veneer Mortar Example
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What is Masonry Construction? Bricks and CMU blocks Available
in many sizes, grades, and textures Plans and Specs will determine
size, color, etc. Specs will also determine the joint and type of
mortar to use
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Many different types The components block Block or brick
Reinforcement Mortar Grout Imbeds Anchor bolts
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Bars run in horizontal & vertical directions Typical
spacing 32 OC Additional bars added around openings
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Adds strength to CMU or Brick wall U-shaped CMU block filled
with cement Rebars provide lateral strength Forms a horizontal
beam
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100 feet 10 feet 4 feet 32 2 feet
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1136 blocks 225 blocks = 8 = 16
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Bond Lintel Bullnoze
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2 x 8 Bracing
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Structural Brick
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The brick veneer must bear on a footing, foundation, wall or
steel ledger, and this is created by bolting a steel angle iron to
the wall. A typical steel lintel is 4 Package includes: Brick
Weather Barrier Lintels Mortar Ties
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What is Mortar??
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Mixture of cement, sand & lime Binds the blocks/bricks
together Seals against the elements Lime adds workability,
elasticity, water retention Sand acts as a filler and aggregate
Mortar is often colored
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Masonry consists of: Block Structural Brick Brick Veneer Work
package for block and structural brick Block or brick Reinforcement
Mortar Grout Imbeds Anchor bolts
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The work package for Brick Veneer includes: Brick Weather
Barrier Lintels Mortar Ties
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1.Chapter 6. handout Problems 6-7, 8, 9, 10 Problem 6-13
2.Problems with HW #2 Calculations missing/incomplete Difficult to
understand Materials missing Incorrect costs Didnt use estimating
template Some gave too much credit