04200-1
SECTION 04200
UNIT MASONRY
PART 1 - GENERAL
1.1
1.2
1.3
1.4
SECTION INCLUDES
A. Modifications and/or Repairs to Masonry
RELATED SECTIONS
Section 01050 - Coordination
Section 01400 - Quality Control
Section 01710 - Project Cleaning
Section 07270 - Firestopping
Section 07900 - Joint Sealers
Division 15 - Mechanical
Division 16 - Electrical
QMO >
DELIVERY, STORAGE, AND HANDLING
A. Store cementitious materials off the ground, under cover and in a dry location.
B. Store aggregates such that grading and other required characteristics can be
maintained and contamination avoided.
SEQUENCING AND SCHEDULING
A. Coordinate work under provisions of Section 01050.
PART 2 - PRODUCTS
2.1
2.2
2.3
MATERIALS
A. Concrete Masonry Units: Normal weight hollow concrete masonry units, ASTM
C90.
B. All units indicated for use in fire rated assemblies shall be tested and approved for
the hour ratings indicated on the Drawings.
BRICK UNITS
A. Shal match the existing.
REINFORCEMENT AND ANCHORAGE
A. All masonry reinforcing shall be ASTM A153, hot dipped galvanized with a
minimum thickness of 1.5 oz./ft. of wire and ASTM A123 for all other shapes.
B. Single wythe joint reinforcement: Ladder type; cold-drawn steel conforming to
ASTM A82, nine (9) GA. side rods with nine gage cross ties.
C. Corrugated ties: Corrugated, 16 GA., 7/8-inch-wide, of sufficient length to penetrate
at least four inches into masonry or three inches into the veneer.
13089K
