Maricopa Community Colleges  PCM152   19956-20022 
Official Course Description: MCCCD Approval: 04/25/95
PCM152 19956-20022 LEC 3 Credit(s) 3 Period(s)
Cement Pouring and Finishing
Trade terms, history of cement development, types and uses of "portland" cement, aggregates and admixtures. Hand and power tools, form construction, concrete placement and finishing and the construction of tilt-up, precast and lift slabs. Prerequisites: None.
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MCCCD Official Course Competencies:
 
PCM152   19956-20022 Cement Pouring and Finishing
1. List and define terms associated with the concrete trade. (I)
2. State a brief history of the development of "portland" cement. (II)
3. List the common types of portland cement and describe specific uses of each. (III)
4. List and describe the types of aggregates used in making concrete. (IV)
5. List and describe the types of admixtures used in concrete and the purpose of each. (V)
6. List and describe the use of hand and power tools for finishing concrete. (VI)
7. List the tools used in forming and describe the use of the builders level. (VII)
8. Describe the construction of edge forms on grade. (VIII)
9. Explain the proper procedures for placing and rodding concrete. (IX)
10. Describe specific procedures and types of finishes used with concrete floors, roofs and steps. (X)
11. Describe the steps involved in placing and finishing concrete for sidewalks and patios. (XI)
12. Describe the types and purposes of joints used in concrete construction. (XII)
13. Describe the construction of tilt-up, precast and lift slabs. (XIII)
14. Explain specific concrete curing methods and the factors affecting each method. (XIV)
15. List specific types of defects encountered in concrete and explain the causes and remedies. (XV)
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MCCCD Official Course Outline:
 
PCM152   19956-20022 Cement Pouring and Finishing
    I. Terms and Definitions
        A. Portland cement
        B. Hydraulic cement
        C. Natural cement rock
        D. Sieve
        E. Lime
        F. Silica
        G. Alumina
        H. Gypsum
      II. History
          A. Ancient use
          B. John Smeaton 1756 - England
          C. First use in America - 1769
          D. Joseph Aspdin, 1824 patent - England
          E. First U.S. portland cement - 1871
          F. Modern production and use
        III. Portland Cement - Types and Uses
            A. Type I - general purpose
            B. Type II - massive construction
            C. Type III - high early strength
            D. Type IV - massive construction
            E. Type V - sulfate resistance
            F. Type VI - architectural
          IV. Aggregates
              A. Types
                1. Sand
                2. Gravel
                3. Crushed stone
              B. Classifications
                1. Fine
                2. Course
            V. Admixtures
                A. Air-entraining
                B. Accelerator
                C. Retarder
                D. Water proofer
                E. Color pigmant
                F. Water reducer
                G. Pozzolan
              VI. Finishing Tools
                  A. Hand
                    1. Straightedge
                    2. Tamper
                    3. Darby
                    4. Bull float
                    5. Hand float
                    6. Trowel
                    7. Edger
                    8. Jointer (groover)
                    9. Combination tool
                    10. Rubbing stone
                    11. Hammers
                    12. Miscellaneous tools
                  B. Power
                    1. Straightedge
                    2. Floats
                    3. Troweling machines
                    4. Grinders
                    5. Sprayers
                    6. Power hammer
                    7. Concrete saws
                    8. Miscellaneous power equipment
                VII. Forming
                    A. Tools
                      1. Hammers
                      2. Steel tapes
                      3. Spirit levels
                      4. Hand saw
                      5. Framing square
                      6. String line
                      7. Chalk line
                      8. Wrecking bar
                      9. Other
                    B. Builders level
                      1. Types
                      2. Component parts
                      3. Rods
                      4. Setting grades
                      5. Transferring grades
                      6. Checking grades
                      7. Checking elevations
                  VIII. Edge Forms On Grade
                      A. Parts
                        1. Stake
                        2. Sheathing
                        3. Brace
                        4. Scab
                        5. Duplex nail
                        6. Block
                        7. Support
                        8. Spreader
                        9. Tie wire
                      B. Types of pours
                        1. Floor with foundation
                        2. Floor without foundation
                        3. Stoop
                        4. Driveway
                        5. Sidewalk
                        6. Approach
                      C. Types of forms
                        1. Wood
                        2. Metal
                        3. Combination wood and metal
                        4. Hardboard
                    IX. Placing vs. Rodding
                        A. Placing
                          1. Pouring sequence
                          2. Surface preparation
                        B. Rodding
                        C. Leveling
                          1. Builders level
                          2. String line
                          3. Spirit level
                          4. Boning rod
                      X. Finishing Concrete
                          A. Floor finishes
                            1. Float
                            2. Rough broom
                            3. Fine broom
                            4. Hand trowel
                            5. Swirl
                            6. Hard trowel
                            7. Burnish
                            8. Machine
                          B. Roofs
                            1. Precast monolithic
                            2. Reinforced cast-in-place
                            3. Prestressed
                            4. Thin shell
                          C. Steps
                            1. Solid fill base
                            2. Open
                            3. Open metal pan
                            4. Closed metal pan
                            5. Precast
                        XI. Sidewalks and Patios
                            A. Steps
                              1. Vapor barrier
                              2. Forms to grade
                              3. Check slope
                              4. Check subgrade
                              5. Wet subgrade
                              6. Pour
                              7. Rod
                              8. Jitterbug or rollerbug as required
                              9. Darby or bullfloat
                              10. Hand float
                              11. Trowel
                              12. Edge
                              13. Cut joints
                            B. Finishes
                              1. Float
                              2. Trowel
                              3. Swirl
                              4. Broom
                              5. Exposed aggregate
                              6. Swirl with non skid material
                              7. Other
                          XII. Joints in Concrete Construction
                              A. Types
                                1. Isolation
                                2. Expansion
                                3. Longitudinal
                                4. Control
                                5. Construction
                                6. Dummy
                                7. Open
                                8. Decorative
                                9. Other
                              B. Purposes
                                1. Control cracking
                                2. Control slab movement
                                3. Divide pavement into suitable spacings
                            XIII. Tilt-Up, Precast and Lift Slabs
                                A. Tilt-up
                                  1. Poured on-site
                                  2. Lifted and tilted into place
                                B. Precast
                                  1. Economy
                                  2. Speed of construction
                                  3. Non-seasonal
                                  4. Minimum maintenance
                                  5. Decorative
                                C. Lift slabs
                                  1. Ease of pouring and finishing
                                  2. Jacking not weather dependent
                              XIV. Curing
                                  A. Methods
                                    1. Wet
                                    2. Chemical
                                    3. Mechanical
                                    4. Steam
                                    5. Autoclaving
                                  B. Reasons
                                    1. Eliminate shrinkage
                                    2. Increase strength
                                    3. Minimize creep
                                    4. Improve durability
                                    5. Other
                                  C. Precautions
                                    1. Hot weather
                                    2. Cold weather
                                XV. Defects
                                    A. Scaling
                                      1. Causes
                                      2. Remedies
                                    B. Crazing
                                      1. Causes
                                      2. Remedies
                                    C. Dusting
                                      1. Causes
                                      2. Remedies
                                    D. Blemishes
                                      1. Causes
                                      2. Remedies
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